Nissan Pathfinder. Manual — part 405
DLN-62
< DTC/CIRCUIT DIAGNOSIS >
[TRANSFER: TY21C]
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
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 >
[TRANSFER: TY21C]
C
E
F
G
H
I
J
K
L
M
A
B
DLN
N
O
P
4WD WARNING ICON/DISPLAY
Diagnosis Procedure
INFOID:0000000009177756
1.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Perform the trouble diagnosis for power supply and ground circuit. Refer to
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
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
.
NO
>> Perform the trouble diagnosis for combination meter power supply circuit. Refer to
"COMBINATION METER : Diagnosis Procedure"
.
DLN-64
< SYMPTOM DIAGNOSIS >
[TRANSFER: TY21C]
4WD ERROR IS DISPLAYED ON INFORMATION DISPLAY
SYMPTOM DIAGNOSIS
4WD ERROR IS DISPLAYED ON INFORMATION DISPLAY
Description
INFOID:0000000009177757
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
NO
>> GO TO 2.
2.
CHECK 4WD WARNING ICON/DISPLAY
Perform the trouble diagnosis of the 4WD warning icon/display. Refer to
.
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 >
[TRANSFER: TY21C]
C
E
F
G
H
I
J
K
L
M
A
B
DLN
N
O
P
HEAVY TIGHT-CORNER BRAKING SYMPTOM OCCURS
Description
INFOID:0000000009177759
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
INFOID:0000000009177760
1.
PERFORM ECM SELF-DIAGNOSIS
With CONSULT
Perform self-diagnosis for “ENGINE”.
Is any DTC detected?
YES
>> Check the DTC. Refer to
.
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
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.
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