YANMAR TNV 3TNV88C 3TNV86CT 4TNV88C 4TNV86CT 4TNV98C 4TNV98CT TROUBLESHOOTING MANUAL – PDF DOWNLOAD

YANMAR TNV 3TNV88C 3TNV86CT 4TNV88C 4TNV86CT 4TNV98C 4TNV98CT TROUBLESHOOTING MANUAL – PDF DOWNLOAD

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YANMAR TNV 3TNV88C 3TNV86CT 4TNV88C 4TNV86CT 4TNV98C 4TNV98CT TROUBLESHOOTING MANUAL – PDF DOWNLOAD

Language : English
Pages : 476
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

YANMAR TNV 3TNV88C 3TNV86CT 4TNV88C 4TNV86CT 4TNV98C 4TNV98CT TROUBLESHOOTING MANUAL – PDF DOWNLOAD

1 DTC (Diagnostic Trouble Codes) General Description 1
OTC code list 1
Additional requirements for EU Stage V (less than 56kW) regulations 6
Power restrictions due to inducement when NCD abnormality occurs 6
Description 8
Sensor related 9
Crankshaft speed sensor 9
P0336: Crankshaft signal error 9
P0337: No signal from crankshaft 11
Camshaft speed sensor 13
P0341: Camshaft signal error 13
P0342: No signal from camshaft 15
P1341: Angle offset error 17
P0008: Crankshaft/camshaft speed sensor non-input (simultaneous) 19
Accelerator sensor 20
P0123: Accelerator sensor 1 error (voltage high) 20
P0122: Accelerator sensor 1 error (voltage low) 22
P0223: Accelerator sensor 2 error (voltage high) 24
P0222: Accelerator sensor 2 error (voltage low) 26
P1646: Dual accelerator sensor error (closed position) 28
P1647: Dual accelerator sensor error (open position) 30
P0228: Accelerator sensor 3 error (voltage high) 32
P0227: Accelerator sensor 3 error (voltage low) 34
P1227: Pulse accelerator sensor error (pulse communication) 36
P1126: Accelerator sensor 3 error (foot pedal in open position) 37
P1125: Accelerator sensor 3 error (foot pedal in closed position) 39
Intake throttle position sensor 40
P02E9: Intake throttle position sensor error (voltage high) 40
P02E8: Intake throttle position sensor error (voltage low) 42
EGR low pressure side pressure sensor 44
P0238: EGR low pressure side pressure sensor error (excessive sensor output) 44
P0237: EGR low pressure side pressure sensor error (insufficient sensor output) 46
P0236: EGR low pressure side pressure sensor error (abnormal learning value) 48
P1673: EGR low pressure side pressure sensor error (detected value error) 50
EGR high pressure side pressure sensor 52
P0473: EGR high pressure side pressure sensor error (excessive sensor output) 52
P0472: EGR high pressure side pressure sensor error (insufficient sensor output) 54
P0471: EGR high pressure side pressure sensor error (abnormal learning value) 56
P1679: EGR high pressure side pressure sensor error ( detected value error) 58
Engine coolant temperature sensor 60
P0118: Engine coolant temperature sensor error (excessive sensor output) 60
P0117: Engine coolant temperature sensor error (insufficient sensor output) 62
P1674: Engine coolant temperature sensor error (detected value error) 64
P0217: Engine coolant temperature high ( overheat) 66
Ambient air temperature sensor 68
P0113: Ambient air temperature sensor error (voltage high) 68
P0112: Ambient air temperature sensor error (voltage low) 70
Fuel temperature sensor 72
P0183: Fuel temperature sensor error (voltage high) 72
P0182: Fuel temperature sensor error (voltage low) 7 4
P0168: Fuel temperature high 76
Rail pressure sensor 78
P0193: Rail pressure sensor error (voltage high) 78
P0192: Rail pressure sensor error (voltage low) 80
DPF differential pressure sensor 82
P2455: DPF differential pressure sensor error (excessive sensor output) 82
P2454: DPF differential pressure sensor error (insufficient sensor output) 84
P2452: DPF differential pressure sensor abnormal rise in differential pressure 86
P2453: DPF differential pressure sensor error (abnormal learning value) 88
DPF substrate/DPF differential pressure sensor 90
P226D: DPF substrate/DPF differential pressure sensor error
(DPF substrate removal/DPF differential pressure sensor detected value error) 90
DPF high pressure side pressure sensor 92
P1455: DPF high pressure side pressure sensor error ( excessive sensor output) 92
P1454: DPF high pressure side pressure sensor error (insufficient sensor output) 94
P167C: DPF high pressure side pressure sensor error (detected value error) 96
DPF inlet temperature sensor 98
P1428: DPF inlet temperature sensor error ( excessive sensor output) 98
P1427: DPF inlet temperature sensor error (insufficient sensor output) 100
P167E: DPF inlet temperature sensor error ( detected value error) 102
P1436: DPF inlet temperature sensor abnormal temperature (abnormally high) 104
DPF intermediate temperature sensor 105
P1434: DPF intermediate temperature sensor error ( excessive sensor output) 105
P1435: DPF intermediate temperature sensor error (insufficient sensor output) 107
P167 A: DPF intermediate temperature sensor error (detected value error) 109
P0420: DPF intermediate temperature sensor abnormal temperature (abnormally low) 111
Atmospheric pressure sensor 112
P2229: Atmospheric pressure sensor error (excessive sensor output) 112
P2228: Atmospheric pressure sensor error (insufficient sensor output) 113
P1231: Atmospheric pressure sensor error (characteristic error) 114
EGR gas temperature sensor 116
P041 D: EGR gas temperature sensor error ( excessive sensor output) 116
P041 C: EGR gas temperature sensor error (insufficient sensor output) 118
P1675: EGR gas temperature sensor error (detected value error) 120
Intake manifold temperature sensor 122
P040D: Intake manifold temperature sensor error ( excessive sensor output) 122
P040C: Intake manifold temperature sensor error (insufficient sensor output) 124
P1676: Intake manifold temperature sensor error ( detected value error) 126
Exhaust manifold temperature sensor 128
P0546: Exhaust manifold temperature sensor error (excessive sensor output) 128
P0545: Exhaust manifold temperature sensor error (insufficient sensor output) 130
P1677: Exhaust manifold temperature sensor error ( detected value error) 132
Contact output related 134
Main relay 134
P068B: Main relay contact sticking 134
P068A: Main relay early opening 136
Starting aid relay 138
P0543: Starting aid relay disconnection 138
P0541: Starting aid relay GND short circuit 140
CRS (common rail system) related 142
Injector (No 1 cylinder) 142
P0201: Injector (No 1 cylinder) disconnection (injector-specific) 142
P0262: Injector (No 1 cylinder) coil short circuit 144
P1262: Injector (No 1 cylinder) short circuit 146
Injector (No 2 cylinder) 148
P0202: Injector (No 2 cylinder) disconnection (injector-specific) 148
P0265: Injector (No 2 cylinder) coil short circuit 150
P1265: Injector (No 2 cylinder) short circuit 152
Injector (No 3 cylinder) 154
P0203: Injector (No 3 cylinder) disconnection (injector-specific) 154
P0268: Injector (No 3 cylinder) coil short circuit 156
P1268: Injector (No 3 cylinder) short circuit 158
Injector (No 4 cylinder) 160
P0204: Injector (No 4 cylinder) disconnection (injector-specific) 160
P0271: Injector (No 4 cylinder) coil short circuit 162
P1271: Injector (No 4 cylinder) short circuit 164
All injectors 166
P0611: Injector drive IC error 166
P1146: Injector drive circuit (Bank 1) short circuit 167
P1149: Injector drive circuit (Bank 2) short circuit 169
P1648: Injector (No 1 cylinder) correction value error 171
P1649: Injector (No 2 cylinder) correction value error 172
P1650: Injector (No 3 cylinder) correction value error 173
P1651: Injector (No 4 cylinder) correction value error 174
SCV (MPROP) 175
P1641: SCV (MPROP) L side VB short circuit 175
P1643: SCV (MPROP) L side GND short circuit 176
P0629: SCV (MPROP) H side VB short circuit 178
P1642: SCV (MPROP) H side GND short circuit 180
P0627: SCV (MPROP) disconnection 181
P062A: SCV (MPROP) drive current (high level) 182
P1645: SCV (MPROP) pump overload error 184
Rail pressure error 186
P0088: Rail pressure too high 186
P0094: Rail pressure deviation error (low rail pressure) 188
P0093: Rail pressure deviation error (high rail pressure) 190
PLV (Common rail pressure limit valve) 192
P000F: PL V open valve 192
P1666: Rail pressure fault (The times of PLV valve opening error) 194
P1667: Rail pressure fault (The time of PLV valve opening error) 196
P1668: Rail pressure fault (The actual rail pressure is too high during PRV limp home) 198
P1665: Rail pressure fault (Controlled rail pressure error after PLV valve opening) 200
Rail pressure control 202
P1669: Rail pressure fault (Injector B/F temperature error during PLV4 limp home) 202
P1670: Rail pressure fault (Operation time error during RPS limp home) 204
Actuator 205
Intake throttle drive circuit 205
P0660: No-load of throttle valve drive H bridge circuit 205
P1658: Power short circuit of throttle valve drive H bridge output 1 206
P1659: GND short circuit of throttle valve drive H bridge output 1 207
P1660: Overload on the drive H bridge circuit of throttle valve 208
P1661: VB Power short circuit of throttle valve drive H bridge output 2 209
P1662: GND short circuit of throttle valve drive H bridge output 2 210
P02E4: Throttle valve sticking (sticking open) 211
P02E5: Throttle valve sticking (sticking closed) 213
EGR 215
P0404: EGR overvoltage error 215
P1404: EGR low voltage error 217
P1409: EGR feedback error 219
U0401: EGR ECM data error 220
P0403: Disconnection in EGR motor coils 222
P1405: Short circuit in EGR motor coils 223
P0488: EGR position sensor error 224
P148A: EGR valve sticking error 225
P049D: EGR initialization error 226
U 1401: EGR target value out of range 227
P1410: EGR high temperature thermistor error 228
P1411: EGR low temperature thermistor error 229
Exhaust throttle 230
P1438: Exhaust throttle (voltage fault) 230
P1439: Exhaust throttle (motor fault) 231
P1440: Exhaust throttle (sensor system fault) 232
P1441: Exhaust throttle (MPU fault) 233
P1442: Exhaust throttle (PCB fault) 234
P1443: Exhaust throttle (CAN fault) 235
Communication related 236
CAN 1 236
U01 OB: CAN 1 (for EGR): Reception timeout from the EGR valve 236
U1107: CAN 1 (for exhaust throttle): Reception time out 238
iv TNV Troubleshooting Manual
CONTENTS
CAN 2 239
U0292: TSC 1 (SA 1) reception timeout 239
U1301: TSC1 (SA2) reception timeout 241
U1292: Y ECR1 reception timeout 243
U1293: Y_EC reception timeout 245
U1294: Y_RSS reception timeout 247
U0168: VI reception timeout 249
U3002: VI reception data error 250
U1300: Y ETCP1 reception time out 251
U 1302: EBC 1 reception timeout 253
U1303: Y DPFIF reception timeout 255
U0167: Immobilizer error (CAN communication) 257
U0426: Immobilizer error (system) 258
ECU related 259
EEPROM 259
P0601: EEPROM memory deletion error 259
P160E: EEPROM memory reading error 260
P160F: EEPROM memory writing error 261
ECU internal fault 262
P1613: CY146 SPI communication fault 262
P1608: Excessive voltage of supply 1 263
P1617: Insufficient voltage of supply 1 264
P1609: Sensor supply voltage error 1 265
P1618: Sensor supply voltage error 2 266
P1619: Sensor supply voltage error 3 267
P1626: Actuator drive circuit 1 short to ground 268
P1633: Actuator drive circuit 2 short to ground 269
P1467: Actuator drive circuit 3 short to ground 270
P1469: AD converter fault 1 271
P14 70: AD converter fault 2 272
P1471: External monitoring IC and CPU fault 1 273
P1472: External monitoring IC and CPU fault 2 274
P1473: ROM fault 275
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 10 285
P1484: Recognition error of engine speed 286
Breather heater (Optional parts for 4TNV86CT and 4TNV98CT) 287
P053A: Breather heater disconnection 287
P053B: Breather heater short circuit (GND) 288
P053C: Breather heater short circuit (VB) 289
Contact input related 290
Air cleaner switch 290
P1101: Air cleaner clogged alarm 290
Water separator switch 292
P1151: Water separator alarm 292
Charge switch 294
P1562: Charge switch disconnection 294
P1568: Charge alarm 296
Oil pressure switch 298
P1192: Oil pressure switch disconnection 298
P1198: Low oil pressure alarm 300
After treatment control 302
DPF 302
P2463: Excessive PM accumulation (method C) 302
P1463: Excessive PM accumulation (method P) 303
P2458: Regeneration failure (stationary regeneration failure) 304
P2459: Regeneration failure (stationary regeneration not performed) 305
P1426: DPF intermediate temperature sensor temperature rise error
(post-injection failure) 306
DPF OP interface 307
P242F: Ash cleaning request 1 307
P1420: Ash cleaning request 2 308
P1421: Stationary regeneration standby 309
P1424: Backup mode 310
P1425: Reset regeneration is inhibited 311
P1445: Regeneration failure (recovery regeneration failure) 312
P1446: Recovery regeneration is inhibited 313
Others 314
Overspeed 314
P0219: Overspeed 314
2 Method and Procedure of Failure Diagnosis 315
Description 315
ECU pin layout diagram 316
How to use the Tier 4 checker harness 318
Sensor related 319
Crankshaft speed sensor 319
Camshaft speed sensor 322
Accelerator sensor 325
Intake throttle position sensor 328
EGR low pressure side pressure sensor 331
EGR high pressure side pressure sensor 339
Engine coolant temperature sensor 342
TNV Troubleshooting Manual
CONTENTS
Ambient air temperature sensor 351
Fuel temperature sensor 355
Rail pressure sensor 359
DPF differential pressure sensor 362
DPF inlet temperature sensor 365
DPF intermediate temperature sensor 369
EGR gas temperature sensor 373
Intake manifold temperature sensor 382
Exhaust manifold temperature sensor 391
Contact output related 400
Main relay 400
Starting aid relay (Glow relay) 404
Breather heater (Optional parts for 4TNV86CT and 4TNV98CT) 408
Contact input related 412
Contact input related 1 412
Contact input related 2 415
Post treatment related 418
DPF OP interface 418
Ash cleaning request 418
Stationary regeneration standby 419
Recovery regeneration is inhibited 420
Backup mode 421
DPF 422
Excessive PM accumulation 422
Regeneration failure 1 425
Regeneration failure 2 428
CRS (common rail system) related 431
Injector 431
Disconnection of the injector and coil short circuit 431
Injector short circuit 436
High-pressure pump (MPROP) 438
Actuator 440
Intake throttle drive circuit 440
Intake throttle 444
EGR valve 450
EGR valve 454
Communication related 455
CAN 1 455
CAN 2 458
ECU related 461
Others 463
Overs peed 463