lock NISSAN TEANA 2008 Service Manual

SEC-26
< FUNCTION DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
DIAGNOSIS SYSTEM (BCM)
DATA MONITOR
WORK SUPPORT
ACTIVE TEST
Diagnosis mode Function Description
WORK SUPPORT Changes the setting for each system function.
DATA MONITOR The BCM input/output signals are displayed.
ACTIVE TEST The signals used to activate each device are forcibly supplied from BCM.
Monitored Item Description
REQ SW -DR Indicates [ON/OFF] condition of door request switch (driver side).
REQ SW -AS Indicates [ON/OFF] condition of door request switch (passenger side).
REQ SW -RRNOTE:
This is displayed even when it is not equipped.
REQ SW -RLNOTE:
This is displayed even when it is not equipped.
REQ SW -BD/TR Indicates [ON/OFF] condition of trunk lid opener request switch.
PUSH SW Indicates [ON/OFF] condition of push-button ignition switch
UNLK SEN -DR Indicates [ON/OFF] condition of driver door UNLOCK status.
KEY SW -SLOT Indicates [ON/OFF] condition of key slot.
DOOR SW-DR Indicates [ON/OFF] condition of front door switch (driver side).
DOOR SW-AS Indicates [ON/OFF] condition of front door switch (passenger side).
DOOR SW-RR Indicates [ON/OFF] condition of rear door switch RH.
DOOR SW-RL Indicates [ON/OFF] condition of rear door switch LH.
DOOR SW-BKNOTE:
This is displayed even when it is not equipped.
CDL LOCK SW Indicates [ON/OFF] condition of lock signal from door lock/unlock switch.
CDL UNLOCK SW Indicates [ON/OFF] condition of unlock signal from door lock/unlock switch.
KEY CYL LK-SWNOTE:
This is displayed even when it is not equipped.
KEY CYL UN-SWNOTE:
This is displayed even when it is not equipped.
KEY CYL SW-TRNOTE:
This is displayed even when it is not equipped.
TR/BD OPEN SW Indicates [ON/OFF] condition of trunk lid opener switch.
TRNK/HAT MNTR Indicates [ON/OFF] condition of trunk room lamp switch.
RKE-LOCK Indicates [ON/OFF] condition of LOCK signal from Intelligent Key.
RKE-UNLOCK Indicates [ON/OFF] condition of UNLOCK signal from Intelligent Key.
RKE-TR/BD Indicates [ON/OFF] condition of TRUNK LID OPEN signal from Intelligent Key.
Test Item Description
SECURITY ALARM SET This mode is able to confirm and change security alarm ON-OFF setting.
THEFT ALM TRGThe switch which triggered vehicle security alarm is recorded. This mode is able to confirm and
erase the record of vehicle security alarm. The trigger data can be erased by touching “CLEAR” on
CONSULT-III screen.

P1610 LOCK MODE
SEC-31
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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P1610 LOCK MODE
DescriptionINFOID:0000000003814927
When the starting operation is carried more than five times consecutively under the following conditions, NATS
will shift to the mode which prevents the engine from being started.
 Unregistered Intelligent Key is used.
 BCM or ECM is malfunctioning.
DTC LogicINFOID:0000000003814928
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-31, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814929
1.CHECK ENGINE START FUNCTION
1. Perform the check for DTC except DTC P1610.
2. Use CONSULT-III to erase DTC after fixing.
3. Turn ignition switch OFF.
4. Turn ignition switch ON when registered Intelligent Key is inserted into key slot and wait for 5 seconds.
5. Turn the ignition switch OFF and wait 5 seconds.
6. Repeat steps 4 and 5 twice (total of 3 cycles).
7. Check that engine can start when registered Intelligent Key is inserted into key slot.
>> INSPECTION END
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
P1610 LOCK MODEWhen the starting operation is carried out
five or more times consecutively under the
following conditions.
 Unregistered Intelligent Key
 BCM or ECM is malfunctioning.—

P1614 CHAIN OF IMMU-KEY
SEC-35
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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P1614 CHAIN OF IMMU-KEY
DescriptionINFOID:0000000003814936
Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of Intelligent Key is used.
DTC LogicINFOID:0000000003814937
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Insert Intelligent Key into the key slot.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-35, "Diagnosis Procedure".
NO >> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE 2
1. Press the push-button ignition switch.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-35, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814938
1. INSPECTION START
Check the case in which DTC is detected.
 Case1: It is detected when Intelligent Key is inserted into key slot.
 Case2: It is detected after Intelligent Key is inserted into key slot and push-button ignition switch is pressed.
In which case is DTC detected?
Case1. >> GO TO 2.
Case2. >> GO TO 4.
2.CHECK KEY SLOT INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect key slot connector.
3. Check voltage between key slot harness connector and ground.
Is the inspection result normal?
YES >> Replace key slot. Refer to SEC-204, "Removal and Installation".
NO >> GO TO 3.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
P1614CHAIN OF IMMU-
KEYInactive communication between key slot and
BCM. Harness or connectors
(The key slot circuit is open or
shorted)
 Key slot
BCM
(+)
(–)Voltage (V)
(Approx.) Key slot
Connector Terminal
M99 2 Ground Battery voltage

SEC-38
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
P1615 DIFFRENCE OF KEY
P1615 DIFFRENCE OF KEY
DescriptionINFOID:0000000003814939
Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of Intelligent Key is used.
DTC LogicINFOID:0000000003814940
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-38, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814941
1.PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Reregister all Intelligent Keys.
For initialization and registration of Intelligent Key. Refer to “CONSULT-III Operation Manual NATS-IVIS/
NVIS”.
Can the system be initialized and can the engine be started with reregistered Intelligent Key?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE INTELLIGENT KEY
1. Replace Intelligent Key.
2. Perform initialization with CONSULT-III.
For initialization and registration of Intelligent Key. Refer to “CONSULT-III Operation Manual NATS-IVIS/
NVIS”.
Can the system be initialized and can the engine be started with re-registered Intelligent Key?
YES >> INSPECTION END
NO >> GO TO 3.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1615 DIFFERENCE OF KEYThe ID verification result between BCM and Intelligent Key
is NG. The registration is necessary.Intelligent Key

B2190 NATS ANTENNA AMP.
SEC-39
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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B2190 NATS ANTENNA AMP.
DescriptionINFOID:0000000003814942
Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of Intelligent Key is used.
DTC LogicINFOID:0000000003814943
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Insert Intelligent Key into the key slot.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-39, "Diagnosis Procedure".
NO >> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-39, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814944
1. INSPECTION START
Check the case in which DTC is detected.
 Case1: It is detected when Intelligent Key is inserted into key slot.
 Case2: It is detected after Intelligent Key is inserted into key slot and push-button ignition switch is pressed.
In which case is DTC detected?
Case1. >> GO TO 2.
Case2. >> GO TO 4.
2.CHECK KEY SLOT INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect key slot connector.
3. Check voltage between key slot harness connector and ground.
Is the inspection result normal?
YES >> Replace key slot. Refer to SEC-204, "Removal and Installation".
NO >> GO TO 3.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2190NATS ANTENNA
AMPInactive communication between key slot and
BCM. Harness or connectors
(The key slot circuit is open or
shorted)
 Key slot
BCM
(+)
(–)Voltage (V)
(Approx.) Key slot
Connector Terminal
M99 2 Ground Battery voltage

SEC-42
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2191 DIFFERENCE OF KEY
B2191 DIFFERENCE OF KEY
DescriptionINFOID:0000000003814945
Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of Intelligent Key is used.
DTC LogicINFOID:0000000003814946
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-42, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814947
1.PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Reregister all Intelligent Keys.
For initialization and registration of Intelligent Key. Refer to “CONSULT-III Operation Manual NATS-IVIS/
NVIS”.
Can the system be initialized and can the engine be started with reregistered Intelligent Key?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE INTELLIGENT KEY
1. Replace Intelligent Key.
2. Perform initialization with CONSULT-III.
For initialization and registration of Intelligent Key. Refer to “CONSULT-III Operation Manual NATS-IVIS/
NVIS”.
Can the system be initialized and can the engine be started with reregistered Intelligent Key?
YES >> INSPECTION END
NO >> GO TO 3.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2191 DIFFERENCE OF KEYThe ID verification result between BCM and Intelligent Key
is NG. The registration is necessary.Intelligent Key

SEC-46
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2013 ID DISCORD, IMMU-STRG
B2013 ID DISCORD, IMMU-STRG
DescriptionINFOID:0000000003814954
BCM performs the ID verification with the steering lock unit and releases the steering lock if both BCM and
steering lock unit ID are same. BCM starts the communication with the steering lock unit when Intelligent Key
is carried into the passenger compartment and the push-button ignition switch is pressed.
DTC LogicINFOID:0000000003814955
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Lock steering.
2. Press the push-button ignition switch.
3. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-46, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814956
1.PERFORM INITIALIZATION
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
Does steering lock operate?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE STEERING LOCK UNIT
1. Replace steering lock unit.
2. Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS-IVIS/NVIS”.
Does steering lock operate?
YES >> INSPECTION END
NO >> GO TO 3.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2013 ID DISCORD, IMMU-STRGThe ID verification result between BCM and steering lock
unit is NG. The registration is necessary.Steering lock unit

B2014 CHAIN OF STRG-IMMU
SEC-47
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B2014 CHAIN OF STRG-IMMU
DescriptionINFOID:0000000003814957
BCM performs the ID verification with the steering lock unit to release the steering. BCM starts the communi-
cation with the steering lock unit when Intelligent Key is carried into the passenger compartment and the push-
button ignition switch is pressed.
DTC LogicINFOID:0000000003814958
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Lock steering.
2. Press the push-button ignition switch.
3. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-47, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814959
1.CHECK STEERING LOCK UNIT POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect steering lock unit connector.
3. Check voltage between steering lock unit harness connector and ground.
Is the inspection normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK STEERING LOCK UNIT POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between steering lock unit harness connector and BCM harness connector.
4. Check continuity between steering lock unit harness connector and ground.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2014CHAIN OF STRG-
IMMUInactive communication between steering
lock unit and BCM Harness or connectors
(Steering lock unit circuit is open or short-
ed)
 Steering lock unit
BCM
(+)
(–) ConditionVoltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 7 Ground Ignition switchOFF or ACC Battery voltage
ON 0
Steering lock unit BCM
Continuity
Connector Terminal Connector Terminal
M12 7 M122 106 Existed

SEC-48
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2014 CHAIN OF STRG-IMMU
Is the inspection normal?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> Repair or replace harness.
3.CHECK STEERING LOCK UNIT GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between steering lock unit and ground.
Is the inspection normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK STEERING LOCK UNIT COMMUNICATION SIGNAL
1. Connect steering lock unit connector.
2. Read voltage signal between steering lock unit harness connector and ground.
Is the inspection normal?
YES >> Replace steering lock unit.
NO >> GO TO 5.
5.CHECK STEERING LOCK UNIT COMMUNICATION CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect steering lock unit and BCM connector.
3. Check continuity between steering lock unit harness connector and BCM harness connector.
Steering lock unit
GroundContinuity
Connector Terminal
M12 7 Not existed
Steering lock unit
GroundContinuity
Connector Terminal
M125
Existed
6
(+)
(–) ConditionVoltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 2 Ground Steering lock unitLock status Battery voltage
Lock or unlock
For 15 seconds after
unlockBattery voltage
15 seconds or later
after unlock.0
Steering is locked : Opening the door when ignition switch is ON to OFF.
Steering is unlocked : Ignition switch is OFF to ACC.
JMKIA0066GB

B2014 CHAIN OF STRG-IMMU
SEC-49
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4. Check continuity between steering lock unit harness connector and ground.
Is the inspection normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
6.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
Steering lock unit BCM
Continuity
Connector Terminal Connector Terminal
M 1 2 2 M 1 2 2 111 E x i s t e d
Steering lock unit
GroundContinuity
Connector Terminal
M12 2 Not existed