EX35 AWD V6-3.5L (VQ35HR) (2009)
Is the inspection result normal?
YES - GO TO 3.
NO - Repair the main line between the driver seat control unit and the harness connector B1.
3.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the harness connectors M6 and E106.
2. Check the continuity between the harness connectors.
Is the inspection result normal?
YES - GO TO 4.
NO - Repair the main line between the harness connectors M7 and M6.
4.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the continuity between the harness connector and the ABS actuator and electric unit (control unit) harness connector.
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 driver seat control unit and the ABS actuator and electric unit (control unit).
NO - Repair the main line between the harness connector E106 and the ABS actuator and electric unit
(control unit).
CAN
ECM BRANCH LINE CIRCUIT
Diagnosis Procedure
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 ECM 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 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