Infiniti EX35. Manual — part 1081

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COMPASS . . . . . . . . . . . . . . .

34

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

34

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

36

Special Repair Requirement . . . . . . . . ...

36

CLOCK . . . . . . . . . . . . . . . ...

37

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

37

DIAGNOSIS SYSTEM (METER) . . . . . ...

38

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

38

DIAGNOSIS SYSTEM (UNIFIED METER AND
A/C AMP.) . . . . . . . . . . . . . . ..

40

CONSULT-III Function (METER/M&A) . . . . ...

40

COMPONENT DIAGNOSIS . . . . . .

44

U1000 CAN COMM CIRCUIT . . . . . . .

44

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

44

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

44

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

44

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

45

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

45

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

45

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

45

B2201 COMMUNICATION ERROR 1 . . . ...

46

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

46

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

46

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

46

B2202 COMMUNICATION ERROR 2 . . . ...

48

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

48

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

48

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

48

B2205 VEHICLE SPEED . . . . . . . . ...

50

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

50

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

50

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

50

B2267 ENGINE SPEED . . . . . . . . . .

51

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

51

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

51

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

51

B2268 WATER TEMP . . . . . . . . . .

52

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

52

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

52

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

52

POWER SUPPLY AND GROUND CIRCUIT . .

53

COMBINATION METER . . . . . . . . . . ...

53

COMBINATION METER : Diagnosis Procedure ....

53

UNIFIED METER AND A/C AMP. . . . . . . . .

53

UNIFIED METER AND A/C AMP. : Diagnosis Pro-
cedure . . . . . . . . . . . . . . . . . .

53

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

54

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

54

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

55

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

55

FUEL LEVEL SENSOR SIGNAL CIRCUIT . ...

57

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

57

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

57

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

57

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

58

METER CONTROL SWITCH SIGNAL CIR-
CUIT . . . . . . . . . . . . . . . . ...

60

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

60

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

60

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

61

TRIP A/B RESET SWITCH SIGNAL CIRCUIT ...

62

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

62

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

62

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

62

OIL PRESSURE SWITCH SIGNAL CIRCUIT ...

64

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

64

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

64

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

64

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

64

PARKING BRAKE SWITCH SIGNAL CIR-
CUIT . . . . . . . . . . . . . . . . ...

65

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

65

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

65

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

65

WASHER LEVEL SWITCH SIGNAL CIRCUIT ...

67

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

67

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

67

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

67

COMPASS . . . . . . . . . . . . . . .

68

Wiring Diagram - COMPASS - . . . . . . . .

68

CLOCK . . . . . . . . . . . . . . . ..

70

Wiring Diagram - CLOCK - . . . . . . . . . .

70

ECU DIAGNOSIS . . . . . . . . . ...

72

COMBINATION METER . . . . . . . . .

72

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

72

Wiring Diagram - METER - . . . . . . . . . .

75

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

83

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

84

UNIFIED METER AND A/C AMP. . . . . . .

85

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

85

Wiring Diagram - METER - . . . . . . . . . .

92

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

100

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

101

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BCM (BODY CONTROL MODULE) . . . . .

102

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

102

Wiring Diagram - BCM - . . . . . . . . . .

126

Fail-safe . . . . . . . . . . . . . . . .

132

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

134

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

136

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

138

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

138

Wiring Diagram - IPDM E/R - . . . . . . . .

145

Fail-safe . . . . . . . . . . . . . . . .

148

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

150

SYMPTOM DIAGNOSIS . . . . . . .

151

THE FUEL GAUGE POINTER DOES NOT
MOVE . . . . . . . . . . . . . . . ...

151

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

151

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

151

THE METER CONTROL SWITCH IS INOPER-
ATIVE . . . . . . . . . . . . . . . ...

152

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

152

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

152

THE TRIP A/B RESET SWITCH IS INOPERA-
TIVE . . . . . . . . . . . . . . . . ..

153

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

153

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

153

THE OIL PRESSURE WARNING LAMP
DOES NOT TURN ON . . . . . . . . . ..

154

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

154

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

154

THE OIL PRESSURE WARNING LAMP
DOES NOT TURN OFF . . . . . . . . .

155

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

155

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

155

THE PARKING BRAKE RELEASE WARNING
CONTINUES DISPLAYING, OR DOES NOT
DISPLAY . . . . . . . . . . . . . . ..

156

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

156

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

156

THE LOW WASHER FLUID WARNING CON-
TINUES DISPLAYING, or DOES NOT DIS-
PLAY . . . . . . . . . . . . . . . .

157

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

157

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

157

THE DOOR OPEN WARNING CONTINUES
DISPLAYING, OR DOES NOT DISPLAY . ...

158

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

158

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

158

THE AMBIENT TEMPERATURE DISPLAY IS
INCORRECT . . . . . . . . . . . . ...

159

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

159

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

159

NORMAL OPERATING CONDITION . . . .

160

COMPASS . . . . . . . . . . . . . . . ...

160

COMPASS : Description . . . . . . . . . .

160

INFORMATION DISPLAY . . . . . . . . . .

160

INFORMATION DISPLAY : Description . . . .

160

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

161

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

161

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

161

ON-VEHICLE REPAIR . . . . . . . ...

162

COMBINATION METER . . . . . . . . .

162

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

162

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

162

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

162

UNIFIED METER AND A/C AMP. . . . . ...

163

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

163

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

163

METER CONTROL SWITCH . . . . . . ..

164

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

164

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

164

TRIP A/B RESET SWITCH . . . . . . . .

165

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

165

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

165

COMPASS . . . . . . . . . . . . . ...

166

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

166

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

166

CLOCK . . . . . . . . . . . . . . .

167

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

167

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

167

MWI-4

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work flow

INFOID:0000000003140136

OVERALL SEQUENCE

• Reference 1···

MWI-38, "Diagnosis Description"

.

• Reference 2···

MWI-101, "DTC Index"

.

• Reference 3···

MWI-53, "COMBINATION METER : Diagnosis Procedure"

.

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.

>> GO TO 2.

2.

CHECK SYMPTOM

JSNIA0542GB

MWI

DIAGNOSIS AND REPAIR WORKFLOW

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< BASIC INSPECTION >

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• Check the symptom based on the information obtained from the customer.
• Check that any other malfunctions are present.

>> GO TO 3.

3.

CHECK ON BOARD DIAGNOSIS OPERATION

Check that the on board diagnosis function operates. Refer to

MWI-38, "Diagnosis Description"

.

Does the on board diagnosis function operate normally?

YES

>> GO TO 4.

NO

>> GO TO 6.

4.

CHECK CONSULT-III SELF-DIAGNOSIS RESULTS

Connect CONSULT-III and perform self-diagnosis. Refer to

MWI-40, "CONSULT-III Function (METER/M&A)"

.

Are self-diagnosis results normal?

YES

>> GO TO 5.

NO

>> GO TO 8.

5.

NARROW DOWN THE MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS

Perform symptom diagnosis and narrow down the malfunctioning parts.

>> GO TO 7.

6.

CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUITS

Inspect combination meter power supply and ground circuits. Refer to

MWI-53, "COMBINATION METER :

Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 8.

7.

REPLACE COMBINATION METER

Replace combination meter.

>> GO TO 9.

8.

REPAIR OR REPLACE MALFUNCTIONING PARTS

Repair or replace the malfunctioning parts.
NOTICE:
If DTC is displayed, erase DTC after repair or replace malfunctioning parts.

>> GO TO 9.

9.

FINAL CHECK

Check that the combination meter operates normally.

Do they operate normally?

YES

>> INSPECTION END

NO

>> GO TO 1.