Nissan Quest E52. Manual - part 718

 

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Nissan Quest E52. Manual - part 718

 

 

HAC-2

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Circuit Diagram  ...........................................
.

31

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) .........................................................................
.

31

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) : System Description  ....................................
.

32

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) : Circuit Diagram  ..........................................
.

33

OPERATION ......................................................

34

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................
.

34

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM : Switch Name and Function  .........................
.

34

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................
.

39

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Switch Name and Function  .........................
.

39

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) .........................................................................
.

44

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) : Switch Name and Function  ........................
.

44

DIAGNOSIS SYSTEM (A/C AUTO AMP.) .........

47

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

47

On Board Diagnosis Function .................................

47

DIAGNOSIS SYSTEM (BCM)  ............................

53

COMMON ITEM  ........................................................

53

COMMON ITEM : CONSULT Function (BCM - 
COMMON ITEM)  ...................................................
.

53

AIR CONDITIONER  ..................................................

54

AIR CONDITIONER : CONSULT Function (BCM - 
AIR CONDITIONER) (Auto A/C) ............................
.

55

ECU DIAGNOSIS INFORMATION ..............

56

A/C AUTO AMP.  ................................................

56

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

56

BCM, ECM, IPDM E/R  .......................................

60

List of ECU Reference  ............................................

60

WIRING DIAGRAM  .....................................

61

AUTOMATIC AIR CONDITIONING SYSTEM ...

61

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

61

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

73

DIAGNOSIS AND REPAIR WORK FLOW  ........

73

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

73

OPERATION INSPECTION ...............................

76

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................
.

76

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM : Work Procedure  ...........................................

76

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM ...........................................................................

78

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Work Procedure  ...........................................

78

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) ..........................................................................

80

ACCS (ADVANCED CLIMATE CONTROL SYS-
TEM) : Work Procedure  ..........................................

80

SYSTEM SETTING ............................................

82

Temperature Setting Trimmer (Front)  .....................

82

Temperature Setting Trimmer (Rear) ......................

83

Foot Position Setting Trimmer  ................................

84

Inlet Port Memory Function .....................................

84

Exhaust Gas/Outside Odor Detecting Sensor 
Sensitivity Adjustment Function  ..............................

85

AUTO Intake Switch Interlocking Movement 
Change Function .....................................................

85

DTC/CIRCUIT DIAGNOSIS ........................

87

POWER SUPPLY AND GROUND CIRCUIT  .....

87

A/C AUTO AMP. ........................................................

87

A/C AUTO AMP. : Diagnosis Procedure  .................

87

REAR A/C CONTROL  ...............................................

88

REAR A/C CONTROL : Diagnosis Procedure  ........

88

A/C AUTO AMP. ................................................

90

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

90

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

90

REAR A/C CONTROL COMMUNICATION 
SIGNAL ..............................................................

91

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

91

AMBIENT SENSOR ...........................................

94

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

94

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

95

FRONT IN-VEHICLE SENSOR  .........................

96

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

96

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

97

INTAKE SENSOR ..............................................

98

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

98

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

99

SUNLOAD SENSOR  ........................................

100

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

100

REAR IN-VEHICLE SENSOR  ..........................

102

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

102

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

103

EXHAUST GAS/OUTSIDE ODOR DETECT-
ING SENSOR ....................................................

104

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

104

HAC-3

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

FRONT AIR MIX DOOR MOTOR (DRIVER 
SIDE) ................................................................

106

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

106

FRONT AIR MIX DOOR MOTOR (PASSEN-
GER SIDE) ........................................................

108

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

108

FRONT MODE DOOR MOTOR ........................

110

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

110

INTAKE DOOR MOTOR  ..................................

112

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

112

REAR AIR MIX DOOR MOTOR  .......................

114

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

114

REAR MODE DOOR MOTOR  ..........................

116

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

116

DOOR MOTOR  .................................................

118

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

118

A/C ON SIGNAL ...............................................

121

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

121

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

121

BLOWER FAN ON SIGNAL .............................

123

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

123

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

123

FRONT BLOWER MOTOR  ..............................

125

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

125

Component Inspection (Front Blower Motor)  ........

126

Component Inspection (Front Blower Relay)  ........

127

REAR BLOWER MOTOR  ................................

128

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

128

Component Inspection (Rear Blower Motor)  .........

129

Component Inspection (Rear Blower Relay)  .........

130

MAGNET CLUTCH ...........................................

131

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

131

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

131

IONIZER ...........................................................

132

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

132

SYMPTOM DIAGNOSIS  ............................

134

FRONT AUTOMATIC AIR CONDITIONING 
SYSTEM ...........................................................

134

Symptom Table  .....................................................

134

REAR AUTOMATIC AIR CONDITIONING 
SYSTEM ...........................................................

136

Symptom Table  .....................................................

136

ACCS (ADVANCED CLIMATE CONTROL 
SYSTEM) ..........................................................

137

Symptom Table  .....................................................

137

INSUFFICIENT COOLING  ..............................

138

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................

138

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM : Description  ..................................................

138

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM : Diagnosis Procedure ...................................

138

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................

139

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Description  ..................................................

139

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Diagnosis Procedure ...................................

139

INSUFFICIENT HEATING ...............................

140

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................

140

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM : Description  ..................................................

140

FRONT AUTOMATIC AIR CONDITIONING SYS-
TEM : Diagnosis Procedure ...................................

140

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM ..........................................................................

140

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Description  ..................................................

141

REAR AUTOMATIC AIR CONDITIONING SYS-
TEM : Diagnosis Procedure ...................................

141

COMPRESSOR DOES NOT OPERATE .........

142

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

142

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

142

REMOVAL AND INSTALLATION  .............

143

FRONT A/C CONTROL  ..................................

143

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

143

REAR A/C CONTROL .....................................

144

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

144

AMBIENT SENSOR  ........................................

145

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

145

IN-VEHICLE SENSOR  ....................................

146

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

146

SUNLOAD SENSOR .......................................

147

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

147

INTAKE SENSOR  ...........................................

148

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

148

EXHAUST GAS/OUTSIDE ODOR SENSOR ..

149

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

149

REFRIGERANT PRESSURE SENSOR ..........

150

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

150

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

150

HAC-4

DOOR MOTOR  ................................................

151

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

151

FRONT MODE DOOR MOTOR  ...............................

151

FRONT MODE DOOR MOTOR : Removal and In-
stallation ................................................................

151

FRONT AIR MIX DOOR MOTOR .............................

152

FRONT AIR MIX DOOR MOTOR : Removal and 
Installation .............................................................

152

INTAKE DOOR MOTOR  ..........................................

153

INTAKE DOOR MOTOR : Removal and Installa-
tion .........................................................................

153

REAR MODE DOOR MOTOR ..................................

153

REAR MODE DOOR MOTOR : Removal and In-
stallation ................................................................

153

REAR AIR MIX DOOR MOTOR ...............................

153

REAR AIR MIX DOOR MOTOR : Removal and In-
stallation ................................................................

153

IONIZER ...........................................................

155

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

155

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

155

MANUAL AIR CONDITIONING

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

156

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

156

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

156

Precautions for Removing Battery Terminal  ..........

156

SYSTEM DESCRIPTION  ...........................

157

COMPONENT PARTS  .....................................

157

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

157

BLOWER UNIT ASSEMBLY  ...................................

158

BLOWER UNIT ASSEMBLY : Intake Door Motor ..

158

BLOWER UNIT ASSEMBLY : Front Blower Motor ..

158

HEATER & COOLING UNIT ASSEMBLY  ...............

159

HEATER & COOLING UNIT ASSEMBLY : Intake 
Sensor ...................................................................

159

HEATER & COOLING UNIT ASSEMBLY : Front 
Air Mix Door Motor .................................................

159

HEATER & COOLING UNIT ASSEMBLY : Front 
Mode Door Motor ...................................................

159

REAR A/C UNIT ASSEMBLY ..................................

159

REAR A/C UNIT ASSEMBLY : Rear Air Mix Door 
Motor .....................................................................

159

REAR A/C UNIT ASSEMBLY : Rear Mode Door 
Motor .....................................................................

159

REAR A/C UNIT ASSEMBLY : Rear Blower Motor 

..

160

Front A/C Control (A/C Amp.)  ................................

160

Rear A/C Control  ...................................................

160

Refrigerant Pressure Sensor  ................................

160

Magnet Clutch .......................................................

161

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

162

FRONT MANUAL AIR CONDITIONING SYSTEM ..

162

FRONT MANUAL AIR CONDITIONING SYSTEM 
: System Description  .............................................

162

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Air Flow Control  ..................................................

163

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Air Inlet Control  ...................................................

163

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Compressor Control ............................................

163

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Door Control ........................................................

164

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Circuit Diagram  ...................................................

166

REAR MANUAL AIR CONDITIONING SYSTEM ....

166

REAR MANUAL AIR CONDITIONING SYSTEM : 
System Description  ...............................................

167

REAR MANUAL AIR CONDITIONING SYSTEM : 
Air Flow Control  ....................................................

167

REAR MANUAL AIR CONDITIONING SYSTEM : 
Door Control ..........................................................

168

REAR MANUAL AIR CONDITIONING SYSTEM : 
Circuit Diagram  .....................................................

169

OPERATION .....................................................

170

FRONT MANUAL AIR CONDITIONING SYSTEM ..

170

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Switch Name and Function  .................................

170

REAR MANUAL AIR CONDITIONING SYSTEM ....

171

REAR MANUAL AIR CONDITIONING SYSTEM : 
Switch Name and Function  ...................................

171

DIAGNOSIS SYSTEM (A/C AMP.) ...................

174

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

174

On Board Diagnosis Function  ...............................

174

DIAGNOSIS SYSTEM (BCM) ...........................

175

COMMON ITEM .......................................................

175

COMMON ITEM : CONSULT Function (BCM - 
COMMON ITEM)  ..................................................

175

AIR CONDITIONER .................................................

176

AIR CONDITIONER : CONSULT Function (BCM - 
AIR CONDITIONER) (Manual A/C)  ......................

177

ECU DIAGNOSIS INFORMATION ............

178

A/C AMP.  ..........................................................

178

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

178

BCM, ECM, IPDM E/R  ......................................

181

List of ECU Reference  ..........................................

181

WIRING DIAGRAM  ...................................

182

HAC-5

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

MANUAL AIR CONDITIONING SYSTEM  ........

182

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

182

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

191

DIAGNOSIS AND REPAIR WORK FLOW  ......

191

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

191

OPERATION INSPECTION ..............................

194

FRONT MANUAL AIR CONDITIONING SYSTEM ..

194

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Work Procedure  ..................................................

194

REAR MANUAL AIR CONDITIONING SYSTEM  ....

195

REAR MANUAL AIR CONDITIONING SYSTEM : 
Work Procedure  ....................................................

195

DTC/CIRCUIT DIAGNOSIS  .......................

199

POWER SUPPLY AND GROUND CIRCUIT ....

199

A/C AMP.  .................................................................

199

A/C AMP. : Diagnosis Procedure  ..........................

199

REAR A/C CONTROL  .............................................

200

REAR A/C CONTROL : Diagnosis Procedure  ......

200

REAR A/C CONTROL COMMUNICATION 
SIGNAL ............................................................

201

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

201

INTAKE SENSOR  ............................................

203

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

203

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

204

FRONT AIR MIX DOOR MOTOR  .....................

205

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

205

FRONT MODE DOOR MOTOR ........................

207

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

207

INTAKE DOOR MOTOR  ..................................

209

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

209

REAR AIR MIX DOOR MOTOR  .......................

211

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

211

REAR MODE DOOR MOTOR  ..........................

213

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

213

DOOR MOTOR  .................................................

215

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

215

A/C ON SIGNAL ...............................................

218

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

218

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

218

BLOWER FAN ON SIGNAL .............................

220

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

220

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

220

FRONT BLOWER MOTOR  ..............................

222

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

222

Component Inspection (Front Blower Motor) .........

223

Component Inspection (Front Blower Relay) .........

224

REAR BLOWER MOTOR  ...............................

225

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

225

Component Inspection (Rear Blower Motor)  .........

226

Component Inspection (Rear Blower Relay)  .........

227

MAGNET CLUTCH  .........................................

228

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

228

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

228

SYMPTOM DIAGNOSIS  ............................

229

FRONT MANUAL AIR CONDITIONING SYS-
TEM .................................................................

229

Symptom Table  .....................................................

229

REAR MANUAL AIR CONDITIONING SYS-
TEM .................................................................

231

Symptom Table  .....................................................

231

INSUFFICIENT COOLING  ..............................

232

FRONT MANUAL AIR CONDITIONING SYSTEM ..

232

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Description ...........................................................

232

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Diagnosis Procedure  ...........................................

232

REAR MANUAL AIR CONDITIONING SYSTEM  ....

232

REAR MANUAL AIR CONDITIONING SYSTEM : 
Description .............................................................

232

REAR MANUAL AIR CONDITIONING SYSTEM : 
Diagnosis Procedure  .............................................

232

INSUFFICIENT HEATING ...............................

234

FRONT MANUAL AIR CONDITIONING SYSTEM ..

234

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Description ...........................................................

234

FRONT MANUAL AIR CONDITIONING SYSTEM 
: Diagnosis Procedure  ...........................................

234

REAR MANUAL AIR CONDITIONING SYSTEM  ....

234

REAR MANUAL AIR CONDITIONING SYSTEM : 
Description .............................................................

234

REAR MANUAL AIR CONDITIONING SYSTEM : 
Diagnosis Procedure  .............................................

234

COMPRESSOR DOES NOT OPERATE .........

236

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

236

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

236

REMOVAL AND INSTALLATION  .............

238

FRONT A/C CONTROL  ..................................

238

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

238

REAR A/C CONTROL .....................................

239

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

239

INTAKE SENSOR  ...........................................

240

 

 

 

 

 

 

 

Content   ..  716  717  718  719   ..