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![NISSAN LATIO 2010 Service Repair Manual LAN-128
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
BCM BRANCH LINE CIRCUIT
BCM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531880
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. D NISSAN LATIO 2010 Service Repair Manual LAN-128
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
BCM BRANCH LINE CIRCUIT
BCM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531880
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
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LAN-128
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
BCM BRANCH LINE CIRCUIT
BCM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531880
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 BCM 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 BCM.
2. Check the resistance between the BCM harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the BCM branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the BCM. Refer to BCS-16, "
BCM Power Supply and Ground
Circuit Inspection".
Is the inspection result normal?
YES (Present error)>>Replace the BCM. Refer to BCS-19, "Removal and Installation of BCM".
YES (Past error)>>Error was detected in the BCM branch line.
NO >> Repair the power supply and the ground circuit.
BCM harness connector Resistance (Ω)
Connector No. Terminal No.
M18 3940Approx. 54 – 66
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DLC BRANCH LINE CIRCUITLAN-129
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Diagnosis ProcedureINFOID:0000000005531881
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e 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 CA N 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.
M22 614Approx. 54 – 66
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![NISSAN LATIO 2010 Service Repair Manual LAN-130
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
EPS BRANCH LINE CIRCUIT
EPS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531882
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. D NISSAN LATIO 2010 Service Repair Manual LAN-130
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
EPS BRANCH LINE CIRCUIT
EPS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531882
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. D](/manual-img/5/57358/w960_57358-2938.png)
LAN-130
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
EPS BRANCH LINE CIRCUIT
EPS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531882
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 EPS 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 EPS control unit.
2. Check the resistance between the EPS control unit harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the EPS control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the EPS control unit. Refer to STC-9, "
Diagnosis Proce-
dure".
Is the inspection result normal?
YES (Present error)>>Replace the EPS control unit. Refer to PS-9, "Removal and Installation".
YES (Past error)>>Error was detected in the EPS control unit branch line.
NO >> Repair the power supply and the ground circuit.
EPS control unit harness connector Resistance (Ω)
Connector No. Terminal No.
M53 916Approx. 54 – 66
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![NISSAN LATIO 2010 Service Repair Manual M&A BRANCH LINE CIRCUITLAN-131
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Diagnosis ProcedureINFOID:0000000005531884
1.CHECK CONNECTOR
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Diagnosis ProcedureINFOID:0000000005531884
1.CHECK CONNECTOR
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M&A BRANCH LINE CIRCUITLAN-131
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Diagnosis ProcedureINFOID:0000000005531884
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connectors of the combination meter 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 combination meter.
2. Check the resistance between the combination meter harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the combination meter branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the combination meter. Refer to DI-15, "
Power Supply and
Ground Circuit Inspection".
Is the inspection result normal?
YES (Present error)>>Replace the combination meter. Refer to IP-12, "Removal and Installation".
YES (Past error)>>Error was detected in the combination meter branch line.
NO >> Repair the power supply and the ground circuit.
Combination meter harness connector Resistance (Ω)
Connector No. Terminal No.
M24 12Approx. 54 – 66
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![NISSAN LATIO 2010 Service Repair Manual LAN-132
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
ABS BRANCH LINE CIRCUIT
ABS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531886
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. D NISSAN LATIO 2010 Service Repair Manual LAN-132
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
ABS BRANCH LINE CIRCUIT
ABS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531886
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
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LAN-132
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
ABS BRANCH LINE CIRCUIT
ABS BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531886
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 actuat or and electric unit (control unit).
2. Check the resistance between the ABS actuator and electric unit (control unit) harness connector termi-
nals.
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 ac tuator and electric unit (control unit). Refer to the
following.
• Models with ABS: BRC-29, "
ABS Control Unit Power and Ground Systems Inspection"
• Models with VDC: BRC-75, "ABS/TCS/VDC Control Unit Power and Ground Systems Inspection"
Is the inspection result normal?
YES (Present error)>>Replace the ABS actuator and electric unit (control unit). Refer to the following.
• Models with ABS: BRC-37, "
Removal and Installation"
• Models with VDC: BRC-89, "Removal and Installation"
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.
E33 2615Approx. 54 – 66
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![NISSAN LATIO 2010 Service Repair Manual TCM BRANCH LINE CIRCUITLAN-133
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Diagnosis ProcedureINFOID:0000000005531887
1.CHECK CONNECTOR
1. NISSAN LATIO 2010 Service Repair Manual TCM BRANCH LINE CIRCUITLAN-133
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Diagnosis ProcedureINFOID:0000000005531887
1.CHECK CONNECTOR
1.](/manual-img/5/57358/w960_57358-2941.png)
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TCM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531887
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the terminals and connector of the TCM 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 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.
• A/T models: AT-169, "
Diagnosis Procedure"
• CVT models: CVT-115, "Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the TCM. Refer to the following.
• A/T models: AT-212, "
Removal and Installation"
• CVT models: CVT-159, "Removal and Installation"
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.
E31 5 6 Approx. 54 – 66
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![NISSAN LATIO 2010 Service Repair Manual LAN-134
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
IPDM-E BRANCH LINE CIRCUIT
IPDM-E BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531888
1.CHECK CONNECTOR
1. Turn the ignition switch OFF NISSAN LATIO 2010 Service Repair Manual LAN-134
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
IPDM-E BRANCH LINE CIRCUIT
IPDM-E BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531888
1.CHECK CONNECTOR
1. Turn the ignition switch OFF](/manual-img/5/57358/w960_57358-2942.png)
LAN-134
< SERVICE INFORMATION >[CAN SYSTEM (TYPE 10)]
IPDM-E BRANCH LINE CIRCUIT
IPDM-E BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000005531888
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 fo r damage, bend and loose connection (unit side and con-
nector side).
- IPDM E/R
- Harness connector E7 (M/T models without ABS)
- Harness connector M69 (M /T models without ABS)
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 circ uit of the IPDM E/R. Refer to PG-27, "
IPDM E/R Power/Ground
Circuit Inspection".
Is the inspection result normal?
YES (Present error)>>Replace the IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R".
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.
E46 4140Approx. 108 – 132
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![NISSAN LATIO 2010 Service Repair Manual CAN COMMUNICATION CIRCUITLAN-135
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CAN COMMUNICATION CIRCUIT
Diagnosis ProcedureINFOID:0000000005531889
1.CONNECTOR INSPE NISSAN LATIO 2010 Service Repair Manual CAN COMMUNICATION CIRCUITLAN-135
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CAN COMMUNICATION CIRCUITLAN-135
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CAN COMMUNICATION CIRCUIT
Diagnosis ProcedureINFOID:0000000005531889
1.CONNECTOR INSPECTION
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e 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 CONTINUI TY (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 CONTINUI TY (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 descr ibed in the “Symptom (Results from interview with
customer)” are reproduced.
Data link connector Continuity
Connector No. Terminal No.
M22 6 14 Not existed
Data link connector
GroundContinuity
Connector No. Terminal No.
M22 6
Not existed
14 Not existed
ECM
Resistance (Ω)
Te r m i n a l N o .
84 83 Approx. 108 – 132
IPDM E/R Resistance (Ω)
Te r m i n a l N o .
41 40Approx. 108 – 132
LKIA0037E
Revision: January 20102010 Versa