NISSAN TEANA 2008 Service Manual

SEC-92
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B261A PUSH-BUTTON IGNITION SWITCH
B261A PUSH-BUTTON IGNITION SWITCH
DescriptionINFOID:0000000003815032
BCM transmits the change in the power supply position with the push-button ignition switch to IPDM E/R via
CAN communication. IPDM E/R transmits the power supply position status via CAN communication to BCM.
DTC LogicINFOID:0000000003815033
DTC DETECTION LOGIC
NOTE:
 If DTC B261A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B261A 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 push-button ignition switch for 1 second under the following condition.
- 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-92, "Diagnosis Procedure"
NO >> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE 2
1. Insert Intelligent Key into the key slot.
2. 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.
3. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-92, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815034
1.INSPECTION START
Check the case in which DTC is detected.
 Case1: It is detected when push-button ignition switch is pressed for 1 second
 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 PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 1
1. Turn ignition switch OFF.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B261APUSH-BUTTON
IGNITION
SWITCHBCM detects the difference between the following for
1 second or more
 Power supply position with push-button ignition
switch
 Power supply position from IPDM E/R (CAN) Harness or connectors
(Push-button ignition switch circuit is
open or shorted)
 Between BCM and push-button igni-
tion switch
 Between IPDM E/R and push-button
ignition switch

B261A PUSH-BUTTON IGNITION SWITCH
SEC-93
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2. Disconnect push-button ignition switch connector and IPDM E/R connector.
3. Check voltage between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> GO TO 3.
3.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 1
1. Disconnect BCM connector.
2. Check continuity between push-button ignition switch harness connector and BCM harness connector.
3. Check continuity between push-button ignition switch 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 PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 2
1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch connector and BCM connector.
3. Check voltage between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> GO TO 5.
5.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 2
1. Disconnect IPDM E/R connector.
2. Check continuity between push-button ignition switch harness connector and IPDM E/R harness connec-
tor.
3. Check continuity between push-button ignition switch harness connector and ground.
(+)
(–)Voltage (V)
(Approx.) Push-button ignition switch
Connector Terminal
M101 4 Ground Battery voltage
Push-button ignition switch BCM
Continuity
Connector Terminal Connector Terminal
M101 4 M122 89 Existed
Push-button ignition switch
GroundContinuity
Connector Terminal
M101 4 Not existed
(+)
(–)Voltage (V)
(Approx.) Push-button ignition switch
Connector Terminal
M101 4 Ground Battery voltage
Push-button ignition switch IPDM E/R
Continuity
Connector Terminal Connector Terminal
M101 4 E10 28 Existed
Push-button ignition switch
GroundContinuity
Connector Terminal
M101 4 Not existed

SEC-94
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B261A PUSH-BUTTON IGNITION SWITCH
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
NO >> Repair or replace harness.
6.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END

B261E VEHICLE TYPE
SEC-95
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B261E VEHICLE TYPE
DescriptionINFOID:0000000003815035
There are two types of vehicles.
HEV
 Conventional
DTC LogicINFOID:0000000003815036
DTC DETECTION LOGIC
NOTE:
 If DTC B261E is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
BCM : DTC Logic".
 If DTC B261E 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.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Go to SEC-95, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815037
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-95, "
DTC Logic".
Is the 1st trip DTC B261E 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
B261E VEHICLE TYPE Difference of BCM configuration BCM

SEC-96
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B2108 STEERING LOCK RELAY
B2108 STEERING LOCK RELAY
DescriptionINFOID:0000000003815038
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.
DTC LogicINFOID:0000000003815039
DTC DETECTION LOGIC
NOTE:
If DTC B2108 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-
28, "IPDM E/R : DTC 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-96, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815040
1.CHECK STEERING LOCK RELAY
Check voltage between IPDM E/R harness connector and ground.
Is the inspection normal?
YES >> GO TO 2.
NO >> Replace IPDM E/R. Refer to PCS-34, "
Removal and Installation".
2.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2108 STRG LCK RELAY ONIPDM E/R detects that the relay is stuck in the ON
position for about 1 second even if the IPDM E/R re-
ceives steering lock relay ON/OFF signal from BCM.IPDM E/R
(+)
(–) ConditionVoltage (V)
(Approx.) IPDM E/R
Connector Terminal
E10 11 GroundIgnition switch
OFFA few seconds after
opening the driver doorBattery voltage
Ignition switch
LOCKPress the push-button
ignition switchBattery voltage
Ignition switch ACC or ON 0

B2109 STEERING LOCK RELAY
SEC-97
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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B2109 STEERING LOCK RELAY
DescriptionINFOID:0000000003815041
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.
DTC LogicINFOID:0000000003815042
DTC DETECTION LOGIC
NOTE:
 If DTC B2109 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
SEC-28, "
IPDM E/R : DTC Logic".
 When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1 second), the DTC B2109 may be
detected.
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-97, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815043
1.CHECK POWER SUPPLY CIRCUIT
Check IPDM E/R power supply circuit. Refer to PCS-19, "
Diagnosis Procedure".
Is the circuit normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No. 48, located in IPDM E/R).
Is the inspection normal?
YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation".
NO >> Check the following.
 Harness for open or short between IPDM E/R and battery
Fuse
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2109STRG LCK RELAY
OFFIPDM E/R detects that the relay is stuck in the OFF
position for about 1 second even if the IPDM E/R
receives steering lock relay ON/OFF signal from
BCM. Harness or connector (Power sup-
ply circuit)
IPDM E/R
 Battery

SEC-98
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B210A STEERING LOCK CONDITION SWITCH
B210A STEERING LOCK CONDITION SWITCH
DescriptionINFOID:0000000003815044
There are 2 switches in the steering lock unit. IPDM E/R compares those 2 switches conditions to judge the
present steering status and transmit the result to BCM via CAN communication.
DTC LogicINFOID:0000000003815045
DTC DETECTION LOGIC
NOTE:
If DTC B210A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-
28, "IPDM E/R : 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-98, "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-98, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003815046
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.
2. Disconnect steering lock unit connector and IPDM E/R connector.
3. Check voltage between steering lock unit harness connector and ground.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B210ASTRG LCK STATE
SWIPDM E/R detects the difference between steering
condition switches 1 and 2 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

B210A STEERING LOCK CONDITION SWITCH
SEC-99
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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.
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-34, "Removal and Installation"
(+)
(–)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

SEC-100
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
B210A STEERING LOCK CONDITION SWITCH
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.
3. Check continuity between steering lock unit harness connector and ground.
(+)
(–)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

B210A STEERING LOCK CONDITION SWITCH
SEC-101
< COMPONENT DIAGNOSIS >[INTELLIGENT KEY SYSTEM]
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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.
Steering lock unit
GroundContinuity
Connector Terminal
M12 3 Not existed