Nissan Pathfinder. Manual - part 405

DLN-62

< DTC/CIRCUIT DIAGNOSIS >

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POWER SUPPLY AND GROUND CIRCUIT

2. Check the 10A fuse (#62)

3. Check the harness for open or short between 4WD control unit harness connector No.9 terminal and 10A

fuse (#62).

Is the inspection result normal?

YES

>> Perform the trouble diagnosis for power supply circuit. Refer to 

PG-11, "Wiring Diagram - BAT-

TERY POWER SUPPLY -"

.

NO

>> Repair or replace error-detected parts.

7.

CHECK 4WD CONTROL UNIT GROUND

1. Turn the ignition switch OFF.

2. Check the continuity between 4WD control unit harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair or replace error-detected parts.

4WD control unit

—

Continuity

Connector

Terminal

B67

10

Ground

Existed

11

4WD WARNING ICON/DISPLAY

DLN-63

< DTC/CIRCUIT DIAGNOSIS >

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4WD WARNING ICON/DISPLAY

Diagnosis Procedure

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1.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Perform the trouble diagnosis for power supply and ground circuit. Refer to 

DLN-60, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the error-detected parts.

2.

PERFORM SELF-DIAGNOSIS (4WD CONTROL UNIT)

 With CONSULT

Perform self-diagnosis for “ALL MODE AWD/4WD”.
Is any detected?

YES

>> Check the DTC. Refer to 

DLN-23, "DTC Index"

.

NO

>> GO TO 3.

3.

PERFORM SELF-DIAGNOSIS (COMBINATION METER)

 With CONSULT

Perform self-diagnosis for “METER/M&A”.
Is any detected?

YES

>> Check the DTC. Refer to 

MWI-29, "DTC Index"

.

NO

>> Perform the trouble diagnosis for combination meter power supply circuit. Refer to 

MWI-59,

"COMBINATION METER : Diagnosis Procedure"

.

DLN-64

< SYMPTOM DIAGNOSIS >

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4WD ERROR IS DISPLAYED ON INFORMATION DISPLAY

SYMPTOM DIAGNOSIS

4WD ERROR IS DISPLAYED ON INFORMATION DISPLAY

Description

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4WD warning indicator is displayed on information display after the engine started.

Diagnosis Procedure

INFOID:0000000009177758

1.

PERFORM SELF-DIAGNOSIS

 With CONSULT

Perform self-diagnosis for “ALL MODE AWD/4WD”.
Is any DTC detected?

YES

>> Check the DTC. Refer to 

DLN-23, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK 4WD WARNING ICON/DISPLAY

Perform the trouble diagnosis of the 4WD warning icon/display. Refer to 

DLN-63, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> Check each harness connector pin terminal for malfunction or disconnection.

NO

>> Repair or replace the error-detected parts.

HEAVY TIGHT-CORNER BRAKING SYMPTOM OCCURS

DLN-65

< SYMPTOM DIAGNOSIS >

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HEAVY TIGHT-CORNER BRAKING SYMPTOM OCCURS

Description

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Heavy tight-corner braking symptom occurs when the vehicle is driven and the steering wheel is turned fully to

either side after the engine is started.

NOTE:

Light tight-corner braking symptom may occur depending on driving conditions. This is not malfunction.

Diagnosis Procedure

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1.

PERFORM ECM SELF-DIAGNOSIS

With CONSULT

Perform self-diagnosis for “ENGINE”.
Is any DTC detected?

YES

>> Check the DTC. Refer to 

EC-91, "DTC Index"

.

NO

>> GO TO 2.

2.

PERFORM SELF-DIAGNOSIS

With CONSULT

Perform self-diagnosis for “ALL MODE AWD/4WD”.
Is DTC “U1000” detected?

YES

>> Proceed to 

LAN-20, "Trouble Diagnosis Flow Chart"

.

NO

>> GO TO 3.

3.

CHECK 4WD SOLENOID

Perform the trouble diagnosis of the 4WD solenoid. Refer to 

DLN-47, "Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the error-detected parts.

4.

CHECK ELECTRIC CONTROLLED COUPLING

1. Turn the ignition switch OFF.

2. Set the transaxle to neutral. Release the parking brake.

3. Lift up the vehicle.

4. Rotate the propeller shaft by hand.

5. Hold rear wheel of right and left lightly.
Does rear wheel rotate?

YES

>> Replace electric controlled coupling for mechanical malfunction (clutch sticking etc.). Refer to

DLN-121, "Removal and Installation"

.

NO

>> Check each harness connector pin terminal for disconnection.