2011 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2011 Factory Service Manual
SEC-42
< WIRING DIAGRAM >[WITH INTELLIGENT KEY SYSTEM]
SECURITY CONTROL SYSTEM
JCKWM4467GB
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
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SECURITY CONTROL SYSTEM
JCKWM4469GB
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
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INFINITI QX56 2011 Factory Service Manual
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SECURITY CONTROL SYSTEM
JCKWM4471GB
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
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INFINITI QX56 2011 Factory Service Manual
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< BASIC INSPECTION >[WITH INTELLIGENT KEY SYSTEM]
DIAGNOSIS AND REPAIR WORK FLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORK FLOW
Work FlowINFOID:0000000006226196
OVERALL SEQUENCE
DETAILED FLOW

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INFINITI QX56 2011 Factory Service Manual
DIAGNOSIS AND REPAIR WORK FLOWSEC-49
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1.GET INFORMATION ABOUT SYMPTOM
Get detailed information from the customer ab

DIAGNOSIS AND REPAIR WORK FLOWSEC-49
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1.GET INFORMATION ABOUT SYMPTOM
Get detailed information from the customer about t he symptom (the condition and the environment when the
incident/malfunction occurs).
>> GO TO 2.
2.CHECK DTC
1. Check DTC of “ENGINE”, “BCM” and “IPDM E/R” using CONSULT-III.
2. Perform the following procedure if DTC is detected.
- Record DTC and freeze frame data (Pri nt them out using CONSULT-III.)
- Erase DTC.
- Study the relationship between the cause detected by DTC and the symptom described by the customer.
3. Check related service bulletins for information.
Are any symptoms described and any DTC detected?
Symptom is described, DTC is detected>>GO TO 3.
Symptom is described, DTC is not detected>>GO TO 4.
Symptom is not described, DTC is detected>>GO TO 5.
3.CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT-III to the vehicle, and che ck self diagnostic results in real time.
Verify relation between the symptom and t he condition when the symptom is detected.
>> GO TO 5.
4.CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT-III to the vehicle, and che ck self diagnostic results in real time.
Verify relation between the symptom and t he condition when the symptom is detected.
>> GO TO 6.
5.PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC Confirmation Procedure for the detected DTC, and then check that DTC is detected again.
At this time, always connect CONSULT-III to the vehi cle, and check self diagnostic results in real time.
If two or more DTCs are detected, refer to BCS-56, "
DTCInspectionPriorityChart" (BCM) or PCS-22,
"DTCIndex" (IPDM E/R), and determine trouble diagnosis order.
Is DTC detected?
YES >> GO TO 7.
NO >> Refer to GI-40, "
Intermittent Incident".
6.DETECT MALFUNCTIONING SYST EM BY SYMPTOM DIAGNOSIS
Detect malfunctioning system according to SYMPTO M DIAGNOSIS based on the confirmed symptom in step
4, and determine the trouble diagnosis order based on possible causes and symptom.
>> GO TO 7.
7.DETECT MALFUNCTIONING PA RT BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
NOTE:
The Diagnostic Procedure is described bas ed on open and short circuit inspection.
Is malfunctioning part detected?
YES >> GO TO 8.
NO >> Check voltage of related BCM terminals or IPDM E/R terminals using CONSULT-III.
8.REPAIR OR REPLACE THE MALFUNCTIONING PART
1. Repair or replace the malfunctioning part.
Revision: 2010 May2011 QX56

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