NISSAN TEANA 2008 Service Manual

LAN-84
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 6)]
DLC BRANCH LINE CIRCUIT
DLC BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000003841836
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the data link connector for damage, bend and loose connection
(connector side and harness side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.
Is the measurement value within the specification?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the data link connector branch line circuit.
NO >> Repair the data link connector branch line.
Data link connector
Resistance (Ω)
Connector No. Terminal No.
M4 6 14 Approx. 54 – 66

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ABS BRANCH LINE CIRCUIT
LAN-85
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 6)]
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ABS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000003841837
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ABS actuator and electric unit (control unit) for damage, bend
and loose connection (unit side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the resistance between the ABS actuator and electric unit (control unit) harness connector termi-
nals.
- Models with ABS
- Models with VDC
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the ABS actuator and electric unit (control unit) branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ABS actuator and electric unit (control unit). Refer to the
following.
 Models with ABS: BRC-22, "
Diagnosis Procedure"
 Models with VDC: BRC-91, "Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the ABS actuator and electric unit (control unit).
 Models with ABS: BRC-60, "
Exploded View"
 Models with VDC: BRC-154, "Exploded View"
YES (Past error)>>Error was detected in the ABS actuator and electric unit (control unit) branch line.
NO >> Repair the power supply and the ground circuit.
ABS actuator and electric unit (control unit) harness connector
Resistance (Ω)
Connector No. Terminal No.
E34 26 15 Approx. 54 – 66
ABS actuator and electric unit (control unit) harness connector
Resistance (Ω)
Connector No. Terminal No.
E36 26 15 Approx. 54 – 66

LAN-86
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 6)]
TCM BRANCH LINE CIRCUIT
TCM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000003841838
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).
-TCM
- Harness connector F123
- Harness connector E6
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of TCM.
2. Check the resistance between the TCM harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the TCM branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the TCM. Refer to the following.
 VQ25DE: TM-249, "
Diagnosis Procedure"
 VQ35DE: TM-85, "Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the TCM. Refer to the following.
 VQ25DE: TM-315, "
Exploded View"
 VQ35DE: TM-153, "Exploded View"
YES (Past error)>>Error was detected in the TCM branch line.
NO >> Repair the power supply and the ground circuit.
TCM harness connector
Resistance (Ω)
Connector No. Terminal No.
F23 32 31 Approx. 54 – 66

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IPDM-E BRANCH LINE CIRCUIT
LAN-87
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 6)]
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IPDM-E BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000003841839
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the IPDM E/R for damage, bend and loose connection (unit side
and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of IPDM E/R.
2. Check the resistance between the IPDM E/R harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the IPDM E/R branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the IPDM E/R. Refer to PCS-19, "
Diagnosis Procedure".
Is the inspection result normal?
YES (Present error)>>Replace the IPDM E/R. Refer to PCS-34, "Exploded View".
YES (Past error)>>Error was detected in the IPDM E/R branch line.
NO >> Repair the power supply and the ground circuit.
IPDM E/R harness connector
Resistance (Ω)
Connector No. Terminal No.
E11 40 39 Approx. 108 – 132

LAN-88
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 6)]
CAN COMMUNICATION CIRCUIT
CAN COMMUNICATION CIRCUIT
Diagnosis ProcedureINFOID:0000000003841840
1.CONNECTOR INSPECTION
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect all the unit connectors on CAN communication system.
4. Check terminals and connectors for damage, bend and loose connection.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector terminals.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Check the harness and repair the root cause.
3.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector and the ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Check the harness and repair the root cause.
4.CHECK ECM AND IPDM E/R TERMINATION CIRCUIT
1. Remove the ECM and the IPDM E/R.
2. Check the resistance between the ECM terminals.
3. Check the resistance between the IPDM E/R terminals.
Is the measurement value within the specification?
YES >> GO TO 5.
NO >> Replace the ECM and/or the IPDM E/R.
5.CHECK SYMPTOM
Connect all the connectors. Check if the symptoms described in the “Symptom (Results from interview with
customer)” are reproduced.
Data link connector
Continuity
Connector No. Terminal No.
M4 6 14 Not existed
Data link connector
GroundContinuity
Connector No. Terminal No.
M46 Not existed
14 Not existed
ECM
Resistance (Ω)
Te r m i n a l N o .
98 97 Approx. 108 – 132
IPDM E/R
Resistance (Ω)
Te r m i n a l N o .
40 39 Approx. 108 – 132
LKIA0037E

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CAN COMMUNICATION CIRCUIT
LAN-89
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 6)]
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Inspection result
Reproduced>>GO TO 6.
Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is
detected.
6.CHECK UNIT REPRODUCTION
Perform the reproduction test as per the following procedure for each unit.
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect one of the unit connectors of CAN communication system.
NOTE:
ECM and IPDM E/R have a termination circuit. Check other units first.
4. Connect the battery cable to the negative terminal. Check if the symptoms described in the “Symptom
(Results from interview with customer)” are reproduced.
NOTE:
Although unit-related error symptoms occur, do not confuse them with other symptoms.
Inspection result
Reproduced>>Connect the connector. Check other units as per the above procedure.
Non-reproduced>>Replace the unit whose connector was disconnected.

LAN-90
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 9)]
MAIN LINE BETWEEN ADP AND DLC CIRCUIT
COMPONENT DIAGNOSIS
MAIN LINE BETWEEN ADP AND DLC CIRCUIT
Diagnosis ProcedureINFOID:0000000004459804
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
- Harness connector B11
- Harness connector M77
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the harness connectors B11 and M77.
2. Check the continuity between the harness connector terminals.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair the main line between the driver seat control unit and the harness connector B11.
3.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
Check the continuity between the harness connector and the data link connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main li ne between the driver seat control unit and the data link
connector.
NO >> Repair the main line between the harness connector M77 and the data link connector.
Connector No. Terminal No. Continuity
B11 19 44
Existed
18 43
Harness connector Data link connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M77 44
M4 6 Existed
43 14 Existed

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MAIN LINE BETWEEN DLC AND BCM CIRCUITLAN-91
< COMPONENT DIAGNOSIS > [CAN SYSTEM (TYPE 9)]
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MAIN LINE BETWEEN
DLC AND BCM CIRCUIT
Diagnosis ProcedureINFOID:0000000004459805
INSPECTION PROCEDURE
1.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Disconnect the following harness connectors.
-ECM
-BCM
4. Check the continuity between the data link connector and the BCM harness connector.
Is the inspection result normal?
YES (Present error)>>Check CA N system type decision again.
YES (Past error)>>Error was detected in the ma in line between the data link connector and the BCM.
NO >> Repair the main line between the data link connector and the BCM.
Data link connector BCM harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M4 6
M122 91 Existed
14 90 Existed

LAN-92
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 9)]
MAIN LINE BETWEEN BCM AND ABS CIRCUIT
MAIN LINE BETWEEN BCM AND ABS CIRCUIT
Diagnosis ProcedureINFOID:0000000004459806
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
- Harness connector M11
- Harness connector E105
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the following harness connectors.
-BCM
- Harness connectors M11 and E105
2. Check the continuity between the BC M harness connector and the harness connector.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair the main line between the BCM and the harness connector M11.
3.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the connector of ABS actuat or and electric unit (control unit).
2. Check the continuity between the harness connector and the ABS actuator and electric unit (control unit)
harness connector.
- Models with ABS
- Models with VDC
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the BCM and the ABS actuator and electric
unit (control unit).
NO >> Repair the main line between the harness connec tor E105 and the ABS actuator and electric unit
(control unit).
BCM harness connector Harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M122 91
M11 12 Existed
90 11 Existed
Harness connector ABS actuator and electric unit (control unit)
harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
E105 12
E34 26 Existed
11 1 5 E x i s t e d
Harness connector ABS actuator and electric unit (control unit)
harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
E105 12
E36 26 Existed
11 1 5 E x i s t e d

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ECM BRANCH LINE CIRCUIT
LAN-93
< COMPONENT DIAGNOSIS >[CAN SYSTEM (TYPE 9)]
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ECM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000003841809
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).
-ECM
- Harness connector E105
- Harness connector M11
- Harness connector M77 (Models with automatic drive positioner)
- Harness connector B11 (Models with automatic drive positioner)
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ECM.
2. Check the resistance between the ECM harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the ECM branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ECM. Refer to EC-132, "
Diagnosis Procedure".
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to EC-14, "ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Special Repair Requirement".
YES (Past error)>>Error was detected in the ECM branch line.
NO >> Repair the power supply and the ground circuit.
ECM harness connector
Resistance (Ω)
Connector No. Terminal No.
E16 98 97 Approx. 108 – 132