JCB fault codes & repair guides

All 586 codes· 50 per page · page 7 of 12

JCB fault codes with controller, issue summary and a link to the full repair manual
CodeControllerIssue summaryRepair manual
P0335—Crank Sensor Fault - No SignalFull repair manual for code P0335
P0336—Crank Sensor Fault - Signal FaultFull repair manual for code P0336
P0340—Circuit 'A' Camshaft Position Sensor FaultFull repair manual for code P0340
P0340—Cam Signal Last Learnt Value Outside of LimitsFull repair manual for code P0340
P0341—Range / Performance of the camshaft position sensor circuit 'A'Full repair manual for code P0341
P0501—Vehicle Speed Sensor Range / Performance IssueFull repair manual for code P0501
P0503—Intermittent or Unstable Signal 'A' from Vehicle Speed SensorFull repair manual for code P0503
P0520—Low Oil Pressure Warning Light Control Circuit FaultFull repair manual for code P0520
P0521—Engine Oil Pressure Sensor / Switch Range / Performance IssueFull repair manual for code P0521
P0523—Low Oil PressureFull repair manual for code P0523
P0560—System Voltage FaultFull repair manual for code P0560
P0562—System Low VoltageFull repair manual for code P0562
P0566—Cruise Control Signal 'Off' FaultFull repair manual for code P0566
P0567—Cruise Control Resume Signal IssueFull repair manual for code P0567
P0569—Cruise Control 'Coast' Signal FaultFull repair manual for code P0569
P0570—Cruise Control Accelerate Signal FaultFull repair manual for code P0570
P0575—Cruise Control Input Circuit FaultFull repair manual for code P0575
P0612—Control Circuit of the Engine Speed Relay FaultFull repair manual for code P0612
P0612—Fuel Injector Control Module Relay Control FaultFull repair manual for code P0612
P0615—Starter Relay Circuit FaultFull repair manual for code P0615
P0616—Starter Relay Circuit LowFull repair manual for code P0616
P0617—Starter Relay Circuit HighFull repair manual for code P0617
P0627—Global Fuel Pump Malfunction - Open CircuitFull repair manual for code P0627
P0628—Global Fuel Pump Malfunction - Short to GroundFull repair manual for code P0628
P0629—Global Fuel Pump Malfunction - Short to BatteryFull repair manual for code P0629
P062D—Injector Bank 0 Fault Shorted to GroundFull repair manual for code P062D
P062D—Fuel Injector Control Circuit Performance IssueFull repair manual for code P062D
P062E—Injector Bank 1 Fault Shorted to GroundFull repair manual for code P062E
P062F—EEPROM Error of the Internal Control ModuleFull repair manual for code P062F
P062F—ECU Non-Volatile Memory FaultFull repair manual for code P062F
P0641—5V Power Supply-1, Supply-6 Voltage FaultFull repair manual for code P0641
P0641—Circuit 'A' of the Reference Voltage of the Sensor is OpenFull repair manual for code P0641
P0650—Malfunction Indicator Light (MIL) Control Circuit FaultFull repair manual for code P0650
P0651—Circuit 'B' of the Reference Voltage of the Sensor is OpenFull repair manual for code P0651
P0651—ECU Internal 5V Supply 2 FaultFull repair manual for code P0651
P0651—5V Power Supply-5 Voltage FaultFull repair manual for code P0651
P0655—Malfunction of the Engine Test Indicator LightFull repair manual for code P0655
P0656—Fuel Level Sensor Output Circuit FaultFull repair manual for code P0656
P0658-14—Short Circuit to Ground of Actuator Relay 1Full repair manual for code P0658-14
P0659-12—Short Circuit to Battery of Actuator Relay 1Full repair manual for code P0659-12
P0668—ECU Internal Temperature Sensor Low FaultFull repair manual for code P0668
P0669—ECU Internal Temperature Sensor High FaultFull repair manual for code P0669
P0685—ECM / PCM Power Relay Control Circuit OpenFull repair manual for code P0685
P0685—Main ECU Relay StuckFull repair manual for code P0685
P0685—Main Relay Unexpected Low StateFull repair manual for code P0685
P0685—Main Relay System Fault (Open)Full repair manual for code P0685
P0687—Main Relay System Fault (Close)Full repair manual for code P0687
P0697—5V Power Supply-3 Voltage FaultFull repair manual for code P0697
P0697—Circuit 'C' of the reference voltage of the sensor is openFull repair manual for code P0697
P06A7-00—Sensor Supply Monitoring Error Through DCUFull repair manual for code P06A7-00