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![NISSAN TEANA 2008 Service Manual PCS-58
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
B2616 IGNITION RELAY CIRCUIT
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> Repair or NISSAN TEANA 2008 Service Manual PCS-58
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
B2616 IGNITION RELAY CIRCUIT
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> Repair or](/manual-img/5/57391/w960_57391-3448.png)
PCS-58
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
B2616 IGNITION RELAY CIRCUIT
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation".
NO >> Repair or replace harness.
3.CHECK IGNITION RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between ignition relay harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair ignition relay ground circuit.
4.CHECK IGNITION RELAY
Refer to PCS-58, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace ignition relay.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000003805751
1.CHECK IGNITION RELAY
1. Turn ignition switch OFF.
2. Remove ignition relay.
3. Check the continuity between ignition relay terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace Ignition relay
Ignition relay
GroundContinuity
Te r m i n a l
1Not existed
Ignition relay
GroundContinuity
Te r m i n a l
2Existed
Terminals Condition Continuity
3 and 512 V direct current supply between terminals 1 and 2 Existed
No current supply Not existed
PBIB0098E
Page 3450 of 5121
![NISSAN TEANA 2008 Service Manual PCS
B2618 BCM
PCS-59
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B2618 BCM
DescriptionINFOID:0000000003805752
BCM controls the various electrical components and si NISSAN TEANA 2008 Service Manual PCS
B2618 BCM
PCS-59
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B2618 BCM
DescriptionINFOID:0000000003805752
BCM controls the various electrical components and si](/manual-img/5/57391/w960_57391-3449.png)
PCS
B2618 BCM
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B2618 BCM
DescriptionINFOID:0000000003805752
BCM controls the various electrical components and simultaneously supplies power according to the power
supply position.
BCM checks the power supply position internally.
DTC LogicINFOID:0000000003805753
DTC DETECTION LOGIC
NOTE:
If DTC B2618 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
PCS-46, "
BCM : DTC Logic".
If DTC B2618 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
PCS-48, "
BCM : 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 PCS-59, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003805754
1.INSPECTION START
1. Turn ignition switch ON.
2. Select “Self diagnostic result” mode with CONSULT-III.
3. Touch “ERASE”.
4.Perform DTC Confirmation Procedure.
See PCS-59, "
DTC Logic".
Is the 1st trip DTC B2618 displayed again?
YES >> Replace BCM. Refer to BCS-78, "Removal and Installation"
NO >> INSPECTION END
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B2618 BCMAn immediate operation of ignition relay (IPDM E/
R) is requested by BCM, but there is no response
for more than 1 secondBCM
Page 3451 of 5121
![NISSAN TEANA 2008 Service Manual PCS-60
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
B261A PUSH-BUTTON IGNITION SWITCH
B261A PUSH-BUTTON IGNITION SWITCH
DescriptionINFOID:0000000003805755
BCM transmits the change in the power s NISSAN TEANA 2008 Service Manual PCS-60
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
B261A PUSH-BUTTON IGNITION SWITCH
B261A PUSH-BUTTON IGNITION SWITCH
DescriptionINFOID:0000000003805755
BCM transmits the change in the power s](/manual-img/5/57391/w960_57391-3450.png)
PCS-60
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
B261A PUSH-BUTTON IGNITION SWITCH
B261A PUSH-BUTTON IGNITION SWITCH
DescriptionINFOID:0000000003805755
BCM transmits the change in the power supply position with the push-button ignition switch to IPDM E/R via
the CAN communication line. IPDM E/R transmits the power supply position status via CAN communication
line to BCM.
DTC LogicINFOID:0000000003805756
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 PCS-60, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003805757
1.CHECK PUSH-BUTTON IGNITION SWITCH OPERATION
Press push-button ignition switch and check if it turns ON.
Does ignition switch turn ON?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)
1. Disconnect push-button ignition switch connector and BCM connector.
2. Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace IPDM E/R. Refer to PCS-34, "
Removal and Installation".
3.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)
1. Disconnect IPDM E/R connector.
2. Check continuity between IPDM E/R harness connector and push-button ignition switch harness connec-
tor.
DTC No.Trouble diagnosis
nameDTC detecting condition Possible cause
B261APUSH-BUTTON IG-
NITION SWITCH BCM detects a difference of signal for 1 second or
more between the following information.
Power supply position by push-button ignition
switch
Power supply position from IPDM E/R (CAN) Harness or connectors
(Push-button ignition switch circuit
is open or shorted.)
(+)
(–)Voltage (V)
(Approx.) IPDM E/R
Connector Terminal
E10 28 Ground Battery voltage
Page 3452 of 5121
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B261A PUSH-BUTTON IGNITION SWITCH
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3. Check continuity between IPDM E/R harness connector and ground.
Is the NISSAN TEANA 2008 Service Manual PCS
B261A PUSH-BUTTON IGNITION SWITCH
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3. Check continuity between IPDM E/R harness connector and ground.
Is the](/manual-img/5/57391/w960_57391-3451.png)
PCS
B261A PUSH-BUTTON IGNITION SWITCH
PCS-61
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3. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
4.CHECK IGNITION SWITCH OUTPUT SIGNAL (BCM)
1. Connect BCM connector.
2. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace BCM. Refer to BCS-78, "
Removal and Installation".
5.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)
1. Disconnect BCM connector and IPDM E/R connector.
2. Check continuity between BCM harness connector and push-button ignition switch harness connector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
6.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
IPDM E/R Push-button ignition switch
Continuity
Connector Terminal Connector Terminal
E10 28 M101 4 Existed
IPDM E/R
GroundContinuity
Connector Terminal
E10 28 Not existed
(+)
(–)Voltage (V)
(Approx.) BCM
Connector Terminal
M122 89 Ground Battery voltage
BCM Push-button ignition switch
Continuity
Connector Terminal Connector Terminal
M122 89 M101 4 Existed
BCM
GroundContinuity
Connector Terminal
M122 89 Not existed
Page 3453 of 5121
![NISSAN TEANA 2008 Service Manual PCS-62
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis ProcedureINFOID:0000000003805758
1.CHECK FUSE AND FUSIBLE NISSAN TEANA 2008 Service Manual PCS-62
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis ProcedureINFOID:0000000003805758
1.CHECK FUSE AND FUSIBLE](/manual-img/5/57391/w960_57391-3452.png)
PCS-62
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis ProcedureINFOID:0000000003805758
1.CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Is the fuse fusing?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO >> GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES >> INSPECTION END
NO >> Repair or replace harness.
Signal name Fuse and fusible link No.
Battery power supplyI
10
(+)
(−)Voltage (V)
(Approx.) BCM
Connector Terminal
M118 1
Ground Battery voltage M119 11
M123 116
BCM
GroundContinuity
Connector Terminal
M119 13 Existed
Page 3454 of 5121
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PUSH-BUTTON IGNITION SWITCH
PCS-63
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DescriptionINFOID:0000000003805759
BCM transmits the NISSAN TEANA 2008 Service Manual PCS
PUSH-BUTTON IGNITION SWITCH
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DescriptionINFOID:0000000003805759
BCM transmits the](/manual-img/5/57391/w960_57391-3453.png)
PCS
PUSH-BUTTON IGNITION SWITCH
PCS-63
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PUSH-BUTTON IGNITION SWITCH
DescriptionINFOID:0000000003805759
BCM transmits the change in the power supply position with the push-button ignition switch to IPDM E/R via
the CAN communication line. IPDM E/R transmits the power supply position status via CAN communication
line to BCM.
Component Function CheckINFOID:0000000003805760
1.CHECK FUNCTION
1. Select “PUSH SW” in “Data Monitor” mode with CONSULT-III.
2. Check the push-button ignition switch signal under the following condition.
Is the indication normal?
YES >> INSPECTION END
NO >> Go to PCS-63, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000003805761
1.CHECK PUSH-BUTTON IGNITION SWITCH OPERATION
Press push-button ignition switch and check if it turns ON.
Does ignition switch turn ON?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)
1. Turn ignition switch ON.
2. Disconnect push-button ignition switch connector and BCM connector.
3. Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace IPDM E/R. Refer to PCS-34, "
Removal and Installation".
3.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)
1. Disconnect IPDM E/R connector.
2. Check continuity between IPDM E/R harness connector and push-button ignition switch harness connec-
tor.
3. Check continuity between IPDM E/R harness connector and ground.
Test item Condition Status
PUSH SWPush-button ignition switch is pressed ON
Push-button ignition switch is not pressed OFF
(+)
(–)Voltage (V)
(Approx.) IPDM E/R
Connector Terminal
E10 28 Ground Battery voltage
IPDM E/R Push-button ignition switch
Continuity
Connector Terminal Connector Terminal
E10 28 M101 4 Existed
Page 3455 of 5121
![NISSAN TEANA 2008 Service Manual PCS-64
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
4.CHECK IGNITION SWITCH OUTPUT S NISSAN TEANA 2008 Service Manual PCS-64
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
4.CHECK IGNITION SWITCH OUTPUT S](/manual-img/5/57391/w960_57391-3454.png)
PCS-64
< COMPONENT DIAGNOSIS >[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
4.CHECK IGNITION SWITCH OUTPUT SIGNAL (BCM)
1. Disconnect push-button ignition switch connector and IPDM E/R connector.
2. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace BCM. Refer to BCS-78, "
Removal and Installation".
5.CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and push-button ignition switch harness connector.
3. Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair or replace harness.
6.CHECK INTERMITTENT INCIDENT
Refer to GI-35, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000003805762
1.CHECK PUSH-BUTTON IGNITION SWITCH
1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch connector.
3. Check continuity between push-button ignition switch terminals.
Is the inspection result normal?
IPDM E/R
GroundContinuity
Connector Terminal
E10 28 Not existed
(+)
(–)Voltage (V)
(Approx.) BCM
Connector Terminal
M122 89 Ground Battery voltage
BCM Push-button ignition switch
Continuity
Connector Terminal Connector Terminal
M122 89 M101 4 Existed
BCM
GroundContinuity
Connector Terminal
M122 89 Not existed
Push-button ignition switch
Condition Continuity
Te r m i n a l
14Push-button ignition
switchPressed Existed
Not pressed Not existed
Page 3456 of 5121
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PUSH-BUTTON IGNITION SWITCH
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YES >> INSPECTION END
NO >> Replace push-button ignition switch. Refer to PCS-127, "
Removal and Installation".