1. Check ASCD Steering Switch Circuit
With CONSULT-II
- Turn ignition switch ON.
- Select "MAIN SW", "RESUME/ACC SW", "SET SW" and "CANCEL SW" in "DATA MONITOR" mode with CONSULT-II.
- Check each item indication under the following conditions.
Without CONSULT-II
- Turn ignition switch ON.
- Check voltage between ECM terminal 99 and ground with pressing each button.
OK or NG
OK >> GO TO 7. CHECK INTERMITTENT INCIDENT .
NG >> GO TO 2. CHECK ASCD STEERING SWITCH GROUND CIRCUIT FOR OPEN AND SHORT .