Yanmar 3TNV88C to 4TNV98CT Troubleshooting Manual 0DTN5-EN1021

Data Size: 8.47 MB
File Type: PDF
Language: English
Manufacturer: Yanmar
Applicable Machine: Engine
Document: Troubleshooting Manual
Machine Model: Yanmar 3TNV88C, 3TNV86CT, 4TNV88C, 4TNV86CT, 4TNV98C, 4TNV98CT Engine
Book Number: 0DTN5-EN1021
Publication Date: 2019
Page: 476 Pages

List Contents:

1 DTC (Diagnostic Trouble Codes) General Description
DTC code list
Additional requirements for EU Stage V (less than 56kW) regulations
Power restrictions due to inducement when NCD abnormality occurs
Description
Sensor related
Crankshaft speed sensor
P0336: Crankshaft signal error
P0337: No signal from crankshaft
Camshaft speed sensor
P0341: Camshaft signal error
P0342: No signal from camshaft
P1341: Angle offset error
P0008: Crankshaft/camshaft speed sensor non-input (simultaneous)
Accelerator sensor
P0123: Accelerator sensor 1 error (voltage high)
P0122: Accelerator sensor 1 error (voltage low)
P0223: Accelerator sensor 2 error (voltage high)
P0222: Accelerator sensor 2 error (voltage low)
P1646: Dual accelerator sensor error (closed position)
P1647: Dual accelerator sensor error (open position)
P0228: Accelerator sensor 3 error (voltage high)
P0227: Accelerator sensor 3 error (voltage low)
P1227: Pulse accelerator sensor error (pulse communication)
P1126: Accelerator sensor 3 error (foot pedal in open position)
P1125: Accelerator sensor 3 error (foot pedal in closed position)
Intake throttle position sensor
P02E9: Intake throttle position sensor error (voltage high)
P02E8: Intake throttle position sensor error (voltage low)
EGR low pressure side pressure sensor
P0238: EGR low pressure side pressure sensor error (excessive sensor output)
P0237: EGR low pressure side pressure sensor error (insufficient sensor output)
P0236: EGR low pressure side pressure sensor error (abnormal learning value)
P1673: EGR low pressure side pressure sensor error (detected value error)
EGR high pressure side pressure sensor
P0473: EGR high pressure side pressure sensor error (excessive sensor output)
P0472: EGR high pressure side pressure sensor error (insufficient sensor output)
P0471: EGR high pressure side pressure sensor error (abnormal learning value)
P1679: EGR high pressure side pressure sensor error (detected value error)
Engine coolant temperature sensor
P0118: Engine coolant temperature sensor error (excessive sensor output)
P0117: Engine coolant temperature sensor error (insufficient sensor output)
P1674: Engine coolant temperature sensor error (detected value error)
P0217: Engine coolant temperature high (overheat)
Ambient air temperature sensor
P0113: Ambient air temperature sensor error (voltage high)
P0112: Ambient air temperature sensor error (voltage low)
Fuel temperature sensor
P0183: Fuel temperature sensor error (voltage high)
P0182: Fuel temperature sensor error (voltage low)
P0168: Fuel temperature high
Rail pressure sensor
P0193: Rail pressure sensor error (voltage high)
P0192: Rail pressure sensor error (voltage low)
DPF differential pressure sensor
P2455: DPF differential pressure sensor error (excessive sensor output)
P2454: DPF differential pressure sensor error (insufficient sensor output)
P2452: DPF differential pressure sensor abnormal rise in differential pressure
P2453: DPF differential pressure sensor error (abnormal learning value)
DPF substrate/DPF differential pressure sensor
P226D: DPF substrate/DPF differential pressure sensor error
(DPF substrate removal/DPF differential pressure sensor detected value error)
DPF high pressure side pressure sensor
P1455: DPF high pressure side pressure sensor error (excessive sensor output)
P1454: DPF high pressure side pressure sensor error (insufficient sensor output)
P167C: DPF high pressure side pressure sensor error (detected value error)
DPF inlet temperature sensor
P1428: DPF inlet temperature sensor error (excessive sensor output)
P1427: DPF inlet temperature sensor error (insufficient sensor output)
P167E: DPF inlet temperature sensor error (detected value error)
P1436: DPF inlet temperature sensor abnormal temperature (abnormally high)
DPF intermediate temperature sensor
P1434: DPF intermediate temperature sensor error (excessive sensor output)
P1435: DPF intermediate temperature sensor error (insufficient sensor output)
P167A: DPF intermediate temperature sensor error (detected value error)
P0420: DPF intermediate temperature sensor abnormal temperature (abnormally low)
Atmospheric pressure sensor
P2229: Atmospheric pressure sensor error (excessive sensor output)
P2228: Atmospheric pressure sensor error (insufficient sensor output)
P1231: Atmospheric pressure sensor error (characteristic error)
EGR gas temperature sensor
P041D: EGR gas temperature sensor error (excessive sensor output)
P041C: EGR gas temperature sensor error (insufficient sensor output)
P1675: EGR gas temperature sensor error (detected value error)
Intake manifold temperature sensor
P040D: Intake manifold temperature sensor error (excessive sensor output)
P040C: Intake manifold temperature sensor error (insufficient sensor output)
P1676: Intake manifold temperature sensor error (detected value error)
Exhaust manifold temperature sensor
P0546: Exhaust manifold temperature sensor error (excessive sensor output)
P0545: Exhaust manifold temperature sensor error (insufficient sensor output)
P1677: Exhaust manifold temperature sensor error (detected value error)
Contact output related
Main relay
P068B: Main relay contact sticking
P068A: Main relay early opening
Starting aid relay
P0543: Starting aid relay disconnection
P0541: Starting aid relay GND short circuit
CRS (common rail system) related
Injector (No 1 cylinder)
P0201: Injector (No 1 cylinder) disconnection (injector-specific)
P0262: Injector (No 1 cylinder) coil short circuit
P1262: Injector (No 1 cylinder) short circuit
Injector (No 2 cylinder)
P0202: Injector (No 2 cylinder) disconnection (injector-specific)
P0265: Injector (No 2 cylinder) coil short circuit
P1265: Injector (No 2 cylinder) short circuit
Injector (No 3 cylinder)
P0203: Injector (No 3 cylinder) disconnection (injector-specific)
P0268: Injector (No 3 cylinder) coil short circuit
P1268: Injector (No 3 cylinder) short circuit
Injector (No 4 cylinder)
P0204: Injector (No 4 cylinder) disconnection (injector-specific)
P0271: Injector (No 4 cylinder) coil short circuit
P1271: Injector (No 4 cylinder) short circuit
All injectors
P0611: Injector drive IC error
P1146: Injector drive circuit (Bank 1) short circuit
P1149: Injector drive circuit (Bank 2) short circuit
P1648: Injector (No 1 cylinder) correction value error
P1649: Injector (No 2 cylinder) correction value error
P1650: Injector (No 3 cylinder) correction value error
P1651: Injector (No 4 cylinder) correction value error
SCV (MPROP)
P1641: SCV (MPROP) L side VB short circuit
P1643: SCV (MPROP) L side GND short circuit
P0629: SCV (MPROP) H side VB short circuit
P1642: SCV (MPROP) H side GND short circuit
P0627: SCV (MPROP) disconnection
P062A: SCV (MPROP) drive current (high level)
P1645: SCV (MPROP) pump overload error
Rail pressure error
P0088: Rail pressure too high
P0094: Rail pressure deviation error (low rail pressure)
P0093: Rail pressure deviation error (high rail pressure)
PLV (Common rail pressure limit valve)
P000F: PLV open valve
P1666: Rail pressure fault (The times of PLV valve opening error)
P1667: Rail pressure fault (The time of PLV valve opening error)
P1668: Rail pressure fault (The actual rail pressure is too high during PRV limp home)
P1665: Rail pressure fault (Controlled rail pressure error after PLV valve opening)
Rail pressure control
P1669: Rail pressure fault (Injector B/F temperature error during PLV4 limp home)
P1670: Rail pressure fault (Operation time error during RPS limp home)
Actuator
Intake throttle drive circuit
P0660: No-load of throttle valve drive H bridge circuit
P1658: Power short circuit of throttle valve drive H bridge output 1
P1659: GND short circuit of throttle valve drive H bridge output 1
P1660: Overload on the drive H bridge circuit of throttle valve
P1661: VB Power short circuit of throttle valve drive H bridge output 2
P1662: GND short circuit of throttle valve drive H bridge output 2
P02E4: Throttle valve sticking (sticking open)
P02E5: Throttle valve sticking (sticking closed)
EGR
P0404: EGR overvoltage error
P1404: EGR low voltage error
P1409: EGR feedback error
U0401: EGR ECM data error
P0403: Disconnection in EGR motor coils
P1405: Short circuit in EGR motor coils
P0488: EGR position sensor error
P148A: EGR valve sticking error
P049D: EGR initialization error
U1401: EGR target value out of range
P1410: EGR high temperature thermistor error
P1411: EGR low temperature thermistor error
Exhaust throttle
P1438: Exhaust throttle (voltage fault)
P1439: Exhaust throttle (motor fault)
P1440: Exhaust throttle (sensor system fault)
P1441: Exhaust throttle (MPU fault)
P1442: Exhaust throttle (PCB fault)
P1443: Exhaust throttle (CAN fault)
Communication related
CAN 1
U010B: CAN 1 (for EGR): Reception timeout from the EGR valve
U1107: CAN 1 (for exhaust throttle): Reception time out
CAN 2
U0292: TSC1 (SA1) reception timeout
U1301: TSC1 (SA2) reception timeout
U1292: Y_ECR1 reception timeout
U1293: Y_EC reception timeout
U1294: Y_RSS reception timeout
U0168: VI reception timeout
U3002: VI reception data error
U1300: Y_ETCP1 reception time out
U1302: EBC1 reception timeout
U1303: Y_DPFIF reception timeout
U0167: Immobilizer error (CAN communication)
U0426: Immobilizer error (system)
ECU related
EEPROM
P0601: EEPROM memory deletion error
P160E: EEPROM memory reading error
P160F: EEPROM memory writing error
ECU internal fault
P1613: CY146 SPI communication fault
P1608: Excessive voltage of supply 1
P1617: Insufficient voltage of supply 1
P1609: Sensor supply voltage error 1
P1618: Sensor supply voltage error 2
P1619: Sensor supply voltage error 3
P1626: Actuator drive circuit 1 short to ground
P1633: Actuator drive circuit 2 short to ground
P1467: Actuator drive circuit 3 short to ground
P1469: AD converter fault 1
P1470: AD converter fault 2
P1471: External monitoring IC and CPU fault 1
P1472: External monitoring IC and CPU fault 2
P1473: ROM fault
P1474: Shutoff path fault 1
P1475: Shutoff path fault 2
P1476: Shutoff path fault 3
P1477: Shutoff path fault 4
P1478: Shutoff path fault 5
P1479: Shutoff path fault 6
P1480: Shutoff path fault 7
P1481: Shutoff path fault 8
P1482: Shutoff path fault 9
P1483: Shutoff path fault 10
P1484: Recognition error of engine speed
Contact output related
Breather heater (Optional parts for 4TNV86CT and 4TNV98CT)
P053A: Breather heater disconnection
P053B: Breather heater short circuit (GND)
P053C: Breather heater short circuit (VB)
Contact input related
Air cleaner switch
P1101: Air cleaner clogged alarm
Water separator switch
P1151: Water separator alarm
Charge switch
P1562: Charge switch disconnection
P1568: Charge alarm
Oil pressure switch
P1192: Oil pressure switch disconnection
P1198: Low oil pressure alarm
After treatment control
DPF
P2463: Excessive PM accumulation (method C)
P1463: Excessive PM accumulation (method P)
P2458: Regeneration failure (stationary regeneration failure)
P2459: Regeneration failure (stationary regeneration not performed)
P1426: DPF intermediate temperature sensor temperature rise error
(post-injection failure)
DPF OP interface
P242F: Ash cleaning request 1
P1420: Ash cleaning request 2
P1421: Stationary regeneration standby
P1424: Backup mode
P1425: Reset regeneration is inhibited
P1445: Regeneration failure (recovery regeneration failure)
P1446: Recovery regeneration is inhibited
Others
Overspeed
P0219: Overspeed
2 Method and Procedure of Failure Diagnosis
Description
ECU pin layout diagram
How to use the Tier 4 checker harness
Sensor related
Crankshaft speed sensor
Camshaft speed sensor
Accelerator sensor
Intake throttle position sensor
EGR low pressure side pressure sensor
EGR high pressure side pressure sensor
Engine coolant temperature sensor
Ambient air temperature sensor
Fuel temperature sensor
Rail pressure sensor
DPF differential pressure sensor
DPF inlet temperature sensor
DPF intermediate temperature sensor
EGR gas temperature sensor
Intake manifold temperature sensor
Exhaust manifold temperature sensor
Contact output related
Main relay
Starting aid relay (Glow relay)
Breather heater (Optional parts for 4TNV86CT and 4TNV98CT)
Contact input related
Contact input related 1
Contact input related 2
Post treatment related
DPF OP interface
Ash cleaning request
Stationary regeneration standby
Recovery regeneration is inhibited
Backup mode
DPF
Excessive PM accumulation
Regeneration failure 1
Regeneration failure 2
CRS (common rail system) related
Injector
Disconnection of the injector and coil short circuit
Injector short circuit
High-pressure pump (MPROP)
Actuator
Intake throttle drive circuit
Intake throttle
EGR valve
EGR valve
Communication related
CAN 1
CAN 2
ECU related
Others
Overspeed