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DIAGNOSIS AND REPAIR WORKFLOW
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Is malfunctioning part detected?
YES >> GO TO 8.
NO >> Check voltage of related BCM terminals using CONSULT-III.
8.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 9.
9.FINAL CHECK
When DTC was detected in step 2, perform DTC Confirmation Procedure or Component Function Check
again, and then check that the malfunction has 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.
Does the symptom reappear?
YES (DTC is detected)>>GO TO 7.
YES (Symptom remains)>>GO TO 6.
NO >>INSPECTION END
Page 1226 of 5121
DLK-10
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INSPECTION AND ADJUSTMENT
INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description
INFOID:0000000003794732
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:0000000003794733
Refer to the CONSULT-III operation manual for the initialization procedure.
Page 1227 of 5121
![NISSAN TEANA 2008 Service Manual POWER DOOR LOCK SYSTEM
DLK-11
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FUNCTION DIAGNOSIS
POWER DOOR LOCK SYSTEM
System DiagramINFOID:0000000003794734
Syste NISSAN TEANA 2008 Service Manual POWER DOOR LOCK SYSTEM
DLK-11
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FUNCTION DIAGNOSIS
POWER DOOR LOCK SYSTEM
System DiagramINFOID:0000000003794734
Syste](/manual-img/5/57391/w960_57391-1226.png)
POWER DOOR LOCK SYSTEM
DLK-11
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FUNCTION DIAGNOSIS
POWER DOOR LOCK SYSTEM
System DiagramINFOID:0000000003794734
System DescriptionINFOID:0000000003794735
DOOR LOCK FUNCTION
The door lock and unlock switch (driver side) are build into power window main switch.
Interlocked with the locking operation of door lock and unlock switch, door lock actuators of all doors are
locked.
Interlocked with the unlocking operation of door lock and unlock switch, door lock actuators of all doors and
are unlocked.
When ignition switch is ON and BCM receives air bag deployment signal, it operates automatically to unlock
all doors. Air bag diagnosis sensor unit sends the air bag deployment signal to BCM.
Door Key Cylinder
With the door key inserted in the door key cylinder on driver side, turning the door key cylinder to “LOCK”,
locks door lock actuator of driver side door.
With the door key inserted in the door key cylinder on driver side, turning the door key cylinder to “UNLOCK”,
unlocks door lock actuator of driver side door.
JMKIA2372GB
Page 1228 of 5121
DLK-12
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POWER DOOR LOCK SYSTEM
Component Parts Location
INFOID:0000000003794736
Component DescriptionINFOID:0000000003794737
1. BCM M118, M119, M121, M122, M123 2. TCM F23 3. Combination meter M34
4. Key slot M99 5. Power window main switch
(door lock and unlock switch) D5, D66. Front door switch (driver side) B34
7. Front door lock assembly (driver side) D9
A. Behind the combination meter B. Engine room LH C. View with front door finisher re-
moved
JMKIA2373ZZ
Item Function
BCM Controls the door lock function and room lamp function.
Door lock and unlock switch Inputs lock or unlock signal to BCM.
Front door lock assembly (door lock actu-
ator)Outputs lock/unlock signal from BCM and locks/unlocks each door.
Page 1229 of 5121
POWER DOOR LOCK SYSTEM
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Front door lock assembly (unlock sensor) Detects door lock condition of driver door.
Door switch Inputs door open/close condition to BCM.
Key slot Inputs key insert/remove signal to BCM.
Combination meter Receives buzzer signal from BCM via CAN communication line, and sounds the buzzer.
Transmits vehicle speed signal to CAN communication line.
TCM Transmits shift position signal to BCM via CAN communication line.Item Function
Page 1230 of 5121
![NISSAN TEANA 2008 Service Manual DLK-14
< FUNCTION DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM : System DiagramINFOID:0000000003794738
INTELLIGE NISSAN TEANA 2008 Service Manual DLK-14
< FUNCTION DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM : System DiagramINFOID:0000000003794738
INTELLIGE](/manual-img/5/57391/w960_57391-1229.png)
DLK-14
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INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM : System DiagramINFOID:0000000003794738
INTELLIGENT KEY SYSTEM : System DescriptionINFOID:0000000003794739
The Intelligent Key system is a system that makes it possible to lock and unlock the door locks (door lock/
unlock function) by carrying the Intelligent Key, which operates based on the results of electronic ID verifica-
tion using two-way communications between the Intelligent Key and the vehicle (BCM).
CAUTION:
The driver should always carry the Intelligent Key
The settings for each function can be changed with the CONSULT-III.
If an Intelligent Key is lost, a new Intelligent Key can be registered. A maximum of 4 Intelligent Keys can be
registered.
It is possible to perform a diagnosis on the system and register an Intelligent Key with CONSULT-III.
JMKIA2374GB
Function Description Refer
Door lock function Lock/unlock can be performed by pressing the request switch. DLK-17
Remote keyless entry func-
tionLock/unlock can be performed by pressing the remote controller button of the In-
telligent Key. DLK-25
Trunk lid open functionThe trunk lid can be opened by carrying the Intelligent Key and pressing the
trunk lid opener request switch. DLK-21
Key reminder functionThe key reminder buzzer sounds a warning if the door is locked with the key left
inside the vehicle. DLK-28
Warning functionIf an action that does not meet the operating condition of the Intelligent Key sys-
tem is taken, the buzzer sounds to inform the driver.DLK-31
Engine start function The engine be turned on while carrying the Intelligent Key. SEC-9
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INTELLIGENT KEY SYSTEM
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INTELLIGENT KEY SYSTEM : Component Parts LocationINFOID:0000000003794740
1. BCM M118, M119, M120, M121,
M122, M1232. TCM F23 3. IPDM E/R E10, E11
4. Intelligent Key warning buzzer E25 5. Remote keyless entry receiver M78 6. Combination meter M34
7. Key slot M99 8. Control device (detention switch)
M579. Inside key antenna (console) M262
JMKIA2375ZZ
Page 1232 of 5121
![NISSAN TEANA 2008 Service Manual DLK-16
< FUNCTION DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM : Component Description
INFOID:0000000003794741
DOOR LOCK FUNCTION
10. Inside key antenna (inst NISSAN TEANA 2008 Service Manual DLK-16
< FUNCTION DIAGNOSIS >[WITH INTELLIGENT KEY SYSTEM]
INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM : Component Description
INFOID:0000000003794741
DOOR LOCK FUNCTION
10. Inside key antenna (inst](/manual-img/5/57391/w960_57391-1231.png)
DLK-16
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INTELLIGENT KEY SYSTEM
INTELLIGENT KEY SYSTEM : Component Description
INFOID:0000000003794741
DOOR LOCK FUNCTION
10. Inside key antenna (instrument cen-
ter) M10511. Inside key antenna (trunk room) B86 12. Outside key antenna (rear bumper)
D85
13. Front outside handle LH (request
switch) D1114. Front outside handle LH
(outside key antenna) D1215. Trunk lid lock assembly
(trunk lid opener actuator) T5
16. Front door switch (driver side) B34
A. Behind the combination meter B. Engine room (LH) C. Behind the instrument lower panel
RH
D. Behind the center console E. Behind the audio unit F. View with rear bumper removed
1. Front door lock assembly (driver
side) D92. Rear door lock assembly LH D85 3. Trunk lid opener request switch T6
A. View with front door finisher removed B. View with rear door finisher removed C. View with trunk lid
JMKIA2376ZZ
Item Function
BCM Controls the Intelligent Key system.
Front door lock assembly (door lock
actuator)Outputs lock/unlock signal from BCM and locks/unlocks each door.
Front door lock assembly (unlock
sensor)Detects door lock condition of driver door.
Door switch Inputs door open/close condition to BCM.
Remote keyless entry receiver Receives lock/unlock signal from the Intelligent Key, and then transmits to BCM.
Request switch Inputs lock/unlock operation to BCM.
Intelligent Key Transmits button operation to remote keyless entry receiver.
Outside key antenna Detects if Intelligent Key is outside the vehicle.
Inside key antenna Detects if Intelligent Key is inside the vehicle.
Intelligent Key warning buzzer Warns the user of the lock/unlock condition and inappropriate operations with the buzzer sound.