Infiniti QX56 (Z62). Manual — part 378
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< WIRING DIAGRAM >
REAR WINDOW DEFOGGER SYSTEM
JCLWM5506GB
REAR WINDOW DEFOGGER SYSTEM
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< WIRING DIAGRAM >
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JCLWM5507GB
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< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORK FLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
INFOID:0000000006299433
DETAILED FLOW
1.
OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred) as much as possible when the customer brings the vehicle in.
>> GO TO 2.
2.
CHECK FOR DTC
Perform self diagnosis with CONSULT-III
Is any DTC detected?
YES-1 >> BCM: Refer to
.
YES-2 >> IPDM E/R: Refer to
.
NO
>> GO TO 3.
3.
REPRODUCE THE MALFUNCTION INFORMATION
Check the malfunction on the vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.
>> GO TO 4.
4.
IDENTIFY THE MALFUNCTIONING SYSTEM WITH “SYMPTOM DIAGNOSIS”
Use “Symptom diagnosis” from the symptom inspection result in step 3. Then identify where to start perform-
ing the diagnosis based on possible causes and symptoms.
>> GO TO 5.
5.
IDENTIFY MALFUNCTIONING PARTS WITH “COMPONENT DIAGNOSIS”
Perform the diagnosis with “Component diagnosis” of the applicable system.
>> GO TO 6.
6.
REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace the specified malfunctioning parts.
>> GO TO 7.
7.
FINAL CHECK
Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 3.
Are all malfunctions corrected?
YES
>> INSPECTION END
NO
>> GO TO 4.
REAR WINDOW DEFOGGER SWITCH
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< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
REAR WINDOW DEFOGGER SWITCH
Component Function Check
INFOID:0000000006299434
1.
CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Check that the indicator lamp of rear window defogger illuminates when rear window defogger switch ON.
Is the inspection result normal?
YES
>> Rear window defogger switch function is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000006299435
1.
CHECK MULTIFUNCTION SWITCH (REAR WINDOW DEFOGGER SWITCH)
Does multifunction switch operate normally?
Refer to
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace multifunction switch (rear window defogger switch).
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