Diagnosis Procedure
1.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
BCM
Automatic power liftgate control unit
Harness connectors B52 and B201
Check the continuity between the automatic power liftgate control unit harness connector and the harness connector.
Automatic power liftgate control unit harness connector
Harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
B55
32
B52
7
Existed
16
16
Existed
Is the inspection result normal?
(Present error)
Check CAN system type decision again.
(Past error)
Error was detected in the main line between the automatic power liftgate control unit and the driver seat control unit.
Repair the main line between the automatic power liftgate control unit and the harness connector B52.