G37x Coupe AWD V6-3.7L (VQ37VHR) (2009)
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 4WAS main control unit.
NO - Repair the main line between the driver seat control unit and the 4WAS main control unit.
CAN System (Type 4)
MAIN LINE BETWEEN ADP AND RAS CIRCUIT
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the harness connectors M7 and B1.
4. Check the continuity between the harness connector terminals.
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 4WAS main control unit.
NO - Repair the main line between the driver seat control unit and the 4WAS main control unit.
CAN System (Type 6)
MAIN LINE BETWEEN ADP AND RAS CIRCUIT
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the harness connectors M7 and B1.
4. Check the continuity between the harness connector terminals.
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 4WAS main control unit.
NO - Repair the main line between the driver seat control unit and the 4WAS main control unit.
CAN System (Type 8)
MAIN LINE BETWEEN ADP AND RAS CIRCUIT
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the harness connectors M7 and B1.
4. Check the continuity between the harness connector terminals.
Is the inspection result normal?