Keyword: Troubleshooting/fault code,error kode JCB Excavator J !"" J !#" J !!" J !$" J !%" ,kode error,Trouble Troubleshooting&& excavator Co''on (ail alar', instru'ent dis)lays fault codes ""*+ and #".ault codes ""*+ and #"- refers to the 'eaning of your 'achine diesel due to te')erature dro) too 'uch wax& Cause not enough diesel fuel flow rate, the nongenuine fuel 0uality issue is the use of diesel oil is not suitable for 'achine selection re0uire'ents& 1""*+ 2flashing code !!+3 shared su') low )ressure fault 2for )u') without )ressure su))ly3 The 'ain fault sy')to's 4 Engine severe vibration& 4 idling unstable 4 5ut)ut .all 4 exhaust s'oke 4 6t 'ay be too large out)ut 1""** 2flashing code ##*3 shared the tank )ressure is abnor'ally high 2first or second stage3 The 'ain fault sy')to's 4 Engine severe vibration 4 idle instability 4 5ut)ut .all 4 channeling gas engine failure 4 exhaust s'oke 4 6t 'ay be too large out)ut 1""* 2flashing code #7#3 shared the tank )ressure failure 2for )u') )ressure su))ly is too large3 The 'ain fault sy')to's 4 Engine severe vibration 4 idle instability 4 5ut)ut .all 4 channeling gas engine failure 4 exhaust s'oke 4 6t 'ay be too large out)ut 1""" 2flashing code !$+3 C8 drive syste' o)en, 9 B short circuit or shorted to ground The 'ain fault sy')to's 4 e)ending on the o)en / short situations, there 'ay be an engine stall and / or launch ;achine channeling gas& 4 exhaust s'oke 4 5ut)ut is too large 1"#"+ 2flashing code +#3 at'os)heric )ressure sensor circuit in)ut low 2o)en or shorted to ground3 The 'ain fault sy')to's ue to s)are the e0uivalent altitude !""" ' 2%7%! ft3 4 exhaust s'oke at high altitude& 4 insufficient out)ut at low altitude
1"#"* 2flashing code +#3 at'os)heric )ressure sensor circuit in)ut high 29 78 shorted3 The 'ain fault sy')to's ue to s)are the e0uivalent altitude !""" ' 2%7%! ft3 4 The high altitude exhaust s'oke 4 lack of low altitude out)ut 1"##! 2flashing code !!3 intake air te')erature sensor fault 2low voltage fault, earth fault, short circuit3 The 'ain fault sy')to's 4
1"##- 2flashing code !!3 intake air te')erature sensor fault 2the fault to a high voltage )ower su))ly circuit o)en or shorted3 The 'ain fault sy')to's 4 t low at'os)heric te')eratures during idle: There 'ay be unstable idle, hair ;otivation stall, row of white s'oke& 1"#*! 2flashing code !##3 .uel te')erature sensor fault 2low voltage faults, shorted to ground3 The 'ain fault sy')to's 5)erability affected& 1"#*- 2flashing code !##3 .uel te')erature sensor fault 2high voltage failure, )ower su))ly circuit is o)en or shorted3 1"#! 2flashing code !$73 shared the tank )ressure sensor fault 2low voltage fault, short circuit3 The 'ain fault sy')to's 4 There 'ay be an engine stall 4 out)ut reduction 1"#- 2flashing code !$73 rail )ressure sensor fault 2high voltage fault3 The 'ain fault sy')to's 4 the engine 'ay stall 4 5ut)ut .all 1"!"# 2flashing code !+#3 o)en no??le on the #st drive syste' The 'ain fault sy')to's 4 severe engine vibration
4 idling unstable 4 5ut)ut )ower down 4 channeling gas engine failure 1"!"! 2flashing code !+!3 o)en the no??le on the !nd drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable 4 5ut)ut )ower down 4 blown engine failure 1"!"- 2flashing code !+-3 o)en no??le on the -rd drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable 4 5ut)ut )ower down 4 channeling gas engine failure 1"!"! 2flashing code !+!3 o)en the no??le on the !nd drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable 4 5ut)ut )ower down 4 blown engine failure 1"!"- 2flashing code !+-3 o)en no??le on the -rd drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable 4 5ut)ut )ower down 4 channeling gas engine failure 1"!"$ 2flashing code !+$3 o)en the no??le on the $th drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable 4 5ut)ut )ower down 4 blown engine failure 1"!"7 2flashing code !+73 o)en the no??le on the 7th drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable 4 5ut)ut )ower down 4 Engine Knock abnor'al 1"!"% 2flashing code !+%3 o)en the no??le on the %th drive syste' The 'ain fault sy')to's 4 severe engine vibration 4 idling unstable
4 5ut)ut )ower down 4 Engine Knock abnor'al 1"!# 2flashing code 7$-3 s)eeding The 'ain fault sy')to's 5ut)ut .all 1"!-+ 2flashing code -!3 boost )ressure sensor failure 2low voltage fault, o)en circuit3 The 'ain fault sy')to's 'oky& 1"!-* 2flashing code -!3 boost )ressure sensor failure 2high voltage failure, )ower short circuit, grounding o)en3 1"--7 2flashing code #73 crankshaft sensor fault 2no signal3 The 'ain fault sy')to's 4 5ut)ut .all 4 row of white s'oke 4 Engine vibration 'ay be severe 4 the engine 'ay stall 2when the ca'shaft )osition sensor is nor'al, can To restart 1"--% 2flashing code #73 crankshaft sensor fault 2signal failure3 The 'ain fault sy')to's 4 5ut)ut .all 4 row of white s'oke 4 Engine vibration 'ay be severe 4 the engine 'ay stall 2when the ca'shaft )osition sensor is nor'al, can To restarti restarting ng 1"-$" 2flashing code #$3 ca' sensor fault 2no signal3 The 'ain fault sy')to's 4 Engine does not start 2restart3 4 uring o)eration of the engine o)erating condition unchanged 1"-$# 2flashing code #$3 ca' sensor fault 2signal failure3 1"-*" 2flashing code %%3 glow )lug relay circuit failure The 'ain fault sy')to's 4 tarting a reduced ability 1"-*# 2flashing code %+3 glow )lug la') circuit failure 1"$*+ 2flashing code $$3 E@( )osition sensor failure The 'ain fault sy')to's 4 o)erability affected& 1"$** 2flashing code $73 E@( valve control failure The 'ain fault sy')to's The exhaust gas is affected& 1"7!! 2flashing code !$3 oil )ressure sensor failure 2low voltage fault, o)en circuit, short to ground3 1"7!- 2flashing code !73 oil )ressure sensor failure 2high voltage fault, o)en circuit, short to
ground3 1"%"# 2flashing code 7-3 (5; failure 1"%"% 2flashing code 7#3 C1A failure The 'ain fault sy')to's 4 5ut)ut .all 4 ou can not start 1"%"% 2flashing code 7!3 C1A failure 1"%## 2flashing code -$3 charging circuit fault The 'ain fault sy')to's 4 Engine severe vibration 4 idle instability 4 5ut)ut .all 4 blown engine failure 4 the engine 'ay stall 1"%#! 2flashing code -$3 charging circuit fault 1"%7" 2flashing code ++3 la') circuit fault diagnosis 1#"- 2flashing code !!+3 without )u') )ressure su))ly The 'ain fault sy')to's 4 Engine severe vibration 4 idle instability 4 5ut)ut .all 4 channeling gas engine failure 4 exhaust s'oke 4 Engine tall 4 'ay out)ut excessive 1#"7 2flashing code !!73 )ressure li'iter o)en The 'ain fault sy')to's 4 5ut)ut .all 4 urge 1###! 2flashing code !73 )ressuri?ed intake air te')erature sensor fault 2low voltage faults, shorted to ground3 1###- 2flashing code !73 )ressuri?ed te')erature sensor fault 2high voltage fault, o)en circuit, short circuit )ower su))ly3 1##+- 2flashing code 7$!3 overheating The 'ain fault sy')to's 4 5ut)ut .all 4
1#!%! 2flashing code #73 together two inDector drive syste' failure 1#!+# 2flashing code !$3 accelerator sensor # to ! Co')arative .ault 1#!++ 2flashing code !$3 an accelerator sensor fault 2low voltage fault3 The 'ain fault sy')to's > syste' failure: failure: no s)are s)are ! syste' failure: the accelerator o)ening angle is controlled to "& 1#!+* 2flashing code !$3 an accelerator sensor fault 2high voltage fault3 1#!*! 2flashing code !$3 accelerator sensor ! fault 2low voltage fault3 1#!*- 2flashing code !$3 accelerator sensor ! fault 2high voltage fault3 1#-$7 2flashing code #%3 ca' sensor is not in )hase The 'ain fault sy')to's 4 uring o)eration of the engine o)erating condition unchanged 4 >fter engine shutdown, the engine does not start 1#%!7 2flashing code $#%3 'ain relay fault The 'ain fault sy')to's Engine does not start or )ower can not be turned off& 1#%-" 2flashing code -%3 > / converter failure The 'ain fault sy')to's 4 5ut)ut .all 4 exhaust s'oke 1#%-# 2flashing code 773 78 )ower su))ly a voltage failure The 'ain fault sy')to's 6dling 1#%-! 2flashing code 773 78 )ower su))ly ! voltage fault The 'ain fault sy')to's ue to s)are the e0uivalent altitude !""" ' 2%7%! ft3 4 Figh altitude exhaust s'oke when& 4 lack of low altitude out)ut 1#%-- 2flashing code 773 78 )ower su))ly voltage failure The 'ain fault sy')to's 4 6n the nor'al te')erature: row of black s'oke, there 'ay be a lot of engine co'bustion noise Tone& 4 low air te')erature during idle ti'e: idle instability 'ay 'obili?e ;achine stall, row of white s'oke& 1#%-$ 2flashing code 773 78 )ower su))ly voltage failure $ The 'ain fault sy')to's Exhaust s'oke 1#%-7 2flashing code 773 78 )ower su))ly voltage failure 7 The 'ain fault sy')to's 4 Engine blow 4 5ut)ut .all 4 exhaust s'oke 4 the engine 'ay stall
A!#"$ 2flashing code *$3 C>= bus failure The 'ain fault sy')to's et to idle& A!#"% 2flashing code *73 C>= ti'eout fault JCB J#-"GC Excavator fault code 1"#*!, 1"#*+ (e'edy .ault code 1"#*!, 1"#*+: .uel te')erature sensor fault 2low3 JCB J#-"GC Excavator fault code 1"#*!, 1"#*+ troubleshooting ste)s: ① 'easure resistance between ter'inals a& would start key switch in the 5.. )osition, connect the signal to check the wiring harness, re'ove the ECA side of the connector& b& 'easuring signal check the wiring harness ter'inal resistor between E!+ and -$& 6f the 'easure'ent standard !& $7kH 2!" degrees3, #kH 2$" degrees3, 7*$H 2%" degrees3, -#*I 2*""C3, then that bad ECA or ECA connector is bad, you should re)air or re)lace Doints ECA 6f the 'easure The results do not 'eet the criteria, then ste) ②& ② between sensor ter'inal resistance 'easure'ent will start the key switch to the 5.. )osition and re'ove the fuel te')erature sensor connector, 'easure the resistance ter'inals # and ! of the sensor side& 6f the 'easure'ent standard !& $7kH 2!" degrees3, #kH 2$" degrees3, 7*$I 2%" degrees3, -#*H 2*" degrees3, then that harness o)en / short circuit, )oor contact connector should overhaul harness and connectors if 'easure'ent results do not 'eet the criteria, then that bad fuel te')erature sensor, re)lace the fuel te')erature sensor& ③ confir' the fault has been ruled out and re'ove the fault code a& tart the engine and let it idle, check whether the fault has been ruled out, confir'ing the fault code 1"#*! fault code is )ast& b& delete fault code 1"#*! and confir'ed no longer dis)layed& 6f it still dis)lays the fault code 1"#*!, then reexecute the ste)s ① 6f there are other fault code is dis)layed, then refer to the fault code table 2see Table %#3 6f there is no fault code is dis)layed, then the end of this troubleshooting& .ault codes ""*+ and #"-: diesel due to the te')erature dro) too 'uch wax&