Condition NISSAN TEANA 2008 Service Manual

SEC-70
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2607 STEERING LOCK RELAY
B2607 STEERING LOCK RELAY
DescriptionINFOID:0000000003814993
BCM requests to IPDM E/R to supply power to steering lock unit. After receiving the power, the steering lock
unit transmits an ON signal to BCM.
DTC LogicINFOID:0000000003814994
DTC DETECTION LOGIC
NOTE:
 If DTC B2607 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B2607 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "
BCM : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions.
- Selector lever is in the P or N position.
- Do not depress brake pedal.
2. Turn ignition switch OFF.
3. Press driver side door switch and wait for at least 1 second.
4. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-70, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814995
1.CHECK DTC WITH IPDM E/R
Check “Self diagnostic result” with CONSULT-III. Refer to SEC-191, "
DTCIndex".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.CHECK STEERING LOCK UNIT POWER SUPPLY CIRCUIT
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 result normal?
YES >> GO TO 4.
NO >> GO TO 3.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2607STEERING LOCK
RELAYBCM detects that there is a difference between the
following statuses.
 Steering lock unit ON signal transmitted by IPDM
E/R
 The steering lock unit status feedback  Harness or connectors (Steering
lock unit power supply circuit is
open or shorted)
 Steering lock relay (Built into IPDM
E/R)
(+)
(–) ConditionVoltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 1 GroundPress push-button ignition switch when
steering lock is in lock condition.Battery voltage

SEC-72
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2608 STARTER RELAY
B2608 STARTER RELAY
DescriptionINFOID:0000000003814996
Located in IPDM E/R, the starter relay runs the starter motor. The starter relay is turned ON by the BCM when
the ignition switch is in the START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN
communication.
DTC LogicINFOID:0000000003814997
DTC DETECTION LOGIC
NOTE:
 If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "
BCM : DTC Logic".
 If DTC B2608 is displayed with DTC B210D for IPDM E/R, first perform the trouble diagnosis for DTC
B210D. Refer to SEC-104, "
DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions.
- Selector lever is in the P or N position.
- Do not depress brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-72, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003814998
1.CHECK BCM POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK STARTER RELAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector and BCM harness connector.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2608 STARTER RELAYBCM receives starter relay ON signal (CAN) from
IPDM E/R even if BCM turns the starter relay OFF. Harness or connectors
(Starter relay circuit is open or
shorted.)
 IPDM E/R
(+)
(–) ConditionVoltage (V)
(Approx.) BCM
Connector Terminal
M121 52 Ground Selector leverN or P position Battery voltage
Other than above 0

SEC-74
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2609 STEERING STATUS
B2609 STEERING STATUS
DescriptionINFOID:0000000003814999
There are 2 switches in the steering lock unit (steering lock/unlock switch 1 and 2). BCM compares those 2
switches conditions to judge the present steering status.
DTC LogicINFOID:0000000003815000
DTC DETECTION LOGIC
NOTE:
 If DTC B2609 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B2609 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "
BCM : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Turn ignition switch ON under the following conditions and wait for at least 1 second.
- Selector lever is in the P or N position.
- Do not depress brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-74, "Diagnosis Procedure".
NO >> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE 2
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Press driver side door switch and wait for at least 1 second.
4. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-74, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815001
1.INSPECTION START
Check the case in which DTC is detected.
 Case1: It is detected after ignition switch is changed from OFF to ON
 Case2: It is detected after ignition switch is changed from ON to OFF and door switch is pressed
In which case is DTC detected?
Case1 >> GO TO 2.
Case2 >> GO TO 6.
2.CHECK BCM OUTPUT SIGNAL
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2609 STEERING STATUSBCM detects the malfunction of steering lock unit
switches for 1 second. Harness or connectors
[Steering lock unit circuit (BCM
side) is open or shorted]
 Harness or connectors
[Steering lock unit circuit (IPDM E/
R side) is open or shorted]
 Steering lock unit
 IPDM E/R
BCM

SEC-78
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B260B STEERING LOCK UNIT
B260B STEERING LOCK UNIT
DescriptionINFOID:0000000003815002
The steering lock unit performs the check by itself according to the steering status.
DTC LogicINFOID:0000000003815003
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch, when steering is locked.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-78, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815004
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4.Perform DTC Confirmation Procedure.
See SEC-78, "
DTC Logic".
Is the DTC B260B displayed again?
YES >> Replace steering lock unit.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B260B STEERING LOCK UNITBCM detects malfunctioning of steering lock unit be-
fore steering unlocking.Steering lock unit

B260C STEERING LOCK UNIT
SEC-79
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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B260C STEERING LOCK UNIT
DescriptionINFOID:0000000003815005
The steering lock unit performs the check by itself according to the steering status.
DTC LogicINFOID:0000000003815006
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Press driver side door switch.
4. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-79, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815007
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4.Perform DTC Confirmation Procedure.
See SEC-79, "
DTC Logic".
Is the DTC B260C displayed again?
YES >> Replace steering lock unit.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B260C STEERING LOCK UNITBCM detects malfunctioning of steering lock unit be-
fore steering locking.Steering lock unit

SEC-80
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B260D STEERING LOCK UNIT
B260D STEERING LOCK UNIT
DescriptionINFOID:0000000003815008
The steering lock unit performs the check by itself according to the steering lock status (before lock, after lock
and unlock).
DTC LogicINFOID:0000000003815009
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Press driver side door switch.
4. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-80, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815010
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4.Perform DTC Confirmation Procedure.
See SEC-80, "
DTC Logic".
Is the DTC B260D displayed again?
YES >> Replace steering lock unit.
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B260D STEERING LOCK UNITBCM detects malfunctioning of steering lock unit after
steering locking.Steering lock unit

B260F ENGINE STATUS
SEC-81
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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B260F ENGINE STATUS
DescriptionINFOID:0000000003815011
BCM receives the engine status signal from ECM via CAN communication.
DTC LogicINFOID:0000000003815012
DTC DETECTION LOGIC
NOTE:
 If DTC B260F is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B260F is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "
BCM : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions.
- Selector lever is in the P or N position.
- Do not depress brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-81, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815013
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4.Perform DTC Confirmation Procedure.
See SEC-81, "
DTC Logic".
Is the DTC B260F displayed again?
YES >> GO TO 2.
NO >> GO TO 3.
2.REPLACE ECM
Replace ECM. Refer to EC-14, "
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description".
>> INSPECTION END
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B260F INTERRUPTION OF ENGINE STATUS SIGNALBCM has not yet received the engine status sig-
nal from ECM when ignition switch is in the ON
positionECM

SEC-82
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B26E1 NO RECEPTION OF ENGINE STATUS SIGNAL
B26E1 NO RECEPTION OF ENGINE STATUS SIGNAL
DescriptionINFOID:0000000003815014
BCM receives the engine status signal from ECM via CAN communication.
DTC LogicINFOID:0000000003815015
DTC DETECTION LOGIC
NOTE:
 If DTC B26E1 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B26E1 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "
BCM : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions.
- Selector lever is in the P or N position.
- Do not depress brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-82, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815016
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4.Perform DTC Confirmation Procedure.
See SEC-82, "
DTC Logic".
Is the DTC B26E1 displayed again?
YES >> GO TO 2.
NO >> GO TO 3.
2.REPLACE ECM
Replace ECM. Refer to EC-14, "
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description".
>> INSPECTION END
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B26E1 NO RECEPTION OF ENGINE STATUS SIGNALBCM does not receive the engine status signal
from ECM when ignition switch is in the ON po-
sitionECM

B26E9 STEERING STATUS
SEC-83
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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B26E9 STEERING STATUS
DescriptionINFOID:0000000003815017
There are 2 switches in the steering lock unit (steering lock/unlock switch 1 and 2). BCM compares those 2
switches conditions to judge the present steering status.
DTC LogicINFOID:0000000003815018
DTC DETECTION LOGIC
NOTE:
 If DTC B26E9 is displayed with DTC B2609, first perform the trouble diagnosis for DTC B2609. Refer to
SEC-74, "
DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Press driver side door switch and wait for at least 1 second.
4. Turn ignition switch ON.
5. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Refer to SEC-83, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815019
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4. Perform DTC Confirmation Procedure.
Refer to SEC-83, "
DTC Logic".
Is the DTC B26E9 displayed again?
YES >> GO TO 2.
NO >> GO TO 3.
2.REPLACE STEERING LOCK UNIT
1. Replace steering lock unit.
2. Perform DTC confirmation procedure. Refer to SEC-83, "
DTC Logic".
Is the DTC B26E9 displayed again?
YES >> GO TO 3.
NO >> INSPECTION END
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B26E9 S/L STATUSBCM requests lock to steering lock unit, then steer-
ing lock unit transmits a recognition signal to BCM,
but steering lock unit remains unlocked.Steering lock unit

SEC-84
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B26EA KEY REGISTRATION
B26EA KEY REGISTRATION
DescriptionINFOID:0000000003815020
When the registered Intelligent Key is carried, the door lock/unlock operation and the push-button ignition
switch operation become possible.
DTC LogicINFOID:0000000003815021
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. 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”.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-84, "Diagnosis Procedure"
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815022
1.PERFORM INITIALIZATION
1. 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”.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> GO TO 2.
NO >> INSPECTION END
2.REPLACE INTELLIGENT KEY
1. Replace Intelligent Key. Reregister all Intelligent Keys
2. Perform initialization with CONSULT-III. For initialization, refer to “CONSULT-III Operation Manual NATS-
IVIS/NVIS”.
3. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> INSPECTION END
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B26EAKEY REGISTRA-
TIONIntelligent Key is not registered successfully. Improper registration operation
 Intelligent Key
BCM