Nissan Titan. Manual — part 99
DOOR LOCK
DLK-105
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
DOOR LOCK
Symptom Table
INFOID:0000000009878825
DOOR LOCK SYSTEM
NOTE:
• Before performing the diagnosis in the following table, check “Work flow”. Refer to
.
• If the following symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Symptom
Repair order
Refer to page
Key reminder door function does not operate
properly.
1a. Door switch check (king cab)
1b. Door switch check (crew cab)
2a. Key switch check (column shift)
2b. Key switch and key lock solenoid (key switch)
check (floor shift)
3. Replace BCM.
Power door lock does not operate with door lock
and unlock switch on main power window and
door lock/unlock switch or power window and
door lock/unlock switch RH.
1. Door lock/unlock switch check (driver side)
2. Door lock/unlock switch check (passenger side)
Specific door lock actuator does not operate.
1. Door lock actuator check (Front LH)
2. Door lock actuator check (Front RH)
3. Door lock actuator check (Rear LH)
4. Door lock actuator check (Rear RH)
Power door lock does not operate with front door
key cylinder LH operation.
1. Front door lock assembly LH (key cylinder
switch) check
2. Replace BCM.
Power door lock does not operate.
1. BCM power supply and ground circuit check
2. Door lock/unlock switch check
DLK-106
< SYMPTOM DIAGNOSIS >
REMOTE KEYLESS ENTRY SYSTEM
REMOTE KEYLESS ENTRY SYSTEM
Symptom Table
INFOID:0000000009878826
REMOTE KEYLESS ENTRY SYSTEM
Symptom
Diagnoses/service procedure
Reference
page
All functions of remote keyless entry system do not
operate.
1. Keyfob battery and function check (use Remote Keyless Entry
Tester J-43241 or Signal Tech II Tool J-50190)
NOTE:
If the result of keyfob function check is OK, keyfob is not malfunc-
tioning.
2. Check BCM and remote keyless entry receiver.
The new ID of keyfob cannot be entered.
1. Keyfob battery and function check (use Remote Keyless Entry
Tester J-43241 or Signal Tech II Tool J-50190)
NOTE:
If the result of keyfob function check is OK, keyfob is not malfunc-
tioning.
2a. Key switch check (column shift)
2b. Key switch and key lock solenoid (key switch) check (floor shift)
3a. Door switch check (king cab)
3b. Door switch check (crew cab)
4. ACC power check
5. Replace BCM.
Door lock or unlock does not function.
(If the power door lock system does not operate
manually, check power door lock system)
1. Keyfob battery and function check (use Remote Keyless Entry
Tester J-43241 or Signal Tech II Tool J-50190)
NOTE:
If the result of keyfob function check is OK, keyfob is not malfunc-
tioning.
2. Replace BCM.
Hazard and horn reminder does not activate properly
when pressing lock or unlock button of keyfob.
1. Check hazard and horn reminder mode with CONSULT
NOTE:
Hazard and horn reminder mode can be changed.
First check the hazard and horn reminder mode setting.
2a. Door switch check (king cab)
2b. Door switch check (crew cab)
3. Replace BCM.
Hazard reminder does not activate properly when
pressing lock or unlock button of keyfob.
(Horn reminder OK)
1. Check hazard reminder mode with CONSULT
NOTE:
Hazard reminder mode can be changed.
First check the hazard reminder mode setting.
2. Check hazard function with hazard switch
—
3. Replace BCM.
Horn reminder does not activate properly when
pressing lock or unlock button of keyfob.
(Hazard reminder OK)
1. Check horn reminder mode with CONSULT
NOTE:
Horn reminder mode can be changed.
First check the horn reminder mode setting.
2. Check horn function with horn switch
—
3. IPDM E/R operation check
4. Replace BCM.
Room lamp, ignition keyhole illumination and step
lamp operation do not activate properly.
1. Room lamp operation check
—
REMOTE KEYLESS ENTRY SYSTEM
DLK-107
< SYMPTOM DIAGNOSIS >
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2. Ignition keyhole illumination operation check
—
3. Step lamp operation check
—
4a. Door switch check (king cab)
4b. Door switch check (crew cab)
5. Replace BCM.
Panic alarm (horn and headlamp) does not activate
when panic alarm button is continuously pressed.
1. Keyfob battery and function check (use Remote Keyless Entry
Tester J-43241 or Signal Tech II Tool J-50190)
NOTE:
If the result of keyfob function check is OK, keyfob is not malfunc-
tioning.
2a. Key switch check (column shift)
2b. Key switch and key lock solenoid (key switch) check (floor shift)
3. Replace BCM.
Auto door lock operation does not activate properly.
(All other remote keyless entry functions OK.)
1. Check auto door lock operation mode with CONSULT
NOTE:
Auto door lock operation mode can be changed.
First check the auto door lock operation mode setting.
2. Replace BCM.
Keyless power window down (open) operation does
not activate properly.
(All other remote keyless entry functions OK.)
1. Check power window down operation mode with CONSULT
NOTE:
Power window down operation mode can be changed.
First check the power window down operation mode setting.
—
2. Check power window function with switch
—
3. Replace BCM.
Symptom
Diagnoses/service procedure
Reference
page
DLK-108
< SYMPTOM DIAGNOSIS >
HOMELINK UNIVERSAL TRANSCEIVER
HOMELINK UNIVERSAL TRANSCEIVER
Symptom Table
INFOID:0000000009878827
HOMELINK UNIVERSAL TRANSCEIVER MALFUNCTION
Symptom
Diagnosis/service procedure
Reference page
Homelink universal transceiver does not operate properly.
1.
Check homelink universal transceiver function.
2.
Check Intermittent Incident.
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