Nissan Pathfinder (2008 year). Manual — part 157
BACK DOOR CONTROL UNIT
DLK-157
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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Fail Safe
INFOID:0000000001563604
Fail-safe operation
The back door system operation will be interrupted if the back door control unit loses power.
ALKIA0997GB
DLK-158
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
HOMELINK UNIVERSAL TRANSCEIVER
HOMELINK UNIVERSAL TRANSCEIVER
Wiring Diagram
INFOID:0000000001563605
ALKWA0149GB
HOMELINK UNIVERSAL TRANSCEIVER
DLK-159
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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ALKIA0998GB
DLK-160
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
INTELLIGENT KEY SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000001563606
ALL FUNCTIONS OF INTELLIGENT KEY SYSTEM DO NOT OPERATE
NOTE:
• Before performing the diagnosis in the following table, check “WORK FLOW”. Refer to
.
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• “ENGINE START BY I-KEY” and “LOCK/UNLOCK BY I-KEY” are ON when setting on CONSULT-III.
• All doors are closed.
Symptom
Diagnosis/service procedure
Reference page
All doors and ignition switch do not respond to
Intelligent Key comand.
1.
Check Intelligent Key function and battery inspection.
2.
Check Intelligent Key unit power supply and ground circuit.
3.
Check remote keyless entry receiver.
4.
Check BCM power supply and ground circuit.
5.
Replace Intelligent Key unit.
DOOR LOCK FUNCTION SYMPTOMS
DLK-161
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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DOOR LOCK FUNCTION SYMPTOMS
DOOR LOCK AND UNLOCK SWITCH
DOOR LOCK AND UNLOCK SWITCH : Symptom Table
INFOID:0000000001563607
DOOR LOCK/UNLOCK FUNCTION MALFUNCTION
NOTE:
• Before performing the diagnosis in the following table, check “WORK FLOW”. Refer to
.
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• “LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-III.
• Ignition switch is not depressed.
• All doors are closed.
Symptom
Diagnosis/service procedure
Reference page
Power door lock does not operate with door lock
and unlock switch.
1.
Check BCM Power supply and ground circuit.
2.
Check door lock and unlock switch.
3.
Check door lock actuator (driver side)
4.
Check Intermittent Incident.
Power door lock does not operate with door key
cylinder operation.
(Power door lock operate properly with door lock
and unlock switch.)
1.
Check key cylinder switch.
2.
Replace power window main switch.
Specific door lock actuator does not operate.
1a.
Check driver side door lock actuator.
1b.
Check passenger side door lock actuator.
1c.
Check rear LH side door lock actuator.
1d.
Check rear RH side door lock actuator.
1e.
Check back door lock actuator.
2.
Check Intermittent Incident.
Door lock/unlock do not operate by request switch.
1.
Door switch check.
2.
Ignition knob switch check.
3.
Replace Intelligent Key unit.
Door lock/unlock does not operate by request
switch (LH side).
1.
Front door request switch LH check.
2.
Front outside antenna LH check.
3.
Replace Intelligent Key unit.
Door lock/unlock does not operate by request
switch (RH side).
1.
Front door request switch RH check.
2.
Front outside antenna RH check.
3.
Replace Intelligent Key unit.
Door lock/unlock does not operate by request
switch (back door).
1.
Back door request switch check.
2.
Rear bumper antenna check.
3.
Replace Intelligent Key unit.
Rear and back door lock actuators do not operate.
1.
Passenger select unlock relay check.
2.
Check Intermittent Incident.
Selective unlock function does not operate by front
door request switch LH (other door lock functions
operate properly).
1.
Check “SELECT UNLOCK FUNCTION” setting in “WORK
SUPPORT”.
2.
Replace Intelligent Key unit.
DLK-162
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
DOOR LOCK FUNCTION SYMPTOMS
INTELLIGENT KEY
INTELLIGENT KEY : Symptom Table
INFOID:0000000001563608
REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to
.
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• Ignition switch is not depressed.
• All doors are closed.
Auto lock function does not operate properly.
1.
Check “AUTO RELOCK TIMER” setting in “WORK SUP-
PORT”.
2.
Key switch check (BCM).
3.
Ignition knob switch check.
4.
Door switch check.
5.
Replace Intelligent Key unit.
Key reminder function does not operate properly.
1.
Check “ANTI KEY LOCK IN FUNCTION” setting in
“WORK SUPPORT”.
2.
Door switch check.
3a.
Inside key antenna 1 (instrument panel) check.
3b.
Inside key antenna 2 (luggage compartment) check.
3c.
Inside key antenna 3 (center console) check.
4.
Front door lock actuator LH (door unlock sensor) check.
5.
Intelligent Key battery and function inspection.
6.
Replace Intelligent Key unit.
Symptom
Diagnosis/service procedure
Reference page
Symptom
Diagnosis/service procedure
Reference
page
All of the remote keyless entry functions do not op-
erate.
1.
Intelligent Key battery and function inspection.
2.
Remote Keyless Entry function check.
3.
Replace Intelligent Key unit.
Selective unlock function does not operate by Intel-
ligent Key remote control button.
1.
Check “SELECT UNLOCK FUNCTION” setting in “WORK
SUPPORT”.
2.
Intelligent Key battery inspection.
3.
Replace Intelligent Key unit.
Auto lock function does not operate properly.
1.
Check “AUTO RELOCK TIMER” setting in “WORK SUPPORT”.
2.
Key switch check (BCM).
3.
Ignition knob switch check.
4.
Door switch check.
5.
Replace Intelligent Key unit.
DOOR LOCK FUNCTION SYMPTOMS
DLK-163
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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KEY WARNING LAMP (GREEN) ILLUMINATES
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to
.
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
• Key is not inserted in ignition switch.
• One or more registered Intelligent Keys are in the vehicle.
KEY WARNING LAMP (RED) ILLUMINATES
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to
.
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
• Key is not inserted in ignition switch.
• One or more registered Intelligent Keys are in the vehicle.
Key reminder function does not operate properly.
1.
Check “ANTI KEY LOCK IN FUNCTION” setting in “WORK
SUPPORT”.
2.
Door switch check.
3a.
Inside key antenna 1 (instrument panel) check.
3b.
Inside key antenna 2 (luggage compartment) check.
3c.
Inside key antenna 3 (center console) check.
4.
Front door lock actuator LH (door unlock sensor) check.
5.
Intelligent Key battery inspection.
6.
Replace Intelligent Key unit.
Panic alarm function does not operate properly.
1.
Check “PANIC ALARM DELAY” setting in “WORK SUPPORT”.
2.
Theft warning operation check.
3.
Intelligent Key battery inspection.
4.
Key switch check (BCM).
5.
Ignition knob switch check.
6.
Replace Intelligent Key unit.
Back door open function does not operate properly.
1.
Back door diagnosis.
Power window down function does not operate.
1.
Check “PW DOWN SET” setting in “WORK SUPPORT”.
2.
Intelligent Key battery inspection.
Symptom
Diagnosis/service procedure
Reference
page
Symptom
Diagnosis/service procedure
Reference page
Ignition switch does not turn on with Intelligent Key.
[KEY warning lamp (green) illuminates].
1. Steering lock solenoid check.
2. Replace Intelligent Key unit.
DLK-164
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
DOOR LOCK FUNCTION SYMPTOMS
KEY WARNING LAMP DOES NOT ILLUMINATE
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to
.
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
• Check if ignition switch turns using mechanical key. If it turns, check if “ENGINE START BY I-KEY” in
“WORK SUPPORT” mode is ON.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
• Key is not inserted in ignition switch.
• One or more registered Intelligent Keys are in the vehicle.
Symptom
Diagnosis/service procedure
Reference page
Ignition switch does not turn on with Intelligent Key.
[KEY warning lamp (red) illuminates].
1a. Inside key antenna 1 check.
1b. Inside key antenna 2 check.
1c. Inside key antenna 3 check.
2. Replace Intelligent Key unit.
Symptom
Diagnosis/service procedure
Reference page
Ignition switch does not turn on with Intelligent
Key. [KEY warning lamp does not illuminate].
1.
Intelligent Key unit power supply and ground circuit check.
2.
Ignition knob switch check.
3.
Key switch check.
4.
Replace Intelligent Key unit.
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