Infiniti EX35. Manual - part 1081

MWI-2

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

MWI

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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

MWI-5

< 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.