NO UPSHIFT 3RD To O/D
- Check O/D switch and O/D OFF indicator light circuit. See O/D SWITCH, O/D OFF INDICATOR LIGHT CIRCUIT chart in TESTS W/CODES article.
- Check solenoid No. 1 and No. 2 circuit. See CODES 6 and CODE 63 in TESTS W/CODES article.
- Check main throttle position sensor circuit. See MAIN THROTTLE POSITION SENSOR CIRCUIT chart in TESTS W/CODES article.
- Check speed sensor No. 1. See CODE 42 in TESTS W/CODES article.
- Check speed sensor No. 2. See CODE 61 in TESTS W/CODES article.
- Check neutral start switch circuit. See NEUTRAL START SWITCH CIRCUIT chart in TESTS W/CODES article.
- Check O/D cancel signal circuit. See O/D CANCEL SIGNAL CIRCUIT chart in TESTS W/CODES article.
- Check water temperature sensor. See CODE 22 in TESTS W/CODES article.
- Check transmission for mechanical failure.
- Check ECU. See SYSTEM/COMP TESTS article.