Nissan Frontier. Manual — part 276

DLN-6

Checking Differential Gear Oil . . . . . . . ...

251

REMOVAL AND INSTALLATION . . . ..

252

FRONT OIL SEAL . . . . . . . . . . ...

252

Removal and Installation . . . . . . . . . ...

252

CARRIER COVER . . . . . . . . . . ...

254

Removal and Installation . . . . . . . . . ...

254

UNIT REMOVAL AND INSTALLATION .

255

REAR FINAL DRIVE ASSEMBLY . . . . ...

255

Removal and Installation . . . . . . . . . ...

255

UNIT DISASSEMBLY AND ASSEMBLY ...

256

REAR FINAL DRIVE ASSEMBLY . . . . ...

256

Disassembly and Assembly . . . . . . . . ...

256

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..

265

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . .

265

General Specification . . . . . . . . . . .

265

Inspection and Adjustment . . . . . . . . .

265

REAR FINAL DRIVE: M226 (ELD)

BASIC INSPECTION . . . . . . . . ..

267

DIAGNOSIS AND REPAIR WORKFLOW . ...

267

Work Flow . . . . . . . . . . . . . . . ..

267

SYSTEM DESCRIPTION . . . . . . ...

269

DIFFERENTIAL LOCK SYSTEM . . . . .

269

Cross-Sectional View . . . . . . . . . . .

269

System Diagram . . . . . . . . . . . . .

270

System Description . . . . . . . . . . . .

270

Component Parts Location . . . . . . . . .

271

Component Description . . . . . . . . . . .

272

DIAGNOSIS SYSTEM (DIFFERENTIAL
LOCK CONTROL UNIT) . . . . . . . . ..

273

DIFFERENTIAL LOCK CONTROL UNIT . . . .

273

DIFFERENTIAL LOCK CONTROL UNIT : CON-
SULT Function (DIFF LOCK) . . . . . . . .

273

NOISE, VIBRATION AND HARSHNESS
(NVH) TROUBLESHOOTING . . . . . . ..

274

NVH Troubleshooting Chart . . . . . . . . ..

274

DTC/CIRCUIT DIAGNOSIS . . . . . .

275

U1000 CAN COMM CIRCUIT . . . . . . ..

275

Description . . . . . . . . . . . . . . . .

275

DTC Logic . . . . . . . . . . . . . . . ..

275

Diagnosis Procedure . . . . . . . . . . .

275

P1833 INITIAL START . . . . . . . . .

276

Description . . . . . . . . . . . . . . .

276

DTC Logic . . . . . . . . . . . . . . . .

276

Diagnosis Procedure . . . . . . . . . . . .

276

P1834 CONTROL UNIT 1 . . . . . . . . .

277

Description . . . . . . . . . . . . . . .

277

DTC Logic . . . . . . . . . . . . . . . .

277

P1835 CONTROL UNIT 2 . . . . . . . . .

278

Description . . . . . . . . . . . . . . .

278

DTC Logic . . . . . . . . . . . . . . . .

278

P1836 CONTROL UNIT 3 . . . . . . . . .

279

Description . . . . . . . . . . . . . . .

279

DTC Logic . . . . . . . . . . . . . . . .

279

P1837 CONTROL UNIT 4 . . . . . . . . .

280

Description . . . . . . . . . . . . . . .

280

DTC Logic . . . . . . . . . . . . . . . .

280

P1838 ON SWITCH . . . . . . . . . . ..

281

Description . . . . . . . . . . . . . . .

281

DTC Logic . . . . . . . . . . . . . . . .

281

Diagnosis Procedure . . . . . . . . . . . .

281

P1839 POSITION SWITCH ON . . . . . .

283

Description . . . . . . . . . . . . . . .

283

DTC Logic . . . . . . . . . . . . . . . .

283

Diagnosis Procedure . . . . . . . . . . . .

283

P1844 RELAY . . . . . . . . . . . . ...

285

Description . . . . . . . . . . . . . . .

285

DTC Logic . . . . . . . . . . . . . . . .

285

Diagnosis Procedure . . . . . . . . . . . .

285

P1847 SOLENOID CIRCUIT . . . . . . .

286

Description . . . . . . . . . . . . . . .

286

DTC Logic . . . . . . . . . . . . . . . .

286

P1848 SOLENOID DISCONNECT . . . . ...

287

Description . . . . . . . . . . . . . . .

287

DTC Logic . . . . . . . . . . . . . . . .

287

Diagnosis Procedure . . . . . . . . . . . .

287

P1849 SOLENOID SHORT . . . . . . . ..

289

Description . . . . . . . . . . . . . . .

289

DTC Logic . . . . . . . . . . . . . . . .

289

Diagnosis Procedure . . . . . . . . . . . .

289

P1850 SOLENOID CURRENT . . . . . . .

291

Description . . . . . . . . . . . . . . .

291

DTC Logic . . . . . . . . . . . . . . . .

291

Diagnosis Procedure . . . . . . . . . . . .

291

C1203 ABS SYSTEM . . . . . . . . . ...

293

Description . . . . . . . . . . . . . . .

293

DTC Logic . . . . . . . . . . . . . . . .

293

LOCK INDICATOR LAMP . . . . . . . .

294

Description . . . . . . . . . . . . . . .

294

Component Function Check . . . . . . . . .

294

Diagnosis Procedure . . . . . . . . . . . .

294

DLN-7

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ECU DIAGNOSIS INFORMATION . . .

296

DIFFERENTIAL LOCK CONTROL UNIT . . .

296

Reference Value . . . . . . . . . . . . ...

296

DTC Index . . . . . . . . . . . . . . . .

297

WIRING DIAGRAM . . . . . . . . .

298

REAR FINAL DRIVE . . . . . . . . . .

298

Wiring Diagram . . . . . . . . . . . . . .

298

SYMPTOM DIAGNOSIS . . . . . . .

303

DIFF LOCK INDICATOR LAMP INOPERA-
TIVE . . . . . . . . . . . . . . . . ..

303

Inspection Procedure . . . . . . . . . . .

303

DIFF LOCK INDICATOR LAMP DOES NOT
TURN ON WITH DIFFERENTIAL LOCK
SWITCHED ON . . . . . . . . . . . .

304

Inspection Procedure . . . . . . . . . . .

304

DIFF LOCK INDICATOR LAMP FLASHES
WHILE DRIVING . . . . . . . . . . . ..

305

Description . . . . . . . . . . . . . . .

305

Inspection Procedure . . . . . . . . . . .

305

PRECAUTION . . . . . . . . . . .

306

PRECAUTIONS . . . . . . . . . . . .

306

Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" . . . . . . . . . . . . . . . ...

306

Precaution . . . . . . . . . . . . . . . .

306

Precaution for Servicing Rear Final Drive . . . .

307

PREPARATION . . . . . . . . . . .

308

PREPARATION . . . . . . . . . . . .

308

Special Service Tool . . . . . . . . . . . .

308

Commercial Service Tool . . . . . . . . . ..

309

PERIODIC MAINTENANCE . . . . . ..

310

DIFFERENTIAL GEAR OIL . . . . . . .

310

Changing Differential Gear Oil . . . . . . . ...

310

Checking Differential Gear Oil . . . . . . . ...

310

REMOVAL AND INSTALLATION . . . .

311

DIFFERENTIAL LOCK CONTROL UNIT . ...

311

Removal and Installation . . . . . . . . . ...

311

DIFFERENTIAL LOCK POSITION SWITCH ..

312

Removal and Installation . . . . . . . . . ...

312

FRONT OIL SEAL . . . . . . . . . . ...

316

Removal and Installation . . . . . . . . . ...

316

CARRIER COVER . . . . . . . . . . ...

318

Removal and Installation . . . . . . . . . ...

318

UNIT REMOVAL AND INSTALLATION .

319

REAR FINAL DRIVE ASSEMBLY . . . . ..

319

Removal and Installation . . . . . . . . . ...

319

UNIT DISASSEMBLY AND ASSEMBLY ..

321

REAR FINAL DRIVE . . . . . . . . . ...

321

Disassembly and Assembly . . . . . . . . ...

321

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . ..

331

SERVICE DATA AND SPECIFICATIONS
(SDS) . . . . . . . . . . . . . . . ...

331

General Specification . . . . . . . . . . .

331

Inspection and Adjustment . . . . . . . . .

331

DLN-8

< BASIC INSPECTION >

[TRANSFER: TX15B]

DIAGNOSIS AND REPAIR WORKFLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000009479625

WORK FLOW

DETAILED FLOW

1.

CUSTOMER INFORMATION

Interview the customer to obtain detailed information about the symptom.

>> GO TO 2

2.

INITIAL INSPECTION

Perform an initial inspection of all accessible transfer case harnesses and connectors under the vehicle.

>> GO TO 3

3.

SELF-DIAGNOSIS

Perform self-diagnosis. Refer to

DLN-17, "CONSULT Function (ALL MODE AWD/4WD)"

.

AWDIA0028GB

DIAGNOSIS AND REPAIR WORKFLOW

DLN-9

< BASIC INSPECTION >

[TRANSFER: TX15B]

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>> GO TO 4

4.

SYMPTOM

Check for symptoms. Refer to

DLN-72, "Symptom Table"

.

>> GO TO 5

5.

MALFUNCTIONING PARTS

Repair or replace the applicable parts.

>> GO TO 6

6.

SYSTEM OPERATION

Check system operation.

>> GO TO 7

7.

SELF-DIAGNOSIS

Perform self-diagnosis.
Are any DTCs displayed?

YES

>> GO TO 5

NO

>> Inspection End