Harsh Engagement: Lock-Up
- Check main throttle position sensor circuit. See MAIN THROTTLE POSITION SENSOR CIRCUIT chart in TESTS W/CODES article.
- Check solenoid No. 3 circuit. See CODE 64 in TESTS W/CODES article.
- Check speed sensor No. 2. See CODE 61 in TESTS W/CODES article.
- Check transmission for mechanical failure.
- Check ECU. See SYSTEM/COMP TESTS article.