Nissan Titan A60. Instruction — part 283
4WD WARNING LAMP DOES NOT TURN ON
DLN-71
< SYMPTOM DIAGNOSIS >
[TRANSFER: TX15B]
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4WD WARNING LAMP DOES NOT TURN ON
Description
INFOID:0000000006179479
4WD warning lamp does not turn ON when turning ignition switch to ON.
Diagnosis Procedure
INFOID:0000000006179480
Regarding Wiring Diagram information, refer to
.
1.
CHECK TRANSFER CONTROL UNIT POWER SUPPLY AND GROUND
Check transfer control unit power supply and ground circuits. Refer to
.
OK or NG
OK
>> GO TO 2.
NG
>> Repair as necessary.
2.
CHECK COMBINATION METER POWER SUPPLY AND GROUND
Check combination meter power supply and ground circuits. Refer to
.
OK or NG
OK
>> GO TO 3.
NG
>> Repair as necessary.
3.
CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND COMBINATION METER
1. Turn ignition switch OFF. (Stay for at least 5 seconds.)
2. Check continuity between transfer control unit harness connec-
tor E143 terminal 38 and combination meter harness connector
M24 terminal 34.
Also check harness for short to ground and short to power.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace damaged parts.
4.
CHECK COMBINATION METER
1. Turn ignition switch OFF. (Stay for at least 5 seconds.)
2. Check the combination meter. Refer to
MWI-28, "CONSULT-III Function (METER/M&A)"
.
OK or NG
OK
>> GO TO 5.
NG
>> Replace the combination meter. Refer to
MWI-93, "Removal and Installation"
.
5.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 6.
6.
CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to
OK or NG
OK
>> Inspection End.
Continuity should exist.
PDIA0230E
DLN-72
< SYMPTOM DIAGNOSIS >
[TRANSFER: TX15B]
4WD WARNING LAMP DOES NOT TURN ON
NG
>> Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.
4WD SHIFT INDICATOR LAMP AND 4LO INDICATOR LAMP DO NOT TURN ON
DLN-73
< SYMPTOM DIAGNOSIS >
[TRANSFER: TX15B]
C
E
F
G
H
I
J
K
L
M
A
B
DLN
N
O
P
4WD SHIFT INDICATOR LAMP AND 4LO INDICATOR LAMP DO NOT
TURN ON
Description
INFOID:0000000006179481
4WD shift indicator lamp and 4LO indicator lamp do not turn ON for approx. 1 second when turning ignition
switch to ON.
Diagnosis Procedure
INFOID:0000000006179482
Regarding Wiring Diagram information, refer to
.
1.
CHECK TRANSFER CONTROL UNIT POWER SUPPLY AND GROUND
Check transfer control unit power supply and ground circuits. Refer to
.
OK or NG
OK
>> GO TO 2.
NG
>> Repair as necessary.
2.
CHECK COMBINATION METER POWER SUPPLY AND GROUND
Check combination meter power supply and ground circuits. Refer to
.
OK or NG
OK
>> GO TO 3.
NG
>> Repair as necessary.
3.
CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND COMBINATION METER
1. Turn ignition switch OFF. (Stay for at least 5 seconds.)
2. Check continuity between the following terminals.
-
Transfer control unit harness connector E143 terminal 35 and
combination meter harness connector M24 terminal 32.
-
Transfer control unit harness connector E143 terminal 36 and
combination meter harness connector M24 terminal 31.
-
Transfer control unit harness connector E143 terminal 37 and
combination meter harness connector M24 terminal 33.
Also check harness for short to ground and short to power.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace damaged parts.
4.
CHECK COMBINATION METER
1. Turn ignition switch OFF. (Stay for at least 5 seconds.)
2. Check the combination meter. Refer to
MWI-28, "CONSULT-III Function (METER/M&A)"
.
OK or NG
OK
>> GO TO 5.
NG
>> Replace the combination meter. Refer to
MWI-93, "Removal and Installation"
.
5.
SYMPTOM CHECK
Check again.
OK or NG
OK
>> Inspection End.
NG
>> GO TO 6.
6.
CHECK TRANSFER CONTROL UNIT
Continuity should exist.
PDIA0229E
DLN-74
< SYMPTOM DIAGNOSIS >
[TRANSFER: TX15B]
4WD SHIFT INDICATOR LAMP AND 4LO INDICATOR LAMP DO NOT TURN ON
Check transfer control unit input/output signal. Refer to
OK or NG
OK
>> Inspection End.
NG
>> Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.
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