Past trouble
- When DTC C1015 is also set, carry out diagnosis with particular emphasis on wiring harness and connector failures between ASC-ECU and the wheel speed sensor. For diagnosis procedures, refer to How to treat past trouble ( HOW TO COPE WITH INTERMITTENT MALFUNCTION ).
- When DTC C1015 is not set, the following conditions may be present:
- Some wheels slip
- Unstable vehicle attitude
- External noise interference
- Vehicle ran with the parking brake applied.
- Rotate only two wheels with drum tester