Nissan Frontier. Instruction — part 350
DLN-302
< WIRING DIAGRAM >
[REAR FINAL DRIVE: M226 (ELD) ]
REAR FINAL DRIVE
ABDIA0463GB
DIFF LOCK INDICATOR LAMP INOPERATIVE
DLN-303
< SYMPTOM DIAGNOSIS >
[REAR FINAL DRIVE: M226 (ELD) ]
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SYMPTOM DIAGNOSIS
DIFF LOCK INDICATOR LAMP INOPERATIVE
Inspection Procedure
INFOID:0000000009479861
SYMPTOM:
DIFF LOCK indicator lamp does not turn ON for approx. 1 second when turning ignition switch to
“ON”.
DIAGNOSTIC PROCEDURE
1.
PERFORM DIFFERENTIAL LOCK CONTROL UNIT SELF DIAGNOSIS
Perform self-diagnosis. Refer to
DLN-273, "DIFFERENTIAL LOCK CONTROL UNIT : CONSULT Function
.
Were any DTC’s displayed?
YES
>> Refer to
NO
>> GO TO 2.
2.
CHECK DIFFERENTIAL LOCK CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT
Check the differential lock control unit for proper power and ground. Refer to
DLN-276, "Diagnosis Procedure"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK DIFF LOCK INDICATOR LAMP POWER SUPPLY
Check power supply to the combination meter (DIFF LOCK indicator lamp). Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connectors.
4.
CHECK DIFF LOCK INDICATOR LAMP CONTROL
Check the DIFF LOCK indicator lamp control circuit. Refer to
DLN-294, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> Replace the differential lock control unit. Refer to
DLN-311, "Removal and Installation"
.
NO
>> Repair malfunctioning component.
DLN-304
< SYMPTOM DIAGNOSIS >
[REAR FINAL DRIVE: M226 (ELD) ]
DIFF LOCK INDICATOR LAMP DOES NOT TURN ON WITH DIFFERENTIAL
LOCK SWITCHED ON
DIFF LOCK INDICATOR LAMP DOES NOT TURN ON WITH DIFFEREN-
TIAL LOCK SWITCHED ON
Inspection Procedure
INFOID:0000000009479862
SYMPTOM:
DIFF LOCK indicator lamp does not turn ON when turning differential lock mode switch to “ON” after
engine start.
DIAGNOSTIC PROCEDURE
1.
CHECK DIFF LOCK INDICATOR LAMP
Confirm the DIFF LOCK indicator lamp proves out when ignition switch is turned ON.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Refer to
DLN-303, "Inspection Procedure"
2.
CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to
DLN-273, "DIFFERENTIAL LOCK CONTROL UNIT : CONSULT Function
.
Is any DTC detected by self-diagnosis?
YES
>> Check the malfunctioning system. Refer to
.
NO
>> GO TO 3.
3.
CHECK DIFFERENTIAL LOCK MODE SWITCH OPERATION
Check differential lock mode switch. Refer to
DLN-283, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair component, harness or connector.
4.
CHECK DIFFERENTIAL LOCK CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT
Check differential lock control unit power supply and ground circuit. Refer to
DLN-276, "Diagnosis Procedure"
.
Is the inspection result normal?
YES
>> Replace the differential lock control unit. Refer to
DLN-311, "Removal and Installation"
.
NO
>> Repair harness or connector.
DIFF LOCK INDICATOR LAMP FLASHES WHILE DRIVING
DLN-305
< SYMPTOM DIAGNOSIS >
[REAR FINAL DRIVE: M226 (ELD) ]
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DIFF LOCK INDICATOR LAMP FLASHES WHILE DRIVING
Description
INFOID:0000000009479863
The DIFF LOCK indicator lamp will flash once every 2 seconds when the differential lock system is in standby
condition. Standby condition is the time between when the differential lock mode switch is turned ON and
when the differential lock control unit see’s all conditions are met to engage the differential lock. The DIFF
LOCK indicator lamp should be OFF if there has been a malfunction detected. For more information regarding
the differential lock system operation, refer to the Owner’s Instruction.
Inspection Procedure
INFOID:0000000009479864
SYMPTOM:
DIFF LOCK indicator lamp sometimes flashes while driving.
DIAGNOSTIC PROCEDURE
1.
CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to
DLN-273, "DIFFERENTIAL LOCK CONTROL UNIT : CONSULT Function
.
Is any malfunction detected by self-diagnosis?
YES
>> Check the malfunctioning system. Refer to
.
NO
>> GO TO 2.
2.
CHECK DIFFERENTIAL LOCK MODE SWITCH
Perform trouble diagnosis for differential lock mode switch. Refer to
DLN-281, "Diagnosis Procedure"
.
Is the inspection result normal?
YES
>> Condition is intermittent. Refer to
GI-42, "Intermittent Incident"
.
NO
>> Repair or replace malfunctioning component.
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