CAN

MAIN LINE BETWEEN DLC AND ADP CIRCUIT

Diagnosis Procedure


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 M40
-Harness connector B69
Is the inspection result normal?
YES- GO TO 2.
NO- Repair the terminal and connector.

2. CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.Disconnect the harness connectors M40 and B69.
2.Check the continuity between the data link connector and the harness connector.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair the main line between the data link connector and the harness connector M40.

3. CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.Disconnect the harness connectors B54 and B200.
2.Check the continuity between the harness connectors





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 data link connector and the driver seat control unit.
NO- Repair the main line between the harness connectors B69 and B54.
Revision: March 20122013 Infiniti JX