938H-Elect schematic.pdf

WireDescription Wire Number

W ri e C o lo r

1 0 1

R D

Un w s i cth e d Ba t t e r y( )+

A 90 0

O R

L e ft Hi ct h/ Sc er e d /D /D ffi e r e n ita l Lo kc

1 0 2

RD

Ru n ni gL a mp s

Wire Number

A 90 7

B U

L e ft Di f f e r e n ita lL o ck S w i ct hT oRe al y/ Di od e

De s cr cr p i it on

W ri e C o lo r

103 104

YL YL

Autolube Pump Motor

A97 5

BU

DifferentialL ockS olenoid

MSS/Product L ink

A982

BR

E ngine T hrottle C ontrol

105

RD

K ey Switch

C211

BK

Waste Gate Valve

106

RD

Gl ow P lug R elay

108

BU

BK

Implement C ontrol Re Return

Operator Seat M otor

C495

OR

Imp el ment Case Drain Filter

109

RD

Alternator Output + ()

C529

GY

Lift Pressure Sensor

110

RD

Engine Control

C216

C530

BU

Lift Position S ensor

112

PU

Main Power Relay Output

C542

GN

Heated Mirrors

113

RD

Rear Vision Monitor

C543

GY

Auxiliary H eater Blower

1 1 4

RD

Forward Warning Horn

C583

GN

Relay T o A/C Control

115

PK

118

GY

120

RD

124

GN

125

OR

12VC onvertor

C967

Wipers

E455

12V Convertor

E 746

HVAC Blower

E748

G low P lugs

E900

BU BR GN BK GN

Transmission Output Spee d(-)

PU

Transmission nI termediate Speed (+)

YL

Front C ab Floods S up pl em e n at l S et er ni gC on rt ol

G N

P ay ol ad Co nt or lS s y et m

141

PK

147

E903

YL

E 90 4 E 90 5

Transmission nI termediate Speed (-)

B R B U

T ar ns m i s oi n nI et m r e d ai et Sp ee d q( + ) T ar ns m i s oi n nI et m r e d ai et S p e ed (q )-

Heated M irror Relay

E 9 06

OR

RD

Implement Cluster

E907

GY

Transmission Output Speed (q-)

149

PU

Reversing Fan Relay

E908

BR

Transmission nI put Speed (+)

150

OR

E ngine C ontrol

E909

WH

Transmission nI put S peed -()

1 5 7

RD

A uto ul b e Pu m p Mo ot r

E 9 2 9

G Y

164

WH

Powertrain Control

E960

OR

Auxiliary Engine Shutdown

1 68

G N

I m p el m e nt Lo ck ou /t Qu ci C k o u p el r

E 96 5

B U

E ng ni eS pe ed / Ti mi ng S e n o s r (B - )

Transmission Output Spee d(q+)

T ar tci o n Co n t or l

A trciu al it o n An g l eS e n o s r

170

RD

XMSN Control

F762

GY

E ther Solenoid

1 7 5

RD

Ho o d Act u a ot rB er a k e r

F7 6

W H

K cik o u D t e et n t Di as b l eS w i cth

177

RD

1 78

G N

1 99

RD

200

BK

201 202 229

BK BK BK

Unswitched Battery +( )

G485

M ai nC ri u c ti B re ak e r to Ma ni Re al y

G 73 2

H o dA tc u a ot rS w i cth

BU

Front Brake Temperature

W H W H

T ar n s m i si o n Co n t or l T o qr u e Li m i t

G 75 0

BU

T ra ns mi ss oi n Fo rw ar d Sw ti ch

Main C hassis

G755

GY

Monitor

G760

Transmission Control

G761

B attery (-)

G762

P ay ol ad Mo ni ot r -S ys et m Gr ou nd

G 76 3

WH YL BR PK

P ar ki ng B ra ke L ev er S wi ct h

G 76 6

GN

I mp el me nt C on rt ol S wi ct h N ( O . ).

3 07

OR

K ey S w i ct h To N eu rt al S a t rt S w i ct h

G 76 7

WH

I mp el me nt C on rt ol S wi ct h N ( C . ).

3 0 8

Y L

Ma ni Po w e rR e l a y Co l i

G 7 6 8

G N

Tr a n m s i si o n Co n t or S l p e e d Sw tci h

G 78 7

G N

T ar ns m i s oi n R e mo et Fo w r a r d S w ti h c

O R

H o r n S w ti h c To Ho nr Re al y

B R

B ac u k pA al m r L am p/ Tr av el A al m r

3 2

G Y

F o r w a dr Wa nr ni gH o r n

3 2 6 397 398

P U OR BU

G 78 8 G 9 4 8

K ey Sw tci h' C ' Te m r ni a l

G 9 1

Hood Raise Motor

G992

Hood Raise Motor Monitoring Circuits

4 03

G N

P U

B R B R BU

PK

4 17

G Y

419

YL

439

YL

447

PK

4 53

PK

4 8 4

Y L

50 0

BR

P ir m a yr St ee ir ng Pr es u s er S w i ct h

G 99 8

W H

L ef R t ea rA bs Sp ee d S e ns o r ( )-

Parking Brake Sensor

H704

PK

Reversing Fan Solenoid

Indicator - Lamp

H728

Fuel Level Gage

H746

I nd ci at or - S up pl em en at lS et er ni g Fa ul t

501

GN

502

OR

503

BR

H 74 7 H 7 6 6

GN YL BR Y L

J 76 4

BR

Wiper -F -Front P ( ark)

J765

BU

Wiper -Front L( ow)

J766

PU

Wiper -F -Front H ( igh)

J807

BK

Proportional Return #1

J808

BK

P roportional

P roportional Re Return # 3 P roportional

506

PU

Washer - rFont

J815

BK


WH

Washer -R -Rear

J845

PU

Rear Differential Bypass Solenoid

Radio Speaker -L -Left + ()

J854

YL

Ra d i oS p e a ke r- Le tf (- )

J 8 7

P U

Re a r Axl eP u mp Dr vi eD vi e r et rR e l a y

Radio Speaker -R -Right + ()

L730

OR

5v Analog Sensor Supply

L731

BR

A n alog Sensor Return

M7 3 9

Y L

S o l e n oi dR e tu nr

GN

Radio Speaker -R -Right -() AC / R e fr gi e r a n P t er su er Swi cth

5 1 5

G Y

H V A CB ol w e rM o to r# 1( H i g h )

5 16

G N

H VA CB ol we rM ot o r # 1( Me di um )

5 17

M7 9 5 M 9 2 7

W H G N

N 78 7

B U

H dy ar ul ci Ta nk F liet r B y p a s Sw ti h c

S w i cth To Ha a z dr Fl a sh e r

N 9 3 6

Y L

B al d e Ra kc b a kcS wi cth (N. C . )

Y L

F a n S p e ed Sw ti h c To A/ CP er s u r e S w ti h c

N 95 7

P K

R XD -C om m1

5 2

W H

N 9 6 0

O R

BR

A C/ C ul ct hT oT h em r o st a t Swi cth Turn Signal Switch To Flasher

N970

Indicator -Hazard L amps I n d ci a t or - Tu nr Si gn al sB as ci / R i gh t

YL

N973

BR

N 97 9

G N

(AT) HARNESS- TRANSMISSIONHARNESS

LIFTPOSITION SWITCH Component

CONN34 AUTOLUBEPUMPMOTOR

T X D - Co m m1

Alternator

FORWARDHORN

BUCKETTILTPOSITION SW

DTR -Comm 1

Alarm,Backup

CONN28

DCD -Comm 1

Machine Location

I-17

VIEW (CJ)

I-15

Breaker, Glow Plu g s

G-13

VIEW (CJ)

B er a ke ,r Ma ni

H 1- 3

V EI W( C J)

Co n t or ,l En g i n e

E 1- 6

S gi na G l or un d -C om m1

C on rt ol , H o od R ai se L/ ow er M ot or

H -1 1

In d i ac ot r- Tu nr Si g n a l sL e f t

P 73 9

B U

A lx eCo o l e r Cl u t hc

Glowplugs 1-6

H-17

AC /S w i ct hJ u mp e r #1

P 7 6 9

Y L

M a ch ni eCo n t or 8l VS e n o s rP o w e r

B U

V ol at ge Co nv er et r P o w e r O u pt ut

P 91 5

P K

CONN32

GN

S tarter Relay

BR

Hydraulic Oil

6 0 8

G N

F ol o d La m p s- Re a r

R 9 4 1

G Y

S at tr Ai dCo n t or -l So el n o di 1 &2 Re ut nr

Temperature Sensor

610

OR

Headlamps -Basic

R997

OR

5V An Analog Sensor Power

611

PU

Headlamps -High Beam

T786

GY

5V D gi ital S e nsor Supply

6 14

P U

T a i lP / os tioi n/ Da h s L a m ps

T 9 0 1

Y L

M ac h i ne S e c ur ti yS s y et mE xc ti er Co li (I n)

6 1 5

Y L

Fl o dL a mp s- Ro p s

T9 0 2

P K

M a ch ni eS e cu iryt Sys et m E x icet rC o i lO ( u t )

617

BR

Tail / Position Lamp -( -(Left)

T951

BK

Injector #1 (+)

BK

CONN27 RIDECONTROL#2 SOL CONN26 RIDECONTROL#2 SOL

CONN33

VIEW (PE)

0 1 68

B a tt eyr V otl a ge

C-17

VIEW (PE)

0171

Ambien t A i r T e m p ear t u r e S e n sor

CO NN 3

D-17

VIEW (PE)

0 17 2

I nt ak e Ai r TempSensor

CO NN 4

I-17

VIEW (CJ)

0 1 90

E n gi n e S p eedSe nso r

CO NN 5

J-17

VIEW (CJ)

0 2 53

P e sr o na lti y M o d uel

CONN 6

F-15

VIEW (PE)

0261

EngineTim ingCalib ration

F-15

VIEW (PE)

0 2 62

5 V D CS e n os r S u p l y

Connector Number

K 6-

V EI W( A T )

H 1- 5

V EI W( E)

S ol en oi d, De ma nd Fa n S h ut o f f

I 1- 7

VE I W( CJ )

J 1- 1

VE I WC ( V)

S ol en oi d, Dfief re nt ai l Lo ck A ct ua it on

E -1 0

VE I W (H C)

CO NN 7

H or n, F or wa rd ( 93 8 H )

K -3

VE I W( AG )

S ol en oi d, F or nt D fi ef re nt ai lL oc k

D -1 0

VE I W( HC )

Horn, Forward I(T38H)

G -3

VIEW (A (A C )

Solenoid, F uel Pu Pump

F-18

VIEW (E (E )

CO NN 8

L-16

VIEW (CJ)

M o t o r ,F or nt Wa sh er Pu mp

K 8-

VE I W( CJ )

S ol en oi d, m I pl em en tP li ot Sh ut o f f

I 4-

V EI W( AG )

0 2 67

Rem oteSh utd o w nnI p ut

CO NN 9

J-14

VIEW (CJ)

0268

Progra medParam e t e r F a utl

M ot or , Fu el P irmi ng P um p

G -1 6

VE I WE ( )

S ol en oi d, I m p el me n P t li ot S hu ot f ( TI 38 G)

F 3-

VE I W( AC )

CONN 10

D-12

VIEW (CJ)

M ot or , Ho od A ct ua ot r

H -1 7

VE I W( CJ )

S ol en oi d, I m p el me nt P ow er M an ag em en t

D -1 7

VE I W( CJ )

0 2 91

E n gi n e Co oiln g Fa n S oel n oi d

CONN 11

E-12

VIEW (CJ)

E 1- 7

V EI W( E )

0296

T r a nm s i s soi n C o n t r o l

CONN 12

D-7

VIEW (CJ)

E 1-

V EI W(A C )

0 3 42

S e c En gni e S p e d S e n sor

CONN 13

J-8

VIEW (CJ)

D 1- 0

V EI W( HC )

0526

T u r b o W a tse g aet A c t u aot r

CONN 14

F-5

VIEW (CJ)

1 4 38

E n gi n e Co oiln g Fa n S oel n oi d # 2

Mo ot ,r Re a r Wa hs e r Pu m p

K 8-

V EI W( C J)

S o l e n o i d , nI ej tco r1 6-

Mo ot ,r Se o c n d a r yS et e r ni g

J 9-

V EI W(C V )

S o l e n o i d , Qu cikC ou p l e r

I 1- 5

V EI W( E)

S ol en oi d, Re ar Di ff e r en it alL oc k

618

YL

Tail

61 9

GN

Headlamps -Low B eam

T953

BK

Injector # 3 + ()

633

BU

Lamps - A ttachment

T954

BK

Injector #4 +()

R e l ay S , ec on da yr St e ir ng

J 1- 0

VE I W( CV )

S ol en oi d, Ri de Co nt or # l 2

J 7-

V EI W( AG )

6 4 6

O R

S w i cth To Fr o n F t ol o d La m p sR e l a y

T9 5

B K

In ej tc o r #5 (+)

Re is ts o r C , A NDa at i l n k( En En g i n e )

D 1- 4

V EI W(E (E )

S ol e n o i d , Sta tr Ai d

F- 1 5

V EI W(E (E )

6 4 7

G N

S w i cth To Re a r Fl o dL a mp sR e l a y

T9 5 6

B K

I n j e ct o r #6 (+)

CO N N1 9

S e n d e ,r Fu e l L eve l

K 1- 6

V EI WC ( )J

S o l e n o i d , Va ir a b el Sp e dFa n

D 1- 0

V EI W (H C )

CO NN 20

S en de ,r Hy d r au il cO li Te m p er at ur e

D 6-

VE I W( CJ )

S up pr es o s ,r HV AC A cr

S en de r, R e a r Ax el O li T e mp er at ur e

J 1- 5

VE I W( CJ )

S up pr es so r, Q ui ck C o up el r Ar c S up pr es so r, S ec on da ry S et er ni g Ar c

651

PK

Flood L amps - R ear

T957

BK

Injector 1 R eturn

6 9 1

G Y

C ri u c ti Br e a ek rTo Wa nr ni gL a mp s

T9 5 8

B K

I n j e ct o r 2 R e ut nr

699

PU

T959

BK

Injector 3R 3Return

T 9 6 0

B K

I nj ec ot r4 Re ut nr

P K

T ar tci o n Co n t or T l e st Sw tci h

T9 6 1

B K


709

OR

S ensor Power

T962

BK

Injector 6 Return

7 27

G N

S up pl em e n at S l et er ni g M o ot r R e al y

T 9 7 1

O R

A ux l iai yr Ci cr ui t# 3

T 9 7 3

W H

7 28

B U

7 51

G N

7 5 2

S up pl em e n at Sl t ee ir ng Co nt or Sl w ti h c T ar ns m i s oi n S h fi S t ol en oi d1 O r3

T 9 7 4

B R

T9 9 3

B R

T 9 7

O R

T ar ns m i s oi n S h fi S t ol en oi d3 O r1 T ar n s m i si o n Sh fti So el n o di 4 O r 5

X 7 3 1

B U

B oo ts Pr e s us er

G Y

L fi K t ci ok u t So el n o di Sw tci h

X7 7 8

P U

B ar ek Lo wP er ss u r eS w i ct h

7 62

YL

B uc ke t Po si it on er S ol en oi d Sw ti ch

X 91 8

PU

Gro u nd L ev el S hu d t ow n Sw ti ch 3 ( N. O. )

7 63

B U

T o r qu e C o nv er et r S w ti h c

X 9 1 9

W H

WH

Coupler Engage Solenoid

X920

BR

P U

T ar n s m i si o n So el n o di 4 O r 5 +()

9 0 1

WH

944

9 0

X9 2 1

P K

IMPLEMENTSHUTOFFSOLENOID

X922

W H

Injector 3( 3(+)

CAT Data L ink 1 +()

X923

OR

Injector 4 +()

CAT Data L ink 1 -()

X924

BR

Injector 5 +()

Selector Switch

X925

PK

Injector 6 (+)

BU

Fork Position Select

X926

GY

Injector # 1 R eturn

Y L

I n j e ct o r #2 Re ut nr

B R Y L

A u to h s fti Au ot /M /M a n u a S l w i ct h

X9 2 7

Ride Control Solenoid

X928

GN

Injector #3 Return

X 9 2 9

B U


GY

Oi P l ressure (Filtered)

X930

9 95

BU

Coolant T emperature

X931

9 96

GN

Eng i ne S pe ed / Tm i ni g Se ns or P ow er

GN

HoodRaiseRelayCoil

Y787

OR

ImplementCAN 1(+)

WH

HoodRaiseRelayCoil

Y788

GN

ImplementCAN 1(-)

Y794

OR

ExpandedCAN (+)

A301

YL GN

H-5

VIEW (CJ)

1 6 39

Mah c S e c S sy t e mECM

CONN 16

K -6

VIE W (AT)

1779

F u e lR a i lP r e s u s r e V a l v e S oel n o i d

CONN 18

J-4

VIEW (AC),(AG)

1785

I ntae k Manifo ldPressu r eS e n s o r

L -7

VE I WA ( T)

S en o s ,r Am bi en tA ri Te mp er at u r e

H 1- 8

V EI W( E)

S en o s ,r Ar it u c al it on A n g el

H 9-

VE I W( CJ )

S w i ct h , Bu ck e t P o s tioi n( TI 38 H)

F 1- 8

V EI W( E )

L 7-

V EI W (A T)

F 1- 8

S en o s ,r Fu el R ai l Pr es u s er

D 1- 8

S en o s ,r In at ke Ma ni of dl P er s ur e

D 1- 8

S en so r, I nt ak e Ma ni of dl T em pe ra ut re

E -1 8

GY

ThrottlePosition

PK

PrelubePressureSwitch ToPrelubeTimer

Y795

GN

ExpandedCAN (-)

A513

PK

VoltageConverterMemoryOutput

Y946

BU

Fuel Rail PressureSignal

A524

BR

TemperaturePotentiometerPosition

Y947

BR

AnalogSensorReturn

A541

PU

Indicator-HazardLamps

Y948

BR

AnalogSensorReturn

A629

BU

FloodLamps- FrontHidAttachment

Y950

YL

Fuel PumpSolenoid(+)

A893

OR

Fuel SwitchToFuel Pump

Y951

PU

Fuel PumpSolenoidReturn

V EI W E ( )

CO NN 21

E -1

VE I W( A C )

CO N N2 2

J 1- 0

VE I WC ( V)

CONN 23

H 1- 8

C-2

VIEW (AC)

D-2

V IEW (AC)

C 2- D ,- 2 , H- 2 V EI W( A C) (, A G ) E -2

VIEW (AC)

V EI W( E)

CONN 24

E -2

VIEW (AC)

F 3-

VE I W( AC )

CONN 25

F-2

VIEW (AC)

S w i cth B , u c ek /T t li P t o s tii o n

K 4-

V EI W( A G )

CO NN 26

G-2

VIEW (AG)

S w i ct h , Ca e s Dr ai n iFtl er

E 1- 7

V EI W (H C )

CONN 27

G -2

VIEW (AG)

S w i cth D , sic o n n e tc

J 1- 2

V EI W(C )J

CONN 28

G 3-

V EI WA ( C )

CONN 29

I 3-

VE I WA ( C)

CONN 30

V EI W E ( )

S w i cth F , o r kP o isit o n (IT3 8 H )

V EI W (E )

S w i ct h , Fr on tA lx e O i l Mo ni ot ir ng

V EI W( E)

S w i ct h , Fu eP l rm i ni gP um p

I-3

V I E W (A G )

I-2

V I E W (A G )

J-3

F u e lR a i lP r e s s u reSensor I g ni toi n K e y S w tci h

1 8 49

E n gi n e Fa n R e ev r se R eal y

2 2 46

G l ow P l ug S t ar t A i d R e l ay

²TheMIDis adiagnosticcode thatindicateswhichelectroniccontrol module diagnosedthefault.

FailureModeIdentifiers (FMI)¹

VIEW A ( G)

F MIN o. o.

CONN 31

J-3

VIEW A ( G)

0

D a t a v ai ld b u t a b o v e n o r m a lo p e r ai o t n a lr a n g e .

CONN 32

H-3

V I E W (A G )

1

D a t a v ai ld b u t b e l o w n o r m a lo p e r ai o t n a lr a n g e .

J 7-

VE I W ( A T)

S w i ct h , Ho od Ac ut at or

H 1- 1

VE I W ( C )J

CONN 33

L-3

VIEW (AG)

J 7-

VE I W( A T)

S wi ct h, H d y ra ul ci Fl ie t r By pa s

E -1 0

VE I W( H C)

2

D a t a e rar t i c , i n t e r m ti te n t , o r i noc r r e c. t

CONN 34

L-2

VIEW (AG)

3

V otl a g e a b o ev n o r m a l o r s ho r et d hgi h .

C 1-

VE I WA ( C )

S w i ct h , Li tf Po isit on (9 38 H)

K 3-

V EI W A ( G)

CONN 35

L-2

VIEW (AG)

4

V otl a g ebelo w n om r ao l r s ho ret d l o w .

G 2-

VE I WA ( C)

L 1- 8

VE I WC ( )J

J -2

VE I W( A G )

J 2-

V EI W( AG )

D 1- 8

V EI W E ( )

S en o s ,r Ou pt ut Sp ee dL ea di ng

K 7-

V EI W (A T)

S en so r, R HF or nt W he el S p ee d

C -1

VE I W( A C )

S wi ct h, G or un d Le ve lS hu dt ow n

H -1 1

S w i ct h , Li tf Po isit on (I T 3 8H ) S wi ct h, L ow B ar ke O li P re s ur e

E -1 0

S w i ct h, Pr m i ar yS et er ni g P r es u s er

K 9-

S wi ct h, Se co nd ar yS et er ni g P r es u s er S w i ct h , XM S N F li et r B y p a s

Theconnectors howninthis s chartarefor harnesstoharness connectors. Connectorsthatjoina harness toacomponentare generallylocatedator near thecomponent.See theComponentLocationChart.

VE I W( H C) VE I W( CV )

K 9-

VE I WC ( V)

E 1- 0

V EI W (H C )

ViewAC = FrontFrameHarness (IT38H) ViewAT = TransmissionHarness ViewCJ = MainChassis ViewCV = SecondarySteeringHarnesses ViewE = EngineHarnesses ViewHC = Hydraulic ServiceCenterHarness

5

C urre nt b eol w n or m al

6

Curre n t a b o v e n om r a lo r g r o u n d e d c i r c u .i t

7

Mecha ni cas l y set m n o t r e spond i n g p r o p elry .

(AG)HARNESS- 938HFRONTFRAMEHARNESS

Abnorm a lf r e q u e ncy,pu l s e w i dht , o r p e r i o d . A bn or ma l up da e t . A b no r ma l r at e o f ch a ng e . F al iu er m o d e n o t i de n itfai bel .

12

B a d de vci e o r co m po n en t .

13

O u t of c ai lb ar toi n .

14

P a ar m e t e r af iul r es .

15


16

P a ar m e t e r no t a va ial bel .

17

Mod uleno trep s o nd i ng .

18

S e ns o r u s p pl y f au l.t

19

Con d i ito n no t m et .

20


HYDRAULICOILTEMPERATURESENDER FUELLEVELSENDER

LHTAILLAMPS

CONN5 BACKUPALARM HOODACTUATORMOTOR

LIFTPOSITION SWITCH

CONN8&CONN9 REARAXLEOILTEMPERATURESENDER

Event Codes EngineControl

FRONT& REARWASHERPUMPS

CONN11

Even t Cod e 0 1 94

CONN10 REARWHEELSPEED SENSOR(LH)

RHTAILLAMPS

SECONDARYSTEERINGARCSUPPRESSOR

CONN14 CONN15 LHFRAME GROUND FRAMEGROUND

CONN23

Use r D eifn ed S h udt o wn L o w En g i n e O i l P er s u sre

0361

HighEngin eCoolantT empera ture

0 3 62

E n gni e O ve r p s e ed

0 3 96

H i gh F u el R a i l Per s u sre

0 3 98

L o w Fu e l Ra i l Per s u sre

0441

Idl eE l ea v t e d t o I n rce a s e B attV o l t a g e

0539

H i g h I nat k e M a nfio l d A i r T e m p e r aut r e

1044

0 0 49

CONN25

CONN21 CONN20

11 4-533 333

A/C(High/Lo h /Lo w)Pre ssure

31 3-510 104

Pri mary& r y& Seco nd a r ySteeirng Pr essur ar ure

31 4-240 405

Lo wBr akeO e O il Pressu re

Ac tu ate 27 5to1 750 kPa¹ (39.9to253.8 psi)

Deac tu ate -

Cont act P os i ti o n

1,200kPaMAX (174psi MAX) 10,700kPaMAX (1552psi MAX)

70 0± 1 00 kPa (1 02± 14.5p si) 8,96 0± 5 37 kPa (1 300 ± 78 psi )

A-B NormallyOpen A-CNormallyClosed A-B NormallyOpen A-CNormallyClosed

LowBrakeAcumula t orP res ure Transm issio nFilterPlug ed

0454

Hydra u l i cC a s e D r a inFilterPlu gged

0 4 90

P a r kB r a ek O n - N o tnI N e ut r a l

0 6 27

P a r ikn g Bar k e On - M a ch i ne I n M ot i o n

0861

C l o c kM a n u a l Ai lg n m e n t R e q u ier d

0 8 78

H i gh H y d r a ul i c Oi lT e m p

0879

Hydra u l i c T a n kO i l F i l t e rPlugged Hig h F r on t A xl e T em p

2 1 30

Hig h R e ar A xel T e mp

0 6 43

Z e or T i me r E xp i er d

Event Codes Payload Control

NormallyOpen²

CONN13

¹Withincreasing pressuretheclosedcondition canbemaintained upto2800 kpa(405psi), withdecreasingpressurethe closedconditioncanbe maintained downto170 kpa(25psi). ²Contactpositionat thecontactsofthe harnessconnector.

Coa s tni g i n N e u tar l W a nr i ng

0284 0329

2 1 29

Fu nc ti o n

H i g h I nat k e M a n iof l d P r e sus r e L o w I nat k e M a nffo l d P r e s u r e

Event Codes MachineControl

A

CONN4 DEMANDFANSOL

Con di tio n Hig h E x ha u st T e m p e ar t u re

0 2 65 0 3 60

1045

FWDHORN

Volume 1 - Off Machine Switch Specification

orope n c i cr uti.

8 9 10 11

¹TheFMIisa diagnosticcodethatindicateswhat typeoffailurehas occurred.

FORKPOSITIONSWITCH BUCKETPOSITION SWITCH

Part No No.

F a i u l er De Des cr pi it on

V EI W( E) VE I W( CJ )

S en o s ,r In et m r ed ai et S p e ed (L ea di ng )

VE I W( E)

G 1- 6

1797 1 8 34

¹TheCID isadiagnostic codethatindicateswhich circuitisfaulty.

ViewAG= FrontFrameHarness (938H)

CONN22

Eng i ne A mb ei nt A ri T em pe ra ut re S en so r

A307

V EI W(E (E )

S w i ct h , A/ CP er s ur e

H 1- 8

B 2- C , 2- H ,- 2 V E I W( A C) (, A G )

S en so r, I n t er me di at e Sp ee d T ( ra li ni g)

S en o s ,r Li tf Po isit on

CONN29

Injector #5 Return Injector # 6 R eturn

A447

F 1- 8

S e n os ,r Cr a n kS p e d

S en o s ,r Oi l Pr es u s er

A uto h s fti Au ot /M /M a n u a S l w i ct h

GY

CONN 15

VIEW( AG)

S en so r, L fi t C y il nd er H ea d En d Pr es su re

CONN18 CONN19

A300

Y 77 2

VIEW (E (E)

J-8

S en o s ,r LH R ea rW he el S pe ed

I n j e ct o r 2 +()

Transmission Solenoid 6( 6(+)

BR BR

OR

F-16

S en o s ,r LH Fr on tW he el Sp ee d

Injector 1( 1(+)

OR

9 7

CONN35 AUTOLUBEPUMPMOTOR

G or un d L e ve S l hu dt ow nS w i ct h3 (N C . ).

964

994

S o lenoid, R eversing Fan S olenoid, R ide C ontrol# 1

S e n os ,r Co o l a n T te m p e r a t u r e

5 vA na ol gS en so rP ow er

961 9 7 3

VIEW (CJ) VIEW( C J)

S e n os ,r Ca mS p e e d

A n a ol gS e n o s rR e tu nr

945

976

G-13 H-13

S en o s ,r Co nv e r et rO ut pu tS pe ed


T ar n s m i si o n Sh fi S t ol e n o i d2

B U O R

7 6 1

Relay, Glowplug Relay, M ain

S en de r, X M SN O il T e mp er at ur e

CONN31 LIFTCYLINDERHEADEND PRESSCYLINDERSENSOR


Y L

7 54 7 55

779

CONN30 LIFTPOSITION SENSOR

EngineCo lantTem p e r aut r e S e n s o r

Machine Location

C-17

CO NN 2

S o l e n o i d , Cl u t hc #6 (S p e ed #1 )

M o t o r ,S at tr e r

Injector #2 (+)

T h r ottl e P o s i to n S e n s o r E n gi n e Ol i P r es s u reSen sor

0110

Schematic Location

CO NN 1

VE I W( AT )

V EI W( C J)

G or un d, LH F ar me St ar et r

C yi ln de r # 6 nI j ec t o r 8VoltD CSupp ly

0091 0 1 00

VE I W( A T) VIEW (AT)

K 1- 2

G ro un d, S ec on da ry S et er ni g

0 0 06 0 0 41

L -6 K-6

G or u n d , LH F r a m e

Q u i kc C o u p l e r Swi ct hT oL o w Pr e ss S . o l .

C yi ln de r # 5 nI j ec t or

S o l e n o i d , Cl u t hc #1 (F o r w a dr Lo w )

V EI W( A T )

Imp lement Pilot Solenoi d

R732

Volume1- Connector Location

V EI W( E ) V EI W A ( T )

C yi ln de r # 3 I n j e tco r C yi ln de r # 4 nI j e tco r

0 0 05

S o lenoid, C lutch #3 (Reverse)

K -6

B R

P989

VIEW E ()

C yi ln de r # 1 I n j e tco r C yi ln de r # 2 nI j e tco r

0 0 03 0 0 04

S oel no di , C l ut ch # 2 F ( or wa rd H gi h)

K 6-

OR

Turn Lamps -R -Right

L 6-

Com po nent

0 0 01 0 0 02

V EI W E ( ) VIEW (E)

S oel no di , C l ut ch # 4 S ( pe ed # 2)

P 97 6

7 00

Printed n i U.S.A.

VE I W( C J)

S o l e n o i d , Cl u t hc #5 (S p e e d #3 )

P9 88

Turn Lamps - Left

H-3 F 1- 6

V EI W( AT )

VE I W( E)

Ro at yr Be a c o n La m p

YL

Solenoid, A/C Clutch S o l e n o i d , Axl eO l iC o el rC ul ct h

VIEW (AT) VIEW (E)

V EI W( C J)

Stop L amps

A ccessories SystemL amp

Volume 1 of 2: Engine & Chassis Wiring

VIEW (CJ)

J- 1

P K

GY

K 7-

H -1 5

OR

605

J-17 C-18

G ro un d, E ng ni e Bl oc k

6 0 3

Control Circuits

Wire Gauge

Machine Location

G or u n d , Fr a m e

604 606

L-18

Sensor,TorqueConverterOil Temperature S en o s ,r Tr ai il ng Ou pt ut Sp ee d S e ns o r Sensor, W astegate

B U

Seo c n da r y En gni e S p e d / Tm i in gSeno s r ( )-

Component Sensor,RH RearWheel Speed

VE I W( CJ ) VIEW (CJ)

W H

I nd ci a t or - Tr an sm si is on Ne ut ar l

VIEW (E)

J 1- 3 J-12

W H

T952

CircuitIdentification WireColor Number

Component Identifiers (CID¹) ModuleIdentifier (MID²) EngineControl System (MIDNo.036)

B at et yr 1 , 2V # 1

5 6 7

/ Position Lamp -( -(Right)

Ground Connection

200 -L3 2 BK-1 4

CID Schematic Location

Battery, 1 2V #2

5 39

BR

Fuse (5 Amps) Component PartNumber

2

Volume1- Component Location Schematic Location

5 4 0

P920

9X-1123

Plug

© 2010 Caterpillar, All Rights Reserved

5 92

Lighting Circuits

5A PinorSocket Number

(CH) HARNESS- ENGINEAPPLICATIONHARNESS& (PE) HARNESS- BASICENGINEHARNESS

I m p el m e nt Cu ot ut Va vl e

H V A CB ol we rM ot o r # 1( Lo w)

O R

GN

Part Number For ConnectorRecepticle

1 Receptacle

Harnessidentificationcode : Thisexampleindicateswire 135inharness"AG".

STARTAIDSOLENOID

ENGINEBLOCKGROUND LHFRAMESTARTER GROUND

L-C12 3E-5179

AG-C4 111-7898

325-AG135PK-14 Socket

Pin

STARTERMOTOR

W a s et g a et Va vle (+)

B U

5 1 8

538

OILPRESSURESENSOR

HarnessConnectorSeria lizationCode:The"C"stands for"Connector"andthenumberindicateswhich connector in the harness. (C1, C2, C3, .....)

SingleWire Connector

CONN6 REVERSINGFANSOLENOID

Sure-Sealconnector:Typicalrepresentation ofaSure-Sealconnector.The plugandreceptacle containbothpinsand sockets. HarnessIdentificationLetter(s): (A, B, C, ..., AA, AB, AC, ...)

Port T emperature Sensor

5 21 537

IT38H: JNJ1-UP

Return # 4

507

O R

938H: JKM1-UP LKM1-UP MCC1-UP MJC1-UP

Return # 2

BK BK

BR

PartNumberfor ConnectorPlug

C-C4 AG-C3 130-6795 130-6795

CRANKSPEEDTIMING SENSOR HVACARCSUPPRESSOR A/CPRESSURESWITCH

Switch /Sensor R eturn # 3

J809 J814

PU

A/CCLUTCHSOLENOID

TRANSMISSIONAR

1 2

Deutsch connector: Typicalrepresentation connector: Typicalrepresentation ofaDeutsch connector.Theplugcontainsall socketsandthereceptacle containsallpins. Wire,Cable,orHarnessAssemblyIdentification : IncludesHarnessIdentificatio nLettersandHarness ConnectorSeriali zationCodes

TRAILINGINTERMEDIATE SPEEDSENSOR

F an C on rt ol S ol en oi d (- )

W iper -Rear L( ow)

W H

1 2

LEADINGINTERMEDIATE SPEEDSENSOR

G or u n dIn et rr u p R t e al yC o i l

Wiper -Rear P ( ark)

938H & IT38H Wheel Loader Electrical System

Harness and WireSymbols TRAILINGSPEED OUTPUTSENSOR

Switch /S /Sensor Return #2

W iper -Rear H ( igh)

512

LEADINGOUTPUT SPEEDSENSOR

Fan C ontrol Solenoid + ()

YL

5 1 3

MAGNETICLATCHSOLENOID-Amagneticlatch solenoidisanelectrical componentthatis MAGNETICLATCHSOLENOID-Amagneticlatch activatedbyelectricityandheldl atchedbyapermanentmagnet.Ithas twocoils(latchandunlatch) thatmakeelectromagnetwhencurrentflowsthroughthem.Italsohasan internalswitchthatplaces thelatchcoilcircuit openatthetimethe coillatches.

A uto Switch

BU

511

Solenoid: Asolenoid is an electricalcomponent that is activated by electricity. It has a Solenoid: coilthatmakesan electromagnetwhencurrentflowsthroughit. The electromagne t canopenorclose avalveormove apieceof metalthatcandowork.

S wi ct h / S e ns or R et ur n #1

505

508

Relay (Magnetic Switch): Switch): Arelay is an electricalcomponent that is activated by electricity. Ithasa coilthatmakesan electromagnetwhencurrentflowsthroughit.The electromagnetcanopenorclosetheswitchpart oftherelay.

CONN10

L ef t R e a rA bs S pe ed S en so r (+ )

504

5 0 9

CLUTCH#5SOL (SPEED3)

R gi ht Re ar Ab sS pe ed S e n so r( + )

PU

I n d cia ot r- Pr m i a r yS et e r ni g

Sender: Acomponentthatisused withatemperatureorpressuregauge.Thesender measuresthetemperatureorpressure. Itsresistancechangestogivean indicationto thegaugeofthetemperatureorpressure.

CONN11

CONN16

Right R ear Abs S peed Sensor -()

G 99 7

Accessory Circuits

Reed Switch: Switch: Aswitchwhosecontactsarecontrolledbyamagnet. Amagnetclosesthe contactsofanormallyopenreed switch;itopensthecontacts ofanormallyclosedreed switch.

T

CLUTCH#6SOL (SPEED1)

Right Front Abs Speed Sensor -() Le t f F ron A t b s Speed Sensor + () L ef t F r on t Ab s Sp ee d Se ns or ( )-

O R

G996

S u p el me nt al S e t er ni g Pr es su re S wi ct h

CLUTCH#3SOL (REVERSE) CLUTCH#4SOL (SPEED2)

R gi h t Fr o n A t b s Sp e dS e n o s r( + )

GN GY

G 99 5

Action A larm

OR

CANDATALINK ENGINERESISTOR

I m p el m e n t De et n t Lo k co ut Swi ct h(N O . ).

G993

WH

Ground(Case): Thisindicatesthatthecomponentdoesnot haveawireconnectedto ground. Itisgroundedby beingfastenedtothemachine.

CLUTCH#1SOL (FWD LOW)

T ar ns m i s oi n R e m o et Re e v sr eS wi ct h

G 99 4

A tl e r na ot r' R ' Te m r ni al- E n g ni e

410 4 16

Ground(Wired): Thisindicatesthatthe componentisconnectedtoagroundedwire.The groundedwireisfastenedtothemachine.

ENGINECONTROL

T ar ns m i s oi n N e ut ar l Sw ti h c

Y L

Circuit Breaker Symbol

Switch (Normally Closed): Aswitch that will open at a specified point (temp, press, etc.). Nocircleindicatesthatthe wirecannotbedisconnectedfromthecomponent.

GLOWPLUGS

Transmission Speed 3S 3Swi cth

G 76 4

K e yS wi ct h Sw ti ch T o St ar e t r Re al y

3 20

WASTEGATESENSOR FUELRAILPRESSURESENSOR

CLUTCH#2SOL (FWDHIGH)

Transmission S peed 4 S wi tch

B K GN

Flow Symbol

Switch (Normally Open): Aswitch that will close at a specified point (temp, press, etc.). The circleindicatesthatthecomponenthasscrew terminalsandawirecanbe disconnectedfromit.

Transmission S peed 2Switch

2 51

3 21

ALTERNATOR

Transmission R everse S witch

3 06

Level Symbol

Symbols and Definitions Fuse -Acomponentinan electricalcircuitthatwillopen thecircuitif toomuchcurrentflows throughit.

CONN1 INJECTOR5&6

T ar ns m i s oi n e T mp er at ur e

G 7 4 6

Ground Circuits

Basic M achineCircui ts

Temperature Symbol

CONN2 INJECTOR3&4

AMBIENTAIRTEMPERATURESENSOR

2 f o ) e s c 1 h n i 5 L 3 x s e O h V i c n 8 4 3 : s n 0 - i o s 4 n e m 6 i ( 7 D , e 9 g a P R 6 3 N E R

T

Pressure Symbol

FUELPRIMING PUMPMOTOR

E 9 01 E902

G N

FUELPRIMING PUMPSWITCH

FUELPUMPSOLENOID

Downshift S witch N ( .O) Transmission Output S pe ed +()

Front Cab Floods S atrt Relay

134

Symbols

CAM PUMPSPEEDTIMING SENSOR

COOLANTTEMPERATURESENSOR

Inlet Air Temperature Hydraulic Oil Filter

OR RD

1 38

TORQUECONVERTEROIL TEMPERATURESENSOR

RENR9764-03 April2010

Harness And Wire Electrical Schematic Symbols

CONN3 INJECTOR1&2

INTAKEMANIFOLDAIRTEMPERATURESENSOR INTAKEMANIFOLDPRESSURESENSOR

E ther S olenoid Return

WH

127 130 1 36

CONN7 AXLEOILCOOLERCLUTCHSOL

CONVERTEROUTPUT SPEEDSENSOR

De s cr cr p i it on

Control Circuits (Continued)

Power Circuits

GLOWPLUG RELAY IMPLEMENTPILOTSHUTOFF SOL

HOODACTUATORSW

B

GLOWPLUGSBREAKER CONN18

SECONDARYSTEERINGGROUND

UNSWITCHEDBUSSBREAKER(CAB) MAINBREAKER

BATTERIES

0782

LiftPre ssureCh a n g e D u rni g W e i g h

0783

Mach inePitch e d o r B u c k e t Tl it e d

0 7 84

W egi h tot o h e a v y ot z e or

1 0 27

L i tf T o o Sl o w To W egi h

1 0 28

L i tf S t op p ed D u irn g We i gh

1 0 42

Exe c s si v e Li f t S p e ed C h an g e

1 0 43

L i tf T o o Je r y k D u irn g We i gh

2 0 83

P a yl o ad M e m o r y Lo w

2 1 38

P a yl o ad M e m o r y Fu l l

0861

M a n u aC l l o c kA l i g n m e n t R e q urie d

Event Codes Product Link Control

SECONDARYSTEERINGRELAY SECONDARYSTEERINGMOTOR

REARWHEELSPEED SENSOR(RH) CONN19 QUICKCOUPLERSOL QUICKCOUPLERARCSUPPRESSOR

PRIMARYSTEERING PRESSURESW SECONDARYSTEERING PRESSURESW

IMPLEMENTPOWERMANAGEMENTSOL CASEDRAINFILTERSWITCH HYDRAULICFILTERBYPASSSWITCH

CONN22 (LH) FRONTWHEELSPEEDSENSOR (RH) FRONTWHEELSPEEDSENSOR

Related Electrical ServiceManuals ARTICULATIONANGLESENSOR

VARIABLEFANSPEEDSOLENOID

CONN24 FRONTAXLEOILMONITORING SW

MAINRELAY DISCONNECTSW

HOODRAISE/LOWERMOTORCONTROL GROUNDLEVELSHUTDOWNSWITCH

CONN12

XMSNFILTERBYPASSSWITCH DIFFERENTIALLOCKACTUATIONSOL

Title

VIEW OF AREA(B)

Alternator: E n g ni eCo n t or lS sy et m :

LOWBRAKEOIL PRESSURESWITCH

SENR4130 K E NR 5 3 9 2 R E N R 8 9 9 R EN R 6 31 9

P a yl oa dC o n rt o l Sy ts e m:

REARDIFFERENTIALLOCKSOLENOID

Form Number 235-7132(65A)S td 235-7133(80A)A tch

M a ch ni eC o n rt o l Sys et m : M ac hi ne Mo ni ot ri ng Sy ts em :

S E NR 6 1 4

Component Identifiers (CID¹) ModuleIdentifier (MID²) Payload Control System (MIDNo. 074)

WireDescription Wire Number

W ri e C o lo r

1 0 1

R D

Un w s i ch t e d Ba t t e r y( )+

A 90 0

O R

L e ft Hi ct h/ Sc er e d /D ffi e r e n ita l Lo kc

CID

1 0 2

RD

Ru n ni gL a mp s

A 90 7

B U

L e ft Di f f e r e n ita lL o ck S w i ct hT oRe al y/ Di od e

0168

De s cr p i it on

Wire Number

W ri e C o lo r

103

DifferentialL ockS olenoid

0254

Payloa dElectro n i c C o nrto l M o d u l e

MSS/Product L ink

A982

BR

E ngine T hrottle C ontrol

0350

LiftLina k gePosio t nSensor

105

RD

K ey Switch

C211

BK

Waste Gate Valve

0364

HeadEndLiftC ylinde r P r e s s uer S e n s o r

RD

Gl ow P lug R elay

108

BU

YL

Autolube Pump Motor

A97 5

C216

BU

BK

Implement C ontrol Return

0769

R o d E n d L i f t C lyi n d e r P r e ssureSen sor

Operator Seat M otor

C495

OR

Imp ement l Case Drain Filter

0 8 17

I net r n a l B a ck u p Ba tet r y

109

RD

Alternator Output + ()

C529

GY

Lift Pressure Sensor

0 8 20

K e yp a d Da t a Lin k

110

RD

Engine Control

C530

BU

Lift Position S ensor

PU

Main Power Relay Output

C542

GN

Heated Mirrors

RD

Rear Vision Monitor

C543

GY

Auxiliary H eater Blower

1 1 4

RD

Forward Warning Horn

C583

GN

Relay T o A/C Control

CID

Inlet Air Temperature

0 0 70

P a kr i ng B r a ek S wti c h

Hydraulic Oil Filter

0 1 49

R i de C o nt r olS oel n odi 2

115

PK GY

120

RD

124

GN

125

OR

12VC onvertor Wipers 12V Convertor HVAC Blower G low P lugs

C967 E455 E 746 E748 E900

BU BR GN BK

Downshift S witch N ( .O) E ther S olenoid Return

WH

Transmission Output S pe ed +) (

127

OR

Front Cab Floods

E 9 01

GN

Transmission Output Spee d(-)

130

RD

S art t Relay

E902

PU

Transmission ntermediate I Speed (+)

134

YL

Front C ab Floods

1 36

G N

S up pl em e n at l S et er ni gC on rt ol

1 38

G N

P ay ol ad Co nt or lS s y et m

141

PK

147

E903

YL

E 90 4 E 90 5

Transmission ntermediate I Speed (-)

B R B U

T ar ns m i s oi n nI et m r e d ai et Sp ee d q( + ) T ar ns m i s oi n nI et m r e d ai et S p e ed (q )-

Heated M irror Relay

E 9 06

OR

RD

Implement Cluster

E907

GY

Transmission Output Speed (q-)

149

PU

Reversing Fan Relay

E908

BR

Transmission nput I Speed (+)

150

OR

E ngine C ontrol

E909

WH

Transmission nput I S peed -()

1 5 7

RD

A uto ul b e Pu m p Mo ot r

E 9 2 9

G Y

164

WH

Powertrain Control

E960

OR

Auxiliary Engine Shutdown

1 68

G N

I m p el m e nt Lo ck ou /t Qu ci C k o u p el r

E 96 5

B U

E ng ni eS pe ed / Ti mi ng S e n o s r (B - )

Transmission Output Spee d(q+)

T ar tci o n Co n t or l

A trcu i al it o n An g l eS e n o s r

170

RD

XMSN Control

F762

GY

E ther Solenoid

1 7 5

RD

Ho o d Act u a ot rB er a k e r

F7 6

W H

K ck i o u D t e et n t Di as b l eS w i ch t

177

RD

1 78

G N

1 99

RD

200

BK

201 202 229

BK BK BK

Unswitched Battery +) ( M ai nC ri u c ti B re ak e r to Ma ni Re al y H o dA tc u a ot rS w i ch t

G485 G 73 2

BU

Front Brake Temperature

W H

T ar ns m i s oi n e T mp er at ur e

G 7 4 6

W H

T ar n s m i si o n Co n t or l T o qr u e Li m i t

Ground Circuits

G 75 0

BU

T ra ns mi ss oi n Fo rw ar d Sw ti ch

Main C hassis

G755

GY

Monitor Transmission Control B attery (-) P ay ol ad Mo niot r -S ys et m Gr ou nd

G760 G761 G762

WH YL BR

C AT D at a Li nk T itl D u m pSole n odi 1 R i de C o nt r olS oel n odi 1

0 3 67

R i de C o nt r olS wti c h Transm issio nAuto/Ma nualSwc i th

0 5 96

Imp l e me n t EC M

0 6 21

Dow n s hif t Sw ict h

0 6 22

Uph s i tf S wti c h

0 6 23

D ie r cito na l S wit h c

0631

Transm issio nClutch1Solen oid

0632


0633


0634


0635


0636


0 6 38

S t ar t er S oel n oid

0 65 0

H ar ne ss C o de

0671

Transm issio nOutputSpee dSensor

0 6 87

O p ito ns I D C o de

1521

Part-T h r o tlteA u t o s hfitS e l e cot rS w i t c h

Transmission Speed 3Swi ch t

CID

Transmission S peed 4 S wi tch

Component

T ar ns m i s oi n N e ut ar l Sw ti h c

0 0 01

C yi ln d e r # 1 I nje ct o r

PK

P ar ki ng B ra ke L ev er S wi ct h

0 0 02


G 76 6

GN

I mp el me nt C on rt ol S wi ct h N ( O . ).

0 0 03


3 07

OR

K ey S w i ct h To N eu rt al S a t rt S w i ct h

G 76 7

WH

I mp el me nt C on rt ol S wi ct h N ( C . ).

0 0 04


3 0 8

Y L

Ma ni Po w e rR e l a y Co l i

G 7 6 8

G N

Tr a n m s i si o n Co n t or S l p e e d Sw tci h

0 0 05


G 78 7

G N

T ar ns m i s oi n R e mo et Fo w r a r d S w ti h c

O R

H o r n S w ti h c To Ho nr Re al y B ac u k pA al m r L am p/ Tr av el A al m r

3 2

G Y

F o r w a dr Wa nr ni gH o r n

3 2 6 397 398

P U OR BU

K ey Sw tci h' C ' Te m r ni a l Hood Raise Motor Hood Raise Motor Monitoring Circuits

4 03

G N

G 78 8 G 9 4 8 G 9 1 G992

Y L B R B R BU

B a tt e yr V otl a g e I nat k e AriT e m pSeno sr

0 1 90

E n gin e S p eedSe n s or

4 17

G Y YL YL PK Y L BR

501

GN OR

503

BR

0 2 53

P e sr o na lti y M o d uel

0 2 61

E n gin e Tm i in gCal

P ir m a yr St ee ir ng Pr es u s er S w i ct h

G 99 8

W H

L ef R t ea rA bs Sp ee d S e ns o r ( )-

0 2 62

5VDCSe nso rSupp ly

Parking Brake Sensor

H704

PK

Reversing Fan Solenoid

0 2 67

Rem o t e sh u dt o w ninpu t

A uto Switch

0 2 68

P r og r a m dPara m.Fa ult

Indicator - Lamp Fuel Level Gage I nd ci at or - S up pl em en at lS et er ni g Fa ul t I n d ca i ot r- Pr m i a r yS et e r ni g Accessory Circuits

502

E n gin e Ol iP r e ss S e n rs E n g c o l an t t e m p s en s r

0 1 68 0 1 72

419

PK

0 1 00

L ef t R e a rA bs S pe ed S en so r (+ )

PU

H728 H746 H 74 7 H 7 6 6

GN YL BR Y L

J 76 4

BR

Wiper -Front P ( ark)

J765

BU

Fan C ontrol Solenoid + ()

0 2 91

E n g C o lni g F an S o l .

F an C on rt ol S ol en oi d (- )

0 2 96

T r an s m i s iso n Co n rt o l

G or u n dIn et rr u p R t e al yC o i l S wi ct h / S e ns or R et ur n #1 Switch /Sensor Return #2

PU

Switch /Sensor R eturn # 3

1 7 79

F u elR aliP r e s V alSol

J807

BK


1 7 85

I nat k e Ma nfi odl P r e s S e n rs

J808

BK

P roportional

Return # 2

J809

BK

P roportional Return # 3

J814

BK

P roportional

Return # 4

506

PU

Washer - rFont

J815

BK


507

WH

Washer -Rear

J845

PU

Rear Differential Bypass Solenoid

PU W H BR

Radio Speaker -Left + ()

J854

YL

Ra d i oS p e a ke r- Le tf (- )

J 8 7

P U

Re a r Axl eP u mp Dr vi eD vi e r et rR e l a y

Radio Speaker -Right + ()

L730

OR

5V Analog Sensor Supply

L731

BR

A n alog Sensor Return

M7 3 9

Y L

S o l e n oi dR e tu nr

512

GN

Radio Speaker -Right -()

5 1 3

O R

AC / R e fr gi e r a n P t er su er Swi ch t

5 1 5

G Y

H V A CB ol w e rM o to r# 1( H i g h )

M7 9 5

W H

W a s et g a et Va ve l (+)

G N

H VA CB ol we rM ot o r # 1( Me di um )

M 9 2 7

G N

I m p el m e nt Cu ot ut Va vl e

5 17 5 1 8

B U

H V A CB ol we rM ot o r # 1( Lo w)

O R

S w i ch t To Ha a z dr Fl a sh e r

5 21

N 78 7 N 9 3 6

B U Y L

N 95 7

P K

N 9 6 0

O R

A C/ C ul ct hT oT h em r o st a t Swi ch t

GN

Turn Signal Switch To Flasher

N970

YL

DTR -Comm 1

BR

Indicator -Hazard L amps

N973

BR

DCD -Comm 1

B U

I n d ci a t or - Tu nr Si gn al sB as ci / R i gh t

N 97 9

G N

S gi na G l or un d -C om m1

W H

In d i ac ot r- Tu nr Si g n a l sL e f t

P 73 9

B U

A lx eCo o l e r Cl u t hc

5 6 7

W H

AC /S w i ct hJ u mp e r #1

P 7 6 9

Y L

M a ch ni eCo n t or 8l VS e n o s rP o w e r

5 92

B U

V ol at ge Co nv er et r P o w e r O u pt ut

P 91 5

P K

P K

Ro at yr Be a c o n La m p

P 97 6

B R

Q u i kc C o u p l e r Swi ct hT oL o w Pr e ss S . o l .

OR

Stop L amps

P9 88

OR

Imp lement Pilot Solenoi d

605

YL

Turn Lamps - Left

P989

GN

S tarter Relay

606

GY

Turn Lamps -Right

R732

BR

Hydraulic Oil

6 0 8

G N

F ol o d La m p s- Re a r

R 9 4 1

G Y

S at tr Ai dCo n t or -l So el n o di 1 &2 Re ut nr

R997

OR

Headlamps -Basic Headlamps -High Beam

T786

GY

5V D gital i S e nsor Supply

P U

T a i lP / os tioi n/ Da h s L a m ps

T 9 0 1

Y L

M ac h i ne S e c ur ti yS s y et mE xc ti er Co li (I n)

Y L

Fl o dL a mp s- Ro p s

T9 0 2

P K

M a ch ni eS e cu iryt Sys et m E x icet rC o i lO ( u t )

617

BR

Tail / Position Lamp -(Left) Tail

/ Position Lamp -(Right)

T951 T952

BK BK

Event Co de

H i gh E x ha u tsT e m p e ar t ur e

0 2 65

Use r D e ifn ed S h ut d ow n

0 3 60

L o w En gni e O i l Pr e s uer

0361

H i g h E n gni e C o o l a n t T e m p ear t u r e

0 3 62

E n gin e O ev r sp e ed

0 3 96

Hig h F u elR a i l Per s u sre

0 3 98

LowF u e l Ra i l Per s u sre

0441

I d l e E l eav t e d t o I n rce a s e B attV o l t a g e

0539

H i g h I nat k e M a nfio l d A i r T e m peratu re

1044

H i g h I nat k e M a nfio l d P r e s u r e

1 0 45

L o wnI t ak e M a n fof l d Per s u sre

Injector #1 (+) Injector #2 (+)

0 0 49

Coa s tni g i n N e u tar l W a nr i ng

0284

Lo wB r ae k A c c u m ual t o r P r e s u r e

YL

Headlamps -Low B eam

T953

BK

Injector # 3 + ()

BU

Lamps - A ttachment

T954

BK

Injector #4 +) (

0329

T r a nm s i s soi n F i l t e rPlugged

O R

S w i ch t To Fr o n F t ol o d La m p sR e l a y

T9 5

B K

In ej tc o r #5 (+)

0454

Hydra ul i c Cae s DrainFie l tr P l u g g e d

S w i ch t To Re a r Fl o dL a mp sR e l a y

T9 5 6

B K

I n j e ct o r #6 (+)

0 4 90

P a krB r a k e O n - No t I n N e u rt a l

651

PK

Flood L amps - R ear

T957

BK

Injector 1 R eturn

0 6 27

P a kr i ng B r ak e O n - M a c hni e I n Mo toi n

6 9 1

G Y

C ri u c ti Br e a ek rTo Wa nr ni gL a mp s

T9 5 8

B K


0861

C l o c kM a n u a l Ai lg n m e n t R e q u ier d

699

PU

T959

BK

Injector 3Return

0 8 78

Hig h H y dr a uli c OilT e mp

T 9 6 0

B K

I nj ec ot r4 Re ut nr

0879

Hydra ulicTan k O i lF i l t e rPlugged

T ar tci o n Co n t or T l e st Sw tci h

T9 6 1

B K


2 1 29

Hig h F r on t A xle T em p

2 1 30

Hig h R e ar A xel T e mp

A cessories c SystemL amp

7 00

P K

709

OR

S ensor Power

T962

BK

Injector 6 Return

7 27

G N

S up pl em e n at S l et er ni g M o ot r R e al y

T 9 7 1

O R


T 9 7 3

W H

7 28

B U

7 51

G N

7 5 2

S up pl em e n at Sl t ee ir ng Co nt or Sl w ti h c T ar ns m i s oi n S h fi S t ol en oi d1 O r3

T 9 7 4

B R

T9 9 3

B R

T 9 7

O R


T ar n s m i si o n Sh fi S t ol e n o i d2

B U

T ar ns m i s oi n S h fi S t ol en oi d3 O r1

O R

T ar n s m i si o n Sh fti So el n o di 4 O r 5

X 7 3 1

B U

B oo ts Pr e s us er

7 6 1

G Y

L fi K t ci ok u t So el n o di Sw tci h

X7 7 8

P U

B ar ek Lo wP er ss u r eS w i ct h

7 62

YL

B uc ke t Po si it on er S ol en oi d Sw ti ch

X 91 8

PU

Gro u nd L ev el S hu d t ow n Sw ti ch 3 ( N. O. )

A n a ol gS e n o s rR e tu nr 5 vA na ol gS en so rP ow er

7 63

B U

T o r qu e C o nv er et r S w ti h c

X 9 1 9

W H

779

WH

Coupler Engage Solenoid

X920

BR

Injector 1(+)

9 0

P U

T ar n s m i si o n So el n o di 4 O r 5 +) (

X9 2 1

P K

I n j e ct o r 2 +) (

9 0 1

WH

944

G or un d L e ve S l hu dt ow nS w i ct h3 (N C . ).

Transmission Solenoid 6(+)

X922

W H

Injector 3(+)

OR

CAT Data L ink 1 +) (

X923

OR

Injector 4 +) (

945

BR

CAT Data L ink 1 -) (

X924

BR

Injector 5 +) (

961

BR

Selector Switch

X925

PK

Injector 6 (+)

964

BU

X926

GY


Y L


9 7 3

B R

976

OR

Fork Position Select A u to h s fti Au ot /M a n u a S l w i ct h

X928

GN

Injector #3 Return

X 9 2 9

B U


X930

GY

Injector #5 Return

X931

YL


Y L GY

Oi Pressure l (Filtered)

BU

Coolant T emperature

9 96

GN

Eng i ne S pe ed / Tm i ni g Se ns or P ow er

A300

GN

HoodRaiseRelayCoil

A301

WH

A307

GY

A447

PK

X9 2 7

Ride Control Solenoid A uto h s fti Au ot /M a n u a S l w i ct h

9 7 994

Y 77 2 Y787

GN

ImplementCAN 1(+) ImplementCAN 1(-)

HoodRaiseRelayCoil

Y788

GN

ThrottlePosition

Y794

OR

PrelubePressureSwitch ToPrelubeTimer

Y795 Y946

GN

A513

PK

VoltageConverterMemoryOutput

BR

TemperaturePotentiometerPosition

Y947

BR

A541

PU

Indicator-HazardLamps

Y948

BR

BU

M o du l e no t r es p on dni g . S e ns o r su p ply f a u l .t Con d i ito n no t m et . P a ar m e t e r af iul r es .

938H: JKM1-UP LKM1-UP MCC1-UP MJC1-UP

Solenoid: Asolenoid is an electricalcomponent that is activated by electricity. It has a coilthatmakesan electromagnetwhencurrentflowsthroughit. The electromagne t canopenorclose avalveormove apieceof metalthatcandowork. MAGNETICLATCHSOLENOID-Amagneticlatch solenoidisanelectrical componentthatis activatedbyelectricityandheldl atchedbyapermanentmagnet.Ithas twocoils(latchandunlatch) thatmakeelectromagnetwhencurrentflowsthroughthem.Italsohasan internalswitchthatplaces thelatchcoilcircuit openatthetimethe coillatches.

IT38H: JNJ1-UP

Harness and WireSymbols 1 2

Deutsch connector: Typicalrepresentation ofaDeutsch connector.Theplugcontainsall socketsandthereceptacle containsallpins.

C-C4 AG-C3 130-6795 130-6795

PartNumberfor ConnectorPlug

HarnessConnectorSeria lizationCode:The"C"stands for"Connector"andthenumberindicateswhich connector in the harness. (C1, C2, C3, .....)

AG-C4 111-7898

L-C12 3E-5179

Part Number For ConnectorRecepticle

1

325-AG135PK-14 Socket

Pin

Sure-Sealconnector:Typicalrepresentation ofaSure-Sealconnector.The plugandreceptacle containbothpinsand sockets. HarnessIdentificationLetter(s): (A, B, C, ..., AA, AB, AC, ...)

5A

Receptacle

PinorSocket Number

SingleWire Connector

Fuse (5 Amps)

9X-1123

Component PartNumber

Plug

2

Harnessidentificationcode : Thisexampleindicateswire 135inharness"AG".

HVACTEMPERATURECONTROL

Ground Connection

200-L32 BK-14 CircuitIdentification WireColor Number

Wire Gauge

Volume 2 of 2: Cab Wiring © 2010 Caterpillar, All Rights Reserved

LIFTTILTKICKOUTSW

Printed n i U.S.A.

CONN46 FLASHER 12VFLASHER(JAPAN) TURNSIGNALDIODES TURNSIGNALHAZARDSW ARCSUPPRESSOR

PCSCLEARSW PARKING BRAKELIMITSW

REMOTEFNRSW

RIDECONTROLSW

FORWARDHORNSW

FORWARDHORNSW MESSENGERDISPLAY

CONN40 OPERATORSEATHEATERMOTOR AIRSEATCOMPRESSORMOTOR

12VACCESORYOUTLET

DIMMERSW

CANDATALINKRESISTOR

0 6 43

Z eor T i me r E xp i er d

0782

LiftPre ssureCh angeDurin gWeigh

0783

M a c hni e P i t c h e d o r B u c k e t Tl it e d

0 7 84

W egi h t ot o h ea v yot z e or

1 0 27

L itfT o o Sol w T o We i gh

1 0 28

L itfS t op p ed D u irn g W e igh

1 0 42

Exe c s isv e Lif t Sp e ed C h an g e

1 0 43

L itfT o o Je r ky D uirn g W e igh

2 0 83

P a lyo ad M e mo r y L ow

2 1 38

P a lyo ad M e mo r y F ull

AUTOLUBEDISPLAY

WORKLAMPSW

CONN45

RUNNING LAMPSW

FRONTWIPERSW

ACTIONALARM REARWIPERSW

HMUSW

CONN16 CONN15 CONN43

CONN14

REARWIPERMOTOR

HEATEDMIRRORSW

CONN36 WATERVALVE THERMOSTAT BLOWERRESISTOR HVACBLOWERMOTOR

IMPLEMENTLOCKOUTSW

C

12VCIGARLIGHTER

BEACONSW PILOTVALVE GP FNRJOYSTICK

HAZARDLAMPSW FRONTWIPERMOTOR

DOWNSHIFTSW

QUICKCOUPLERSW

B

FUSEBLOCK

BUCKETFORKSELECT SW

12VPOWERCONVERTER

STOPLAMPSW LHBRAKEPEDAL SENSOR

QUICKCOUPLERHORN

Event Codes Product Link Control 0861

KEYSTARTSW

XMSNSHIFTER HIDLAMPSW CONN44

CONN18

CONN39

Manua l C l o c kA l i g n m entRequ ired

CONN42

VIEW (A)

THROTTLEPOSITIONSENSOR MANUALDIFFERENTIALLOCKSW

XMSNCONTROL

VIEW OF AREA(B)

Eng i ne A mb ei nt A ri T em pe ra ut re S en so r

OR

A524

17 18

Event Codes Payload Control


Y L

7 54 7 55

9 95

P a ar m et e r no t a va ial bel .

CONN38 CONN37

Event Codes MachineControl

GN

Control Circuits

P a ar m et e r af iul r es . P a ar m et e r af iul r es .

16

Co nd iti on

0 1 94

618

G N

Badde vie corcom p o ne n .t O u t of c ailb ar toi n .

14 15

Relay (Magnetic Switch): Arelay is an electricalcomponent that is activated by electricity. Ithasa coilthatmakesan electromagnetwhencurrentflowsthroughit.The electromagnetcanopenorclosetheswitchpart oftherelay.

HVACSELECTSW (EROPSCABONLY)

61 9

6 4 7

12 13

938H & IT38H Wheel Loader Electrical System

Sender: Acomponentthatisused withatemperatureorpressuregauge.Thesender measuresthetemperatureorpressure. Itsresistancechangestogivean indicationto thegaugeofthetemperatureorpressure.

Event Codes EngineControl

5V Analog Sensor Power

PU

6 14

6 4 6

F aliu er m o de n o t i d e nitfai bel .

PCSREWEIGHTZERO SW

Temperature Sensor

6 1 5

633

11

19

Reed Switch: Aswitchwhosecontactsarecontrolledbyamagnet. Amagnetclosesthe contactsofanormallyopenreed switch;itopensthecontacts ofanormallyclosedreed switch.

T

HVACBLOWERFANSPEED SW (EROPSCABONLY)

Seo c n da r y En gni e S p e d / Tm i in gSeno s r ( )-

6 0 3

OR

Abno rma l r aet o f c ha n ge .

²TheMID isadiagnostic codethatindicateswhich electroniccontrolmodule diagnosedthefault.

I nd ci a t or - Tr an sm si is on Ne ut ar l

604

610

Abn o rm alu p da et .

R XD -C om m1

5 39

611

Mecha ni cas l y set m n o trespond ingprope rly. Abnorm al frequ ency,pu l s e w i dht , o r p e r i o d .

9

T X D - Co m m1

5 4 0

BR

7 8 10

20

Ground(Case): Thisindicatesthatthecomponentdoesnot haveawireconnectedto ground. Itisgroundedby beingfastenedtothemachine.

orope n c i cr uti.

H dy ar ulci Ta nk F liet r B y p a s Sw ti h c

F an S p e ed Sw ti h c To A/ CP er s u r e S w ti h c

W H

538

P920

C urre nt b eol w n or m al

Curren tabovenorm a lo r g r o u n d e d c i r c uti.

B al d e Ra kc b a kcS wi ch t (N. C . )

Y L

5 2 537

Lighting Circuits

F u elR aliP r e s S e n sr I g nitoi n K e y S w tci h

V o lat g e b e l o w no r m a l o r s ho ret d l o w .

6

2 2 46 G l ow P l u g S t a tr A i d Re l ay ¹TheCID isadiagnostic codethatindicateswhich circuitisfaulty.

Port T emperature Sensor

5 16

1 7 97 1 8 34

4 5

(PC)HARNESS- PAYLOADHARNESS&(PL)HARNESS-PRODUCTLINKHARNESS

J766

W iper -Rear H ( igh)

Dataerra t i c , i net r m itte n t , o r i n c o r r etc. V o lat g e a b o v e no r m a l o r s ho ret d h i g h.

PAYLOADCONTROLSYSTEM

Wiper -Front Low) (

W iper -Rear L( ow)

BU

511

Mah cSecSs yte mECM

D a t a v a ldi b u t b e l o w n om r a lo p e r aito n a rl a n g e .

2 3

CONN41

Wiper -Front H ( igh)

YL

505

508

SecEn gSpdSe n s or T ub r o W as t e g a et A c .t

1 6 39

1

CANDATALINKRESISTOR

Wiper -Rear P ( ark)

504

5 0 9

0 3 42 0 5 26

D a t a v ai ld b u t a b o v e n o r m a lo p e r aito n a rl a n g e .

Wire,Cable,orHarnessAssemblyIdentification : IncludesHarnessIdentificatio nLettersandHarness ConnectorSeriali zationCodes

0 1 10

R gi ht Re ar Ab sS pe ed S e n so r( + ) Right R ear Abs S peed Sensor -()

Ground(Wired): Thisindicatesthatthe componentisconnectedtoagroundedwire.The groundedwireisfastenedtothemachine.

F ai u l er De sc ir pt oi n

0

1 2

Right Front Abs Speed Sensor -() Le t f F ron A t b s Speed Sensor + ()

G 99 7

Circuit Breaker Symbol

Switch (Normally Open): Aswitch that will close at a specified point (temp, press, etc.). The circleindicatesthatthecomponenthasscrew terminalsandawirecanbe disconnectedfromit.

¹TheFMIisa diagnosticcodethatindicates whattypeoffailure hasoccurred.

R gi h t Fr o n A t b s Sp e dS e n o s r( + )

L ef t F r on t Ab s Sp ee d Se ns or ( )-

O R PK

447

T ho r tlte P o istoi n S e n sr

GN

G996

S u p el me nt al S e t er ni g Pr es su re S wict h

4 53

0 0 91

GY

G 99 5

Action A larm

OR

439

C yi ln d e r # 6 I nje ct o r 8 V ol t DC S up pl y

G993

WH

50 0

I m p el m e n t De et n t Lo k co ut Swi ct h(N O . ).

0 0 06 0 04 1

G 99 4

A tl e r na ot r' R ' Te m r ni al- E n g ni e

410 4 16

4 8 4

T ar ns m i s oi n R e m o et Re e v sr eS wict h

Flow Symbol

Switch (Normally Closed): Aswitch that will open at a specified point (temp, press, etc.). Nocircleindicatesthatthe wirecannotbedisconnectedfromthecomponent.

EngineControl System (MIDNo. 036)

Transmission S peed 2Switch

G 76 4

K e yS wi ct h Sw ti ch T o St ar e t r Re al y

Level Symbol

Fuse -Acomponentinan electricalcircuitthatwillopen thecircuitif toomuchcurrentflows throughit.

PRODUCTLINKRADIO

F MIN o.

0368

B K

B R

PRODUCTLINKCONTROL

FailureModeIdentifi ers (FMI)¹

GN

3 20

P U

E l e crti c a l S y tse m V o lat g e E n gin e S p eedSe n s or

0 3 63

2 51

3 21

G 76 3

Transmission R everse S witch

0168 0 24 8

Temperature Symbol

Symbols and Definitions

0 1 90 0 3 56

VIEW OF AREA(C)

(C)HARNESS-MAINCABHARNESS

ExpandedCAN (+) ExpandedCAN (-) Fuel Rail PressureSignal AnalogSensorReturn AnalogSensorReturn

A629

BU

FloodLamps- FrontHidAttachment

Y950

YL

Fuel PumpSolenoid(+)

A893

OR

Fuel SwitchToFuel Pump

Y951

PU

Fuel PumpSolenoidReturn

2 f o ) e s c 2 h n i 5 L 3 x s e O h V i c n 8 4 3 : s n 0 - i o s 4 n e m 6 i ( 7 D , e 9 g a P R 6 3 N E R

T

Pressure Symbol

Component

3 06

Basic M achineCircui ts

Symbols

Electronic Transmission Control System (MIDNo. 081)

112 113

118

RENR9764-03 April2010

Harness And Wire Electrical Schematic Symbols

Component E l e crti c a l S y tse m V o lat g e

106

104

YL

De s cr p i it on

Control Circuits (Continued)

Power Circuits

Volume2- Component Location Component

Schematic Location

Machine Location

D-11

VIEW (B)

Switch, Beacon

G-6

VIEW (C)

S wti c h ,Buk cetF o r kS eel c tI(T 3 8H)

12VA c essory Outlet 12V Cigar L ighter 12V C onvertor 1 2V J a p an Fl as he r( AT CH )

Volume1 - Resistor,Sender and Solenoid Specifications P art No.

Component Des c ript i on Resistor:

Engine CAN Data Link

120 ± 10

S olenoid:

Demand Fan Shutoff

32.6 ± 1.6

1 7 4 4- 9 1 6

S ol e n o i d :

D ffi e r e n ita l L o kc A tcu a t oi n

183-5106

S olenoid:

A /C Clutch

239-1 134

Solenoi d:

2 4 1 5- 8 9 5

S o l e n o i d :

Start A id RearDifferential Lock FrontDifferential Lock ImplementPilotShutoff TransmissionClutch#1(ForwardHigh) TransmissionClutch#1(ForwardLow) TransmissionClutch#1(Reverse) TransmissionClutch#1(Speed #1) TransmissionClutch#1(Speed #2) TransmissionClutch#1(Speed #3) RideControl #1 RideControl #1

2 4 3- 1 4

S ol e n o i d :

2 4 8- 6 8 6

S o l e n o i d :

2 6 0- 2 9 8

S e n d e :r

2 8 5 5- 7 3 0

S o l e n o i d :

297-1860

S olenoid:

Fu e l L eve l VariableFanSpeed ImplementPowerManagement Axle O il C ooler

¹At room temperatureunlessotherwisenoted.

8 7. ±0 4. @2 5 ° C( 7 F) ° 17.6 ± 0.6 20 35±0.5

Volume2- Off MachineSwitch Specification Part No. 3 E 5- 4 64

8.7±0.4

F unc t ion T h er m os t at

Ac tuat e

Deac tuat e

Cont ac t Pos ition

-1 .1± 0.8 °C (3 0± 1 .4° F)

2.2± 0 .8 °C (3 6± 1 .4° F)

NormallyClosed

9.4 ±5 @ 20°C (68°F)

VIEW (C) VIEW (B)

C-3

VIEW (C)

Switch, D ownshift

I-10

VIEW (B)

J-18

VIEW (B)

Switch, F orward Horn

H-10

VIEW (B)

J-7

VIEW (C)

S wi th c ,Forwa r d H o r n ( S t e r i n g C oul m n )

D-3

VIEW (C)

D-7

VIEW (B)

S wict h, Fr on tW pi er W a s h e r

H 6-

VIEW (C)

C on rt ol ,A C / T em p e ar ut er

B 9-

VIEW (B)

Switch, H azard Lamps

J-6

VIEW (C)

Control, Payload

J-14

VIEW (PC)

Switch, H eated Mirror

E-9

VIEW (B)

Control, Product Link

J-10

VIEW (PC)

Switch, HID Lamp

K-6

VIEW (C)

Control, XMSN

E-14

VIEW (B)

S wi ct h, H V A C Bol we r Fa n Sp ee d

C -9

VIEW (B)

J-3

VIEW (C)

Switch, H VAC S e lect

C-9

VIEW (B)

Control, XMSN S hifter

F-2

VIEW (C)

S wi ct h, H dy ra ul i cM et er ni g Un i t

Display, Autolube

C-11

VIEW (C)

S wict h, m I pl em e n tL oc k Ou t

Flasher

H-1

VIEW (C)

Switch, Keystart

D-3

VIEW (C)

Flasher Module

G-2

VIEW (C)

S wi ct h, L fi t T i tl K ci ko ut O n/ Of f

D -9

VIEW (B)

G-10

VIEW (B)

Switch,Manual DiffentialLock

C-11

VIEW (C)

D 1- 1

VIEW (B)

B -9

VIEW (B)

Diodes,TurnSignal

Horn, Quick Coupler

5±0.3 @ 25°C (77°F)

Machine Location

J-6 E-9

Switch, Dimmer

VIEW (C)

Block, Fuse

FNR o J ystick 25±5°C (77±41°F) E m p t :y2 4 0 - 2 5 0 Full:28-33

Schematic Location

VIEW (B)

H 1-

Alarm,Action

Actuator,WaterValve

Res i s tanc e Ohms ( )¹

134-2540 148-3551

Component

D-11

Messenger

B-10

VIEW (B)

S w i ct h , Pa kr B ar e k Li m i t

I-3

VIEW (B)

S wi ct h, P ay ol ad R ew ei gh t Z e ro

I 6-

VIEW (C)

F 9-

VIEW (B)

M ot o r ,A ri S e a tC o m pr es o s r

E 1- 1

VIEW (B)

S w i ct h , PCS Cl ea rS ot r

I 1- 0

VIEW (B)

Motor, Blower

I-18

VIEW (B)

Switch, QuickC oupler

D-9

VIEW (B)

Motor, rFont W i per

H-6

VIEW (C)

S wict h, Re ar W pi er (A TC H )

G 5-

VIEW (C)

M o t o,rO p e r aot r S e a t H e aet r C o m p r e ssor Motor, Rear W iper P iol t V alv e Gr o up ( E l e c tor - M a g ne t ) Radio, P roduct L ink R es si et ,r CA N D a at il nk C a b

E-11 L-16 J-8 L-10

VIEW (B)

S wict h, Re ar W pi er Wa sh er

VIEW (A)

Switch, RemoteFNR

VIEW (B) VIEW (C)

Switch, RideControl Switch, R unning Lamp

G 6-

VIEW (C)

H-10

VIEW (B)

F-9

VIEW (B)

K-6

VIEW (C)

I-6

VIEW (C)

Switch, Stop L amp

J-18

VIEW (B)

Switch, T hermostat

J-18

VIEW (B)

H-1 4

VIEW (PC)

Switch,TurnSignal

G-2

VIEW (C)

S e n o s ,r Br a ke Pe d a l L( H ) S en so ,r Th or ttel P o s tioi n Suppressor, Arc

ViewA = MainCabHarness. ViewB =MainCabHarness(Right ConsoleView). ViewC =MainCab Harness(FrontConsoleView). ViewPC = Payload& ProductLink HarnessView.

J 8-

VIEW (PC)

Resistor, Blower R e issot r ,C A ND aat lni kP a ylo ad

I- 6 E 3F-2

VIEW (C)

S wti c h , T unr S i g n a lH a a zrd(A TCH )

V EI W( C) VIEW (x)

Switch, Worklamp

I-1 K-6

VIEW (C) VIEW (C)

Volume2 - Connector Location Connector Number CONN 14

Schematic Location D-17

CONN 15

E-17

CONN 16

G-18

CONN 18

J-2

Machine Location VIEW B VIEW B VIEW B VIEW A

CONN 36

J-17

VIEW B

CONN 37

J-15

V IEW PC

C ON N3 8

P ay ol ad P ri nt er C on ne ct or

C O NN 3 9 A uot l ub e S evr i e c C o nn e tco r

H 1- 4

VE I WP C

C-1

VIE WB

CONN 40

E-11

VIEW B

CONN 41

J-12

V IEW PC

C ON N4 2 S e r ivce T oo lC on ne ct or

H -9

VE I WB

CONN 43

K-7

VIEW A

CONN 44

K-7

VIEW A

CONN 45

L-7

VIEW A

CONN 46

G-3, H-3

VIEW C

Theconnectorsshownin this chartareforharness toharness onnectors. c Connectors thatjoina harness toacomponent aregenerallylocateda tornear thecomponent.See theComponentLocationChart.

Related Electrical ServiceManuals Title Alternator:

Form Number 235-7132(65A)Std 235-7133(80A)Atch

SENR4130

E n g ni eCo n t or S l s y et m :

K ENR 5 3 9 2

M a ch ni eCo ntr o l Sys et m :

R E NR 8 9 9

M ac h i ne M o n ti o r ni g S y ts em : P a yl o a dC o n rt o l Sys et m :

R EN R 6 31 9 S ENR 6 1 4

938H-Elect schematic.pdf

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