Nissan Xterra. Instruction — part 378

EM-140

< SERVICE DATA AND SPECIFICATIONS (SDS)

[VQ40DE]

SERVICE DATA AND SPECIFICATIONS (SDS)

Unit: mm (in)

*: Actual clearance

Items

Standard

Limit

Connecting rod bearing oil clearance

0.034 - 0.059 (0.0013 - 0.0023)*

0.070 (0.0028)

EXL-1

DRIVER CONTROLS

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SECTION

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CONTENTS

EXTERIOR LIGHTING SYSTEM

BASIC INSPECTION . . . . . . . . .

4

DIAGNOSIS AND REPAIR WORKFLOW . . ..

4

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

4

SYSTEM DESCRIPTION . . . . . . . ..

7

HEADLAMP . . . . . . . . . . . . . . .

7

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

7

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

7

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

7

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

8

DAYTIME RUNNING LIGHT SYSTEM . . . ...

9

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

9

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

9

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

10

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

10

AUTO LIGHT SYSTEM . . . . . . . . . ..

12

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

12

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

12

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

13

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

13

OFF-ROAD LAMPS . . . . . . . . . . ...

14

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

14

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

14

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

14

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

15

FRONT FOG LAMP . . . . . . . . . . .

16

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

16

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

16

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

16

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

16

TURN SIGNAL AND HAZARD WARNING
LAMPS . . . . . . . . . . . . . . . ...

18

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

18

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

18

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

18

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

19

PARKING, LICENSE PLATE AND TAIL
LAMPS . . . . . . . . . . . . . . . ..

20

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

20

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

20

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

20

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

21

TRAILER TOW . . . . . . . . . . . . ..

22

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

22

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

22

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

23

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

23

COMBINATION SWITCH READING SYSTEM

...

24

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

24

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

24

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

27

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

28

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

28

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

28

HEADLAMP . . . . . . . . . . . . . . . ...

28

HEADLAMP : CONSULT Function (BCM - HEAD
LAMP) . . . . . . . . . . . . . . . . . ..

29

FLASHER . . . . . . . . . . . . . . . . ...

30

FLASHER : CONSULT Function (BCM - FLASH-
ER) . . . . . . . . . . . . . . . . . . ..

30

COMB SW . . . . . . . . . . . . . . . . ..

30

COMB SW : CONSULT Function (BCM - COMB
SW) . . . . . . . . . . . . . . . . . . ..

30

DIAGNOSIS SYSTEM (IPDM E/R) . . . . ...

32

Diagnosis Description . . . . . . . . . . . ..

32

CONSULT Function (IPDM E/R) . . . . . . . .

34

EXL-2

DTC/CIRCUIT DIAGNOSIS . . . . . . .

36

POWER SUPPLY AND GROUND CIRCUIT . .

36

BCM (BODY CONTROL MODULE) . . . . . . .

36

BCM (BODY CONTROL MODULE) : Diagnosis
Procedure . . . . . . . . . . . . . . . ...

36

IPDM E/R (INTELLIGENT POWER DISTRIBU-
TION MODULE ENGINE ROOM) . . . . . . . .

37

IPDM E/R (INTELLIGENT POWER DISTRIBU-
TION MODULE ENGINE ROOM) : Diagnosis Pro-
cedure . . . . . . . . . . . . . . . . . .

37

HEADLAMP (HI) CIRCUIT . . . . . . . .

39

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

39

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

39

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

39

HEADLAMP (LO) CIRCUIT . . . . . . . ...

42

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

42

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

42

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

42

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

45

DAYTIME LIGHT RELAY CIRCUIT . . . . ...

46

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

46

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

46

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

47

OFF-ROAD LAMPS SWITCH CIRCUIT . . .

48

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

48

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

48

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

48

OFF-ROAD LAMP COVER SENSOR CIR-
CUIT . . . . . . . . . . . . . . . . ...

50

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

50

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

50

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

50

OFF-ROAD LAMPS CIRCUIT . . . . . . ...

53

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

53

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

53

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

53

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

55

FRONT FOG LAMP CIRCUIT . . . . . . ...

56

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

56

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

56

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

56

PARKING LAMP CIRCUIT . . . . . . . .

58

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

58

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

58

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

58

TURN SIGNAL LAMP CIRCUIT . . . . . .

61

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

61

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

61

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

61

OPTICAL SENSOR . . . . . . . . . . ...

64

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

64

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

64

ECU DIAGNOSIS INFORMATION . . . .

65

BCM (BODY CONTROL MODULE) . . . . ..

65

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

65

Terminal Layout . . . . . . . . . . . . . ..

68

Physical Values . . . . . . . . . . . . . ...

68

Fail Safe . . . . . . . . . . . . . . . . .

73

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

73

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

74

IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) . . . . .

76

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

76

Terminal Layout . . . . . . . . . . . . . ..

77

Physical Values . . . . . . . . . . . . . ...

77

Fail Safe . . . . . . . . . . . . . . . . .

81

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

82

WIRING DIAGRAM . . . . . . . . .

83

HEADLAMP . . . . . . . . . . . . . ...

83

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

83

DAYTIME LIGHT SYSTEM . . . . . . . ...

87

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

87

AUTO LIGHT SYSTEM . . . . . . . . . .

95

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

95

FRONT FOG LAMP SYSTEM . . . . . . ..

102

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

102

OFF-ROAD LAMPS . . . . . . . . . . ..

106

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

106

TURN SIGNAL AND HAZARD WARNING
LAMP SYSTEM . . . . . . . . . . . .

111

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

111

PARKING, LICENSE PLATE AND TAIL
LAMPS SYSTEM . . . . . . . . . . . ..

117

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

117

STOP LAMP . . . . . . . . . . . . . .

124

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

124

BACK-UP LAMP . . . . . . . . . . . ..

129

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

129

TRAILER TOW . . . . . . . . . . . . .

134

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

134

SYMPTOM DIAGNOSIS . . . . . . ...

143

EXTERIOR LIGHTING SYSTEM SYMPTOMS ..

143

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

143

NORMAL OPERATING CONDITION . . . ...

146

EXL-3

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

146

BOTH SIDE HEADLAMPS DO NOT SWITCH
TO HIGH BEAM . . . . . . . . . . . ...

147

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

147

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

147

DAYTIME LIGHT SYSTEM INOPERATIVE . .

148

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

148

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

148

BOTH SIDE HEADLAMPS (LO) ARE NOT
TURNED ON . . . . . . . . . . . . . .

149

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

149

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

149

PARKING, LICENSE PLATE AND TAIL
LAMPS ARE NOT TURNED ON . . . . . ..

150

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

150

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

150

BOTH SIDE FRONT FOG LAMPS ARE NOT
TURNED ON . . . . . . . . . . . . . .

151

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

151

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

151

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

152

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

152

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

152

Precaution for Work . . . . . . . . . . . ..

152

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

153

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

153

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

153

PERIODIC MAINTENANCE . . . . . ...

154

ADJUSTMENT AND INSPECTION . . . . ..

154

HEADLAMP . . . . . . . . . . . . . . . .

154

HEADLAMP : Aiming Adjustment . . . . . . .

154

FRONT FOG LAMP . . . . . . . . . . . . .

155

FRONT FOG LAMP : Aiming Adjustment . . . ..

155

REMOVAL AND INSTALLATION . . . .

157

HEADLAMP . . . . . . . . . . . . .

157

Bulb Replacement . . . . . . . . . . . . .

157

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

157

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

158

FRONT FOG LAMP . . . . . . . . . .

160

Bulb Replacement . . . . . . . . . . . . .

160

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

160

LIGHTING & TURN SIGNAL SWITCH . . ...

161

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

161

HAZARD SWITCH . . . . . . . . . . ..

162

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

162

OPTICAL SENSOR . . . . . . . . . . .

163

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

163

HIGH-MOUNTED STOP LAMP . . . . . ..

164

High-Mounted Stop Lamp . . . . . . . . . ..

164

LICENSE PLATE LAMP . . . . . . . . .

165

Bulb Replacement . . . . . . . . . . . . .

165

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

165

REAR COMBINATION LAMP . . . . . . .

166

Bulb Replacement . . . . . . . . . . . . .

166

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

166

OFF-ROAD LAMPS . . . . . . . . . .

168

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

168

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

169

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

170

BULB SPECIFICATIONS . . . . . . . .

170

Bulb Specifications . . . . . . . . . . . .

170