Nissan Pathfinder (2008 year). Manual — part 138
DLK-5
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DOOR LOCK FUNCTION . . . . . . . .
DOOR LOCK AND UNLOCK SWITCH . . . . ...
DOOR LOCK AND UNLOCK SWITCH : System
Diagram . . . . . . . . . . . . . . . . .
DOOR LOCK AND UNLOCK SWITCH : System
Description . . . . . . . . . . . . . . .
DOOR LOCK AND UNLOCK SWITCH :
Component Parts Location . . . . . . . . ..
DOOR LOCK AND UNLOCK SWITCH :
Component Description . . . . . . . . . .
REMOTE KEYLESS ENTRY . . . . . . . . ...
REMOTE KEYLESS ENTRY : System Diagram ...
REMOTE KEYLESS ENTRY : System Descrip-
tion . . . . . . . . . . . . . . . . . .
REMOTE KEYLESS ENTRY :
Component Parts Location . . . . . . . . ..
REMOTE KEYLESS ENTRY :
Component Description . . . . . . . . . .
BACK DOOR OPENER FUNCTION . . . .
System Diagram . . . . . . . . . . . . .
System Description . . . . . . . . . . . ...
Component Parts Location . . . . . . . . ..
Component Description . . . . . . . . . .
HOMELINK UNIVERSAL TRANSCEIVER . ..
Component Description . . . . . . . . . . .
DIAGNOSIS SYSTEM (BCM) . . . . . . ..
COMMON ITEM . . . . . . . . . . . . . ...
COMMON ITEM : CONSULT-III Function (BCM -
COMMON ITEM) . . . . . . . . . . . . ...
DOOR LOCK . . . . . . . . . . . . . . ...
DOOR LOCK : CONSULT-III Function (BCM -
DOOR LOCK) . . . . . . . . . . . . . ...
REMOTE KEYLESS ENTRY . . . . . . . . ...
REMOTE KEYLESS ENTRY : CONSULT-III
Function (BCM - RKE) . . . . . . . . . . ..
COMPONENT DIAGNOSIS . . . . . ...
U1000 CAN COMM CIRCUIT . . . . . . ...
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
U1010 CONTROL UNIT (CAN) . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Special Repair Requirement . . . . . . . . .
POWER SUPPLY AND GROUND CIRCUIT .
BCM (BODY CONTROL MODULE) . . . . . .
BCM (BODY CONTROL MODULE) : Diagnosis
Procedure . . . . . . . . . . . . . . . ..
BACK DOOR ASSEMBLY . . . . . . . . . ..
BACK DOOR ASSEMBLY : Diagnosis Procedure ..
DOOR SWITCH . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
DOOR LOCK AND UNLOCK SWITCH . . ..
DRIVER SIDE . . . . . . . . . . . . . . ...
DRIVER SIDE : Description . . . . . . . . ...
DRIVER SIDE : Component Function Check . ..
DRIVER SIDE : Diagnosis Procedure . . . . ...
PASSENGER SIDE . . . . . . . . . . . . ..
PASSENGER SIDE : Description . . . . . . ..
PASSENGER SIDE :
Component Function Check . . . . . . . .
PASSENGER SIDE : Diagnosis Procedure . . ..
KEY CYLINDER SWITCH . . . . . . . ...
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
FRONT DOOR LOCK ACTUATOR LH (DOOR
UNLOCK SENSOR) . . . . . . . . . .
Description - RF Door . . . . . . . . . . .
Diagnosis Procedure - RF Door . . . . . . .
Component Inspection - RF Door . . . . . . ..
DOOR LOCK ACTUATOR . . . . . . . ..
DRIVER SIDE . . . . . . . . . . . . . . ...
DRIVER SIDE : Description . . . . . . . . ...
DRIVER SIDE : Component Function Check . ..
DRIVER SIDE : Diagnosis Procedure . . . . ...
PASSENGER SIDE . . . . . . . . . . . . ..
PASSENGER SIDE : Description . . . . . . ..
PASSENGER SIDE :
Component Function Check . . . . . . . .
PASSENGER SIDE : Diagnosis Procedure . . ..
REAR LH . . . . . . . . . . . . . . . . ..
REAR LH : Description . . . . . . . . . . ..
REAR LH : Component Function Check . . . ..
REAR LH : Diagnosis Procedure . . . . . . ...
REAR RH . . . . . . . . . . . . . . . . .
REAR RH : Description . . . . . . . . . . .
REAR RH : Component Function Check . . . .
REAR RH : Diagnosis Procedure . . . . . . ..
BACK DOOR . . . . . . . . . . . . . . ...
BACK DOOR : Description . . . . . . . . .
BACK DOOR : Component Function Check . .
BACK DOOR : Diagnosis Procedure . . . . . .
REMOTE KEYLESS ENTRY RECEIVER . ...
Description . . . . . . . . . . . . . . . .
DLK-6
Diagnosis Procedure . . . . . . . . . . . .
KEYFOB BATTERY AND FUNCTION . . .
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ...
Special Repair Requirement . . . . . . . . ..
HORN FUNCTION . . . . . . . . . . ...
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . .
COMBINATION METER DISPLAY FUNC-
TION . . . . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
WARNING CHIME FUNCTION . . . . . .
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
HAZARD FUNCTION . . . . . . . . . ...
Description . . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
KEY SWITCH (BCM INPUT) . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . .
HEADLAMP FUNCTION . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
MAP LAMP AND IGNITION KEYHOLE ILLU-
MINATION FUNCTION . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
KEYFOB ID SET UP WITH CONSULT-III . ...
ID Code Entry Procedure . . . . . . . . . ..
KEYFOB ID SET UP WITHOUT CONSULT-III .
ID Code Entry Procedure . . . . . . . . . ..
BACK DOOR HALF SWITCH . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
BACK DOOR CLOSE SWITCH SYSTEM . ...
Diagnosis Procedure . . . . . . . . . . . .
BACK DOOR NEUTRAL SWITCH . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
BACK DOOR RELEASE SWITCH . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
BACK DOOR CINCHING LATCH UNIT MO-
TOR . . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
HOMELINK UNIVERSAL TRANSCEIVER . ..
Description . . . . . . . . . . . . . . .
Component Function Check . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Wiring Diagram . . . . . . . . . . . . . .
ECU DIAGNOSIS . . . . . . . . . ..
BCM (BODY CONTROL MODULE) . . . . .
Reference Value . . . . . . . . . . . . ...
Wiring Diagram — POWER DOOR LOCK SYS-
TEM — . . . . . . . . . . . . . . . . ..
Wiring Diagram — REMOTE KEYLESS ENTRY
SYSTEM — . . . . . . . . . . . . . . ...
Fail Safe . . . . . . . . . . . . . . . ...
DTC Inspection Priority Chart . . . . . . . .
DTC Index . . . . . . . . . . . . . . .
BACK DOOR CONTROL UNIT . . . . . .
Reference Value . . . . . . . . . . . . ...
Wiring Diagram—BACK DOOR OPENER— . .
Fail Safe . . . . . . . . . . . . . . . ...
SYMPTOM DIAGNOSIS . . . . . . ...
DOOR LOCK . . . . . . . . . . . . .
Symptom Table . . . . . . . . . . . . . .
REMOTE KEYLESS ENTRY SYSTEM . . .
Symptom Table . . . . . . . . . . . . . .
HOMELINK UNIVERSAL TRANSCEIVER . ..
Symptom Table . . . . . . . . . . . . . .
SQUEAK AND RATTLE TROUBLE DIAG-
NOSES . . . . . . . . . . . . . . . ..
Work Flow . . . . . . . . . . . . . . . .
Generic Squeak and Rattle Troubleshooting . .
Diagnostic Worksheet . . . . . . . . . . ...
PRECAUTION . . . . . . . . . . ...
PRECAUTIONS . . . . . . . . . . . .
Precaution for work . . . . . . . . . . . ...
PREPARATION . . . . . . . . . . .
PREPARATION . . . . . . . . . . . .
Special Service Tool . . . . . . . . . . . .
Commercial Service Tool . . . . . . . . . ..
ON-VEHICLE REPAIR . . . . . . . ..
HOOD . . . . . . . . . . . . . . . ...
Fitting Adjustment . . . . . . . . . . . . .
Removal and Installation of Hood Assembly . .
Removal and Installation of Hood Lock Control .
DLK-7
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DOOR . . . . . . . . . . . . . . . ...
Fitting Adjustment . . . . . . . . . . . . .
Removal and Installation . . . . . . . . . ...
FRONT DOOR LOCK . . . . . . . . . ...
Component Structure . . . . . . . . . . .
Removal and Installation . . . . . . . . . ...
Disassembly and Assembly . . . . . . . . ..
REAR DOOR LOCK . . . . . . . . . .
Component Structure . . . . . . . . . . .
Removal and Installation . . . . . . . . . ...
BACK DOOR LOCK . . . . . . . . . ...
DLK-8
< BASIC INSPECTION >
[WITH INTELLIGENT KEY SYSTEM]
DIAGNOSIS AND REPAIR WORKFLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
INFOID:0000000001563444
OVERALL SEQUENCE
DETAILED FLOW
ALKIA0246GB
DIAGNOSIS AND REPAIR WORKFLOW
DLK-9
< BASIC INSPECTION >
[WITH INTELLIGENT KEY SYSTEM]
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1.
GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the condition and the environment when
the incident/malfunction occurred).
>> GO TO 2.
2.
CHECK DTC
1.
Check DTC.
2.
Perform the following procedure if DTC is displayed.
-
Record DTC and freeze frame data (Print them out with CONSULT-III.)
-
Erase DTC.
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Study the relationship between the cause detected by DTC and the symptom described by the customer.
3.
Check related service bulletins for information.
Is any symptom described and any DTC detected?
Symptom is described, DTC is displayed>>GO TO 3.
Symptom is described, DTC is not displayed>>GO TO 4.
Symptom is not described, DTC is displayed>>GO TO 5.
3.
CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT-III to the vehicle in “DATA MONITOR” mode and check real time diagnosis results.
Verify relation between the symptom and the 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 in “DATA MONITOR ” mode and check real time diagnosis results.
Verify relation between the symptom and the condition when the symptom is detected.
>> GO TO 6.
5.
PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC Confirmation Procedure for the displayed DTC, and then check that DTC is detected again.
At this time, always connect CONSULT-III to the vehicle, and check diagnostic results in real time.
If two or more DTCs are detected, refer to
DLK-128, "DTC Inspection Priority Chart"
and determine trouble
diagnosis order.
NOTE:
• Freeze frame data is useful if the DTC is not detected.
• Perform Component Function Check if DTC Confirmation Procedure is not included in Service Manual. This
simplified check procedure is an effective alternative though DTC cannot be detected during this check.
If the result of Component Function Check is NG, it is the same as the detection of DTC by DTC Confirma-
tion Procedure.
Is DTC detected?
Yes
>> GO TO 8.
No
>> Refer to
GI-51, "Intermittent Incident"
.
6.
PERFORM BASIC INSPECTION
Perform
Inspection End>>GO TO 7.
7.
DETECT MALFUNCTIONING SYSTEM BY SYMPTOM TABLE
Detect malfunctioning system according to
based on the confirmed symptom in
step 4, and determine the trouble diagnosis order based on possible causes and symptom.
>> GO TO 8.
DLK-10
< BASIC INSPECTION >
[WITH INTELLIGENT KEY SYSTEM]
DIAGNOSIS AND REPAIR WORKFLOW
8.
DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
NOTE:
The Diagnostic Procedure described based on open circuit inspection. A short circuit inspection is also
required for the circuit check in the Diagnostic Procedure.
Is malfunctioning part detected?
Yes
>> GO TO 9.
No
>> Check voltage of related BCM terminals using CONSULT-III.
9.
REPAIR OR REPLACE THE MALFUNCTIONING PART
1.
Repair or replace the malfunctioning part.
2.
Reconnect parts or connectors disconnected during Diagnostic Procedure again after repair and replace-
ment.
3.
Check DTC. If DTC is displayed, erase it.
>> GO TO 10.
10.
FINAL CHECK
When DTC was detected in step 2, perform DTC Confirmation Procedure or Component Function Check
again, and then check that the malfunction have been repaired securely.
When symptom was described from the customer, refer to confirmed symptom in step 3 or 4, and check that
the symptom is not detected.
OK or NG
NG (DTC is detected)>>GO TO 8.
NG (Symptom remains)>>GO TO 6.
OK
>> INSPECTION END
INSPECTION AND ADJUSTMENT
DLK-11
< BASIC INSPECTION >
[WITH INTELLIGENT KEY SYSTEM]
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INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description
INFOID:0000000001563445
Perform the system initialization when replacing BCM, replacing Intelligent Key or registering an additional
Intelligent Key.
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Re-
quirement
INFOID:0000000001563446
Refer to the CONSULT-III Operation Manual for the initialization procedure.
DLK-12
< FUNCTION DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
DOOR LOCK FUNCTION
FUNCTION DIAGNOSIS
DOOR LOCK FUNCTION
DOOR LOCK AND UNLOCK SWITCH
DOOR LOCK AND UNLOCK SWITCH : System Diagram
INFOID:0000000001563447
DOOR LOCK AND UNLOCK SWITCH : System Description
INFOID:0000000001563448
DOOR LOCK FUNCTION
Functions Available by Operating the Door Lock and Unlock Switches on Driver Door and Passenger Door
• Interlocked with the locking operation of door lock and unlock switch, door lock actuators of all door lock
actuators are locked, back door release switch is disabled.
• Interlocked with the unlocking operation of door lock and unlock switch, door lock actuators of all door lock
actuators are unlocked, back door release switch is enabled.
Functions Available by Operating the Key Cylinder Switch on Driver Door
• Interlocked with the locking operation of door key cylinder, door lock actuators of all door lock actuators are
locked, back door release switch is disabled.
Selective Unlock Operation
• When door key cylinder is unlocked, door lock actuator driver side is unlocked.
• When door key cylinder is unlocked for the second time within 5 seconds after the first operation, door lock
actuators on all doors are unlocked.
Select unlock operation mode can be changed using DOOR LOCK-UNLOCK SET mode in “WORK SUP-
PORT”. Refer to
DLK-30, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"
Key Reminder System
ALKIA0178GB
Switch
Input/output signal to BCM
BCM function
Actuator
Main power window and door
lock/unlock switch
Door lock/unlock signal
Door lock/unlock control
Door lock actuator
Power window and door lock/
unlock switch
Door key cylinder switch
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