Is there continuity?
YES -
Faulty VSA modulator-control unit; replace the VSA modulator-control unit.?
NO -
Repair an open in the wire between the ACC unit and the branch of the F-CAN B line (F-CAN B L).?
13. Turn the ignition switch to LOCK (0).
14. Disconnect the ACC unit 20P connector.
15. Disconnect the VSA modulator-control unit 46P connector.
16. Check for continuity between ACC unit 20P connector terminal No. 10 and VSA modulator-control unit 46P connector terminal No. 39.
Is there continuity?
YES -
Go to step 17.
NO -
Repair an open in the wire between the ACC unit and the branch of the F-CAN A line (F-CAN A H).?
17. Check for continuity between ACC unit 20P connector terminal No. 20 and VSA modulator-control unit 46P connector terminal No. 38.
