Nissan Xterra. Manual — part 468
INL-4
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORKFLOW
DETAILED FLOW
1.
INTERVIEW FOR MALFUNCTION
Find out what the customer's concerns are.
>> GO TO 2
2.
SYMPTOM CHECK
Verify the symptom from the customer's information.
>> GO TO 3
3.
BASIC INSPECTION
Check the operation of each part. Check that any concerns occur other than those mentioned in the customer
interview.
>> GO TO 4
4.
SELF-DIAGNOSIS WITH CONSULT
Perform the self-diagnosis with CONSULT. Check that any DTC is detected.
Is any DTC detected?
YES
>> GO TO 5
NO
>> GO TO 6
5.
TROUBLE DIAGNOSIS BY DTC
Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part.
>> GO TO 9
6.
FAIL-SAFE ACTIVATION CHECK
Determine if the customer’s concern is related to fail-safe activation.
Does the fail-safe activate?
YES
>> GO TO 7
NO
>> GO TO 8
7.
SYSTEM DIAGNOSIS
Perform the system diagnosis for the system in which the fail-safe activates. Specify the malfunctioning part.
>> GO TO 9
8.
SYMPTOM DIAGNOSIS
Perform the symptom diagnosis. Specify the malfunctioning part.
>> GO TO 9
9.
MALFUNCTION PART REPAIR
Repair or replace the malfunctioning part.
>> GO TO 10
10.
REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT)
Perform the self-diagnosis with CONSULT. Verify that no DTCs are detected. Erase all DTCs detected prior to
the repair. Verify that DTC is not detected again.
Is any DTC detected?
YES
>> GO TO 5
DIAGNOSIS AND REPAIR WORKFLOW
INL-5
< BASIC INSPECTION >
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NO
>> GO TO 11
11.
REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Does it operate normally?
YES
>> Inspection End
NO
>> GO TO 3
INL-6
< SYSTEM DESCRIPTION >
INTERIOR ROOM LAMP CONTROL SYSTEM
SYSTEM DESCRIPTION
INTERIOR ROOM LAMP CONTROL SYSTEM
System Diagram
INFOID:0000000009483112
System Description
INFOID:0000000009483113
OUTLINE
• Front room/map lamp and room lamp 2nd row are controlled by the interior room lamp timer control function
of the BCM.
• Cargo lamp is controlled by the cargo lamp control function of the BCM.
The timer control functions of the BCM activate based on inputs from the remote keyless entry receiver, the
key cylinder lock/unlock switches, the door switches, the key switch and the power window and door lock/
unlock switches.
ROOM LAMP TIMER OPERATION
When the interior room lamp switch is in the DOOR position and when all conditions below are met, the BCM
begins timer control (maximum 30 seconds) for interior room lamp ON/OFF.
• When the front door LH is unlocked [with main power window and door lock/unlock switch, or front door lock
assembly LH (key cylinder switch)].
• When a door opens
→ closes.
Timer control is cancelled under the following conditions.
• When the front door LH is locked [with main power window and door lock/unlock switch, or front door lock
assembly LH (key cylinder switch)].
• A door is opened (door switch turns ON).
• The ignition switch is placed the ON position.
Interior lamp operational settings can be changed with the CONSULT.
INTERIOR LAMP BATTERY SAVER CONTROL
AWLIA2282GB
INTERIOR ROOM LAMP CONTROL SYSTEM
INL-7
< SYSTEM DESCRIPTION >
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If an interior lamp is left ON and does not turn OFF even when the doors are closed, the BCM turns off power
to the interior lamps automatically to save the battery 10 minutes after the ignition switch is turned OFF.
The BCM controls power and ground to all interior lamps.
After the battery saver system turns the lamps OFF, the lamps will illuminate again when
• a signal is received from a main power window and door lock/unlock switch, or when the front door lock
assembly LH (key cylinder switch) is locked or unlocked
• a door is opened or closed
The interior lamp battery saver control time period can be changed with the CONSULT.
Component Parts Location
INFOID:0000000009483114
1.
BCM M18, M19, M20 (view with lower
instrument panel LH removed)
2.
Key switch M27
3.
Steering column assembly
4.
Front door switch
LH B8
RH B108
5.
Rear door switch
LH B18
RH B116
6.
Back door key cylinder switch D505
7.
Back door switch D502
8.
Cargo lamp R11
9.
Room lamp 2nd row R12
10. Front room/map lamp assembly R9
11. Ignition keyhole illumination M150 (if
equipped)
AWLIA2283GB
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