Nissan Quest E52. Instruction — part 914
MWI
COMPASS
MWI-61
< WIRING DIAGRAM >
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JRNWC6716GB
MWI-62
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORKFLOW (METER SYSTEM)
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW (METER SYSTEM)
Work flow
INFOID:0000000009651491
OVERALL SEQUENCE
• Reference 1···
MWI-34, "On Board Diagnosis Function"
• Reference 2···
.
• Reference 3···
.
• Reference 4···
MWI-73, "Component Inspection"
• Reference 5···
MWI-72, "COMBINATION METER : Diagnosis Procedure"
.
DETAILED FLOW
1.
OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.
>> GO TO 2.
JSNIA4491GB
MWI
DIAGNOSIS AND REPAIR WORKFLOW (METER SYSTEM)
MWI-63
< BASIC INSPECTION >
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2.
CHECK SYMPTOM
• Check the symptom based on the information obtained from the customer.
• Check that any other malfunctions are present.
>> GO TO 3.
3.
CHECK ON BOARD DIAGNOSIS OPERATION
Check that the on board diagnosis function operates. Refer to
MWI-34, "On Board Diagnosis Function"
.
Does the on board diagnosis function operate normally?
YES
>> GO TO 4.
NO
>> GO TO 6.
4.
CHECK CONSULT SELF-DIAGNOSIS RESULTS
1.
Connect CONSULT and perform self-diagnosis. Refer to
2.
When DTC is detected, follow the instructions below:
-
Record DTC and Freeze Frame Data.
Are self-diagnosis results normal?
YES
>> GO TO 5.
NO
>> GO TO 10.
5.
NARROW DOWN THE MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS
Perform symptom diagnosis and narrow down the malfunctioning parts.
>> GO TO 10.
6.
CHECK METER CONTROL SWITCH SIGNAL CIRCUIT
Check meter control switch signal circuit. Refer to
Is inspection result OK?
YES
>> GO TO 7.
NO
>> GO TO 10.
7.
CHECK METER CONTROL SWITCH
Check meter control switch. Refer to
MWI-73, "Component Inspection"
Is inspection result OK?
YES
>> GO TO 8.
NO
>> GO TO 10.
8.
CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUITS
Check combination meter power supply and ground circuits. Refer to
.
Is inspection result OK?
YES
>> GO TO 9.
NO
>> GO TO 10.
9.
REPLACE COMBINATION METER
Replace combination meter.
>> GO TO 11.
10.
REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace the malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repair or replace malfunctioning parts.
>> GO TO 11.
MWI-64
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORKFLOW (METER SYSTEM)
11.
FINAL CHECK
Check that the combination meter operates normally.
Do they operate normally?
YES
>> INSPECTION END
NO
>> GO TO 1.
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