Nissan X-Trail 32. Instruction — part 648

DLN-3

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DLN

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TRANSFER COVER OIL SEAL . . . . . . .

78

MR20DD . . . . . . . . . . . . . . . . .

78

MR20DD : Exploded View . . . . . . . . . ...

78

MR20DD : Removal and Installation . . . . . ...

78

MR20DD : Inspection . . . . . . . . . . . ..

79

QR25DE . . . . . . . . . . . . . . . . . .

79

QR25DE : Removal and Installation . . . . . ...

79

UNIT REMOVAL AND INSTALLATION . ..

80

TRANSFER ASSEMBLY . . . . . . . . ...

80

MR20DD . . . . . . . . . . . . . . . . .

80

MR20DD : Exploded View . . . . . . . . . ...

80

MR20DD : Removal and Installation . . . . . ...

80

MR20DD : Inspection . . . . . . . . . . . ..

81

QR25DE . . . . . . . . . . . . . . . . . .

81

QR25DE : Exploded View . . . . . . . . . ...

81

QR25DE : Removal and Installation . . . . . ...

81

QR25DE : Inspection . . . . . . . . . . . ..

82

UNIT DISASSEMBLY AND ASSEMBLY .

83

TRANSFER COVER . . . . . . . . . . ...

83

Exploded View . . . . . . . . . . . . . .

83

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

85

Inspection . . . . . . . . . . . . . . . .

87

RING GEAR SHAFT . . . . . . . . . . ...

88

Exploded View . . . . . . . . . . . . . .

88

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

90

Inspection . . . . . . . . . . . . . . . .

92

DRIVE PINION . . . . . . . . . . . . .

94

Exploded View . . . . . . . . . . . . . .

94

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

96

Adjustment . . . . . . . . . . . . . . . ..

98

Inspection . . . . . . . . . . . . . . . ..

102

TRANSFER CASE . . . . . . . . . . ...

103

Exploded View . . . . . . . . . . . . . ..

103

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

105

Inspection . . . . . . . . . . . . . . . ..

107

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

108

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

108

General Specifications . . . . . . . . . . ..

108

Preload Torque . . . . . . . . . . . . . .

108

Backlash . . . . . . . . . . . . . . . .

108

Companion Flange Runout . . . . . . . . ...

108

TRANSFER: TY30A

HOW TO USE THIS MANUAL . . . . ...

109

HOW TO USE THIS SECTION . . . . . . .

109

Information . . . . . . . . . . . . . . .

109

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

110

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

110

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

110

Precautions for Removing Battery Terminal . . ..

110

Precaution for Stop/Start System Service . . . .

111

Service Notice or Precautions for Transfer . . .

111

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

113

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

113

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

113

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

115

Lubricant or/and Sealant . . . . . . . . . ...

116

SYSTEM DESCRIPTION . . . . . . ...

117

COMPONENT PARTS . . . . . . . . .

117

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

117

4WD Control Unit . . . . . . . . . . . . ...

119

Electric Controlled Coupling . . . . . . . . ..

119

4WD Solenoid . . . . . . . . . . . . . .

119

4WD Mode Switch . . . . . . . . . . . . .

120

STRUCTURE AND OPERATION . . . . ...

121

Sectional View . . . . . . . . . . . . . ...

121

Operation Description . . . . . . . . . . .

121

SYSTEM . . . . . . . . . . . . . . ..

123

4WD SYSTEM . . . . . . . . . . . . . . ..

123

4WD SYSTEM : System Description . . . . . .

123

4WD SYSTEM : Control in Each Mode . . . . .

124

4WD SYSTEM : Circuit Diagram . . . . . . ...

125

4WD SYSTEM : Fail-Safe . . . . . . . . . .

125

4WD SYSTEM : Protection Function . . . . . .

126

INFORMATION DISPLAY (COMBINATION
METER) . . . . . . . . . . . . . . . . .

126

INFORMATION DISPLAY (COMBINATION
METER) : 4WD Warning . . . . . . . . . ...

126

INFORMATION DISPLAY (COMBINATION
METER) : 4WD Torque Distribution Indicator . .

127

WARNING/INDICATOR/CHIME LIST . . . . . ..

127

WARNING/INDICATOR/CHIME LIST : Warning
Lamp/Indicator Lamp . . . . . . . . . . . .

127

WARNING/INDICATOR/CHIME LIST : Warning/
Indicator (On Information Display) . . . . . . .

128

DIAGNOSIS SYSTEM (4WD CONTROL
UNIT) . . . . . . . . . . . . . . . ...

129

CONSULT Function . . . . . . . . . . . ...

129

ECU DIAGNOSIS INFORMATION . . .

131

4WD CONTROL UNIT . . . . . . . . . .

131

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

131

Fail-Safe . . . . . . . . . . . . . . . .

133

Protection Function . . . . . . . . . . . .

134

DLN-4

DTC Inspection Priority Chart . . . . . . . .

134

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

134

WIRING DIAGRAM . . . . . . . . .

136

4WD SYSTEM . . . . . . . . . . . . ..

136

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

136

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

141

DIAGNOSIS AND REPAIR WORK FLOW . ..

141

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

141

Diagnostic Work Sheet . . . . . . . . . . ..

142

ADDITIONAL SERVICE WHEN REPLACING
4WD CONTROL UNIT . . . . . . . . . .

144

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

144

Work Procedure . . . . . . . . . . . . . .

144

UNIT CHARACTERISTICS WRITING . . . .

145

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

145

Work Procedure . . . . . . . . . . . . . .

145

DTC/CIRCUIT DIAGNOSIS . . . . . .

146

C1201 4WD CONTROL UNIT . . . . . . ..

146

DTC Description . . . . . . . . . . . . .

146

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

146

C1203 ABS ACTUATOR AND ELECTRIC
UNIT (CONTROL UNIT) . . . . . . . . ..

147

DTC Description . . . . . . . . . . . . .

147

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

147

C1204 4WD SOLENOID . . . . . . . . ..

148

DTC Description . . . . . . . . . . . . .

148

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

148

Component Inspection . . . . . . . . . . ...

150

C1209 MODE SW . . . . . . . . . . .

151

DTC Description . . . . . . . . . . . . .

151

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

151

Component Inspection . . . . . . . . . . ...

153

C1210 ECM . . . . . . . . . . . . . ..

154

DTC Description . . . . . . . . . . . . .

154

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

154

P1804 4WD CONTROL UNIT . . . . . . ..

155

DTC Description . . . . . . . . . . . . .

155

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

155

P1808 WHEEL SPEED SENSOR . . . . .

156

DTC Description . . . . . . . . . . . . .

156

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

156

P1809 4WD CONTROL UNIT . . . . . . ..

157

DTC Description . . . . . . . . . . . . .

157

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

157

P1811 BATTERY VOLTAGE . . . . . . ...

158

DTC Description . . . . . . . . . . . . .

158

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

158

P181B INCOMPLETE SELFSHUT . . . . ...

161

DTC Description . . . . . . . . . . . . .

161

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

161

P181D ENGINE TORQUE SIGNAL . . . . .

164

DTC Description . . . . . . . . . . . . .

164

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

164

P181F INCOMPLETE CALIBRATION . . . .

165

DTC Description . . . . . . . . . . . . .

165

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

165

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

166

DTC Description . . . . . . . . . . . . .

166

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

166

U1010 CONTROL UNIT (CAN) . . . . . .

167

DTC Description . . . . . . . . . . . . .

167

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

167

POWER SUPPLY AND GROUND CIRCUIT .

168

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

168

4WD INDICATOR LAMP . . . . . . . . ..

171

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

171

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

171

LOCK INDICATOR LAMP . . . . . . . .

172

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

172

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

172

SYMPTOM DIAGNOSIS . . . . . . ...

173

HEAVY TIGHT-CORNER BRAKING SYMP-
TOM OCCURS . . . . . . . . . . . . ..

173

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

173

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

173

VEHICLE DOES NOT ENTER 4WD MODE . .

174

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

174

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

174

4WD HIGH TEMP IS DISPLAYED ON INFOR-
MATION DISPLAY . . . . . . . . . . ...

175

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

175

TIRE SIZE INCORRECT IS DISPLAYED ON
INFORMATION DISPLAY . . . . . . . .

176

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

176

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

176

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

177

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

177

PERIODIC MAINTENANCE . . . . . ..

178

TRANSFER OIL . . . . . . . . . . . .

178

Inspection . . . . . . . . . . . . . . . ..

178

Draining . . . . . . . . . . . . . . . . .

178

DLN-5

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Refilling . . . . . . . . . . . . . . . . .

178

REMOVAL AND INSTALLATION . . . .

179

4WD CONTROL UNIT . . . . . . . . . ..

179

Exploded View . . . . . . . . . . . . . ..

179

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

179

Adjustment . . . . . . . . . . . . . . .

179

4WD MODE SWITCH . . . . . . . . . ...

180

Exploded View . . . . . . . . . . . . . ..

180

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

180

UNIT REMOVAL AND INSTALLATION .

181

TRANSFER ASSEMBLY . . . . . . . . .

181

Exploded View . . . . . . . . . . . . . ..

181

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

181

Inspection . . . . . . . . . . . . . . . ..

183

UNIT DISASSEMBLY AND ASSEMBLY ..

184

ADAPTER CASE . . . . . . . . . . . ..

184

Exploded View . . . . . . . . . . . . . ..

184

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

185

Inspection . . . . . . . . . . . . . . . ..

186

RING GEAR SHAFT . . . . . . . . . . .

187

Exploded View . . . . . . . . . . . . . ..

187

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

188

Inspection . . . . . . . . . . . . . . . ..

190

DRIVE PINION . . . . . . . . . . . . ..

192

Exploded View . . . . . . . . . . . . . ..

192

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

193

Adjustment . . . . . . . . . . . . . . .

195

Inspection . . . . . . . . . . . . . . . ..

204

TRANSFER CASE . . . . . . . . . . ...

205

Exploded View . . . . . . . . . . . . . ..

205

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

206

Inspection . . . . . . . . . . . . . . . ..

207

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

208

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

208

General Specifications . . . . . . . . . . ..

208

Preload Torque . . . . . . . . . . . . . .

208

Backlash . . . . . . . . . . . . . . . .

208

Companion Flange Runout . . . . . . . . ...

208

REAR PROPELLER SHAFT: C-CVJ-C

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

209

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

209

Precautions for Removing Battery Terminal . . .

209

Service Notice or Precautions for Propeller Shaft

..

210

SYSTEM DESCRIPTION . . . . . . ...

211

STRUCTURE AND OPERATION . . . . ...

211

Sectional View . . . . . . . . . . . . . ...

211

SYMPTOM DIAGNOSIS . . . . . . .

212

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

212

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

212

PERIODIC MAINTENANCE . . . . . ..

213

REAR PROPELLER SHAFT . . . . . . ...

213

Inspection . . . . . . . . . . . . . . . ..

213

REMOVAL AND INSTALLATION . . . .

214

REAR PROPELLER SHAFT . . . . . . ...

214

Exploded View . . . . . . . . . . . . . ...

214

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

214

Inspection . . . . . . . . . . . . . . . ..

217

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

219

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

219

General Specifications . . . . . . . . . . ...

219

Propeller Shaft Runout . . . . . . . . . . ..

219

Journal Axial Play . . . . . . . . . . . . ..

219

REAR FINAL DRIVE: R145

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

220

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

220

Precautions for Removing Battery Terminal . . ..

220

Service Notice or Precautions for Rear Final Drive ..

221

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

222

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

222

Special Service Tools . . . . . . . . . . .

222

Commercial Service Tools . . . . . . . . . .

224

Lubricant or/and Sealant . . . . . . . . . ...

224

SYSTEM DESCRIPTION . . . . . . ...

225

STRUCTURE AND OPERATION . . . . ...

225

Sectional View . . . . . . . . . . . . . ...

225

Electric Controlled Coupling . . . . . . . . ..

225

SYMPTOM DIAGNOSIS . . . . . . .

226

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

226

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

226

PERIODIC MAINTENANCE . . . . . ..

227

REAR DIFFERENTIAL GEAR OIL . . . . .

227

Inspection . . . . . . . . . . . . . . . ..

227

Draining . . . . . . . . . . . . . . . . .

227

Refilling . . . . . . . . . . . . . . . . ..

227

DLN-6

REMOVAL AND INSTALLATION . . . ..

228

DRIVE PINION OIL SEAL . . . . . . . ...

228

Exploded View . . . . . . . . . . . . . ...

228

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

228

Inspection . . . . . . . . . . . . . . . ..

228

SIDE OIL SEAL . . . . . . . . . . . ...

229

Exploded View . . . . . . . . . . . . . ...

229

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

229

Inspection . . . . . . . . . . . . . . . ..

230

ELECTRIC CONTROLLED COUPLING . . .

231

Exploded View . . . . . . . . . . . . . ...

231

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

231

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

235

AIR BREATHER . . . . . . . . . . . ..

236

Exploded View . . . . . . . . . . . . . ...

236

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

236

UNIT REMOVAL AND INSTALLATION .

239

REAR FINAL DRIVE ASSEMBLY . . . . ...

239

Exploded View . . . . . . . . . . . . . ...

239

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

239

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

241

UNIT DISASSEMBLY AND ASSEMBLY ..

242

ELECTRIC CONTROLLED COUPLING . . ..

242

Exploded View . . . . . . . . . . . . . ..

242

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

243

DIFFERENTIAL ASSEMBLY . . . . . . ...

246

Exploded View . . . . . . . . . . . . . ..

246

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

247

Adjustment . . . . . . . . . . . . . . .

252

Inspection . . . . . . . . . . . . . . . ..

255

DRIVE PINION . . . . . . . . . . . . ..

257

Exploded View . . . . . . . . . . . . . ..

257

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

258

Inspection . . . . . . . . . . . . . . . ..

262

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

263

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

263

General Specifications . . . . . . . . . . ..

263

Preload Torque . . . . . . . . . . . . . .

263

Drive Gear Runout . . . . . . . . . . . .

263

Backlash . . . . . . . . . . . . . . . ...

263

Differential Side Gear Clearance . . . . . . ..

263

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