DTC 0 Control Unit

1. Perform self-diagnosis.
2. Check if any item other than "CONTROL UNIT [C1A00]" (DTC 0) is indicated on self-diagnosis display.

Is any indicated? 

Yes:

1. Repair or replace applicable item. Refer to "DIAGNOSTIC TROUBLE CODE (DTC) CHART ".
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.

No:

1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.