NISSAN TEANA 2008 Service Manual

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
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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

B2612 STEERING STATUS
SEC-85
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B2612 STEERING STATUS
DescriptionINFOID:0000000003815023
There are 2 switches in the steering lock unit. IPDM E/R compares those 2 switch conditions to judge the
present steering status and transmit the result to BCM via CAN communication.
DTC LogicINFOID:0000000003815024
DTC DETECTION LOGIC
NOTE:
 If DTC B2612 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B2612 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. Press the push-button ignition switch 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-85, "Diagnosis Procedure".
NO >> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE 2
1. Turn ignition switch ON.
2. Turn ignition switch OFF.
3. Press door switch.
4. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-85, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815025
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
1. Turn ignition switch OFF.
DTC Self-diagnosis name DTC detecting condition Possible causes
B2612 STEERING STATUSBCM detects the difference between
the following status for 1 second
 Steering lock or unlock
 Feedback of steering lock status from
IPDM E/R (CAN) 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-86
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2612 STEERING STATUS
2. Disconnect steering lock unit connector and IPDM E/R 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.
3.CHECK STEERING LOCK UNIT CIRCUIT-1
1. Disconnect BCM connector.
2. Check continuity between steering lock unit harness connector and BCM harness connector.
3. Check continuity between steering lock unit harness connector and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> Repair or replace harness.
4.CHECK IPDM E/R OUTPUT SIGNAL
1. Connect IPDM E/R connector.
2. Disconnect BCM connector.
3. Check voltage between steering lock unit harness connector and ground.
Is the inspection result normal?
YES >> Replace steering lock unit.
NO >> GO TO 5.
5.CHECK STEERING LOCK UNIT CIRCUIT-2
1. Disconnect IPDM E/R connector.
2. Check continuity between steering lock unit harness connector and IPDM E/R harness connector.
3. Check continuity between steering lock unit harness connector and ground.
(+)
(–)Voltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 8 Ground Battery voltage
Steering lock unit BCM
Continuity
Connector Terminal Connector Terminal
M12 8 M122 98 Existed
Steering lock unit
GroundContinuity
Connector Terminal
M12 8 Not existed
(+)
(–)Voltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 8 Ground Battery voltage
Steering lock unit IPDM E/R
Continuity
Connector Terminal Connector Terminal
M12 8 E10 33 Existed
Steering lock unit
GroundContinuity
Connector Terminal
M12 8 Not existed

B2612 STEERING STATUS
SEC-87
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Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
NO >> Repair or replace harness.
6.CHECK BCM OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect steering lock unit connector and IPDM E/R connector.
3. Check voltage between steering lock unit harness connector and ground.
Is the inspection result normal?
YES >> GO TO 8.
NO >> GO TO 7.
7.CHECK STEERING LOCK UNIT CIRCUIT-3
1. Disconnect BCM connector.
2. Check continuity between steering lock unit harness connector and BCM harness connector.
3. Check continuity between steering lock unit harness connector and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation"
NO >> Repair or replace harness.
8.CHECK IPDM E/R OUTPUT SIGNAL
1. Connect IPDM E/R connector.
2. Disconnect BCM connector.
3. Check voltage between steering lock unit harness connector and ground.
Is the inspection result normal?
YES >> Replace steering lock unit.
NO >> GO TO 9.
9.CHECK STEERING LOCK UNIT CIRCUIT-4
1. Disconnect IPDM E/R connector.
2. Check continuity between steering lock unit harness connector and IPDM E/R harness connector.
(+)
(–)Voltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 3 Ground Battery voltage
Steering lock unit BCM
Continuity
Connector Terminal Connector Terminal
M12 3 M122 97 Existed
Steering lock unit
GroundContinuity
Connector Terminal
M12 3 Not existed
(+)
(–)Voltage (V)
(Approx.) Steering lock unit
Connector Terminal
M12 3 Ground Battery voltage
Steering lock unit IPDM E/R
Continuity
Connector Terminal Connector Terminal
M12 3 E10 32 Existed

SEC-88
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2612 STEERING STATUS
3. Check continuity between steering lock unit harness connector and ground.
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
NO >> Repair or replace harness.
Steering lock unit
GroundContinuity
Connector Terminal
M12 3 Not existed

B2617 STARTER RELAY CIRCUIT
SEC-89
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B2617 STARTER RELAY CIRCUIT
DescriptionINFOID:0000000003815026
Located in IPDM E/R, it 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 communica-
tion.
DTC LogicINFOID:0000000003815027
DTC DETECTION LOGIC
NOTE:
 If DTC B2617 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B2617 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
SEC-30, "
BCM : DTC Logic".
 If DTC B2617 is displayed with DTC B2611, first perform the trouble diagnosis for DTC B2611. Refer to
SEC-89, "
DTC Logic".
 If DTC B2617 is displayed with DTC B210E for IPDM E/R, first perform the trouble diagnosis for DTC
B210E. Refer to SEC-105, "
DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
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-89, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815028
1.CHECK STARTER RELAY
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
B2617STARTER RELAY
CIRCUITAn immediate operation of starter relay is request-
ed by BCM, but there is no response for more than
1 second Harness or connectors
(Starter relay circuit is open or short-
ed)
IPDM E/R
(+)
(–) ConditionVoltage (V)
(Approx.) BCM
Connector Terminal
M121 52 Ground Selector leverN or P position Battery voltage
Other than above 0

SEC-90
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2617 STARTER RELAY CIRCUIT
4. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
NO >> Repair or replace harness.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
IPDM E/R BCM
Continuity
Connector Terminal Connector Terminal
E11 46 M121 52 Existed
IPDM E/R
GroundContinuity
Connector Terminal
E11 46 Not existed

B2619 BCM
SEC-91
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B2619 BCM
DescriptionINFOID:0000000003815029
BCM requests 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:0000000003815030
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch 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-91, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815031
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-91, "
DTC Logic".
Is the DTC B2619 displayed again?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2619 BCMBCM detects a mismatch between the power supplied to the
steering lock unit and the feedback for one second or more.BCM