Automatic Transmission Vehicles
CAUTION:
It is potentially hazardous if the memory store or recall is possible without the parking brake or park/neutral applied or with the vehicle speed above 4 mph. The cause must be immediately investigated. See SYMPTOM INDEX
table under SYSTEM TESTS.
NOTE:
Memory position, store and recall is only possible when the following conditions apply: Driver's door is open or ignition AUX or IGN; and parking brake applied; or park/neutral is engaged; vehicle speed is less than 4 mph.
- If memory position recall/store is possible without the parking brake applied (vehicle stationary), it is essential to check the following:
- Parking brake signal to the ECU.
- Park/neutral signal to the ECU.
- ECU.
- If memory recall is possible with the parking brake applied or park/neutral engaged, and vehicle speed above 4 mph, it is essential to check the following:
- Park/neutral signal to the ECU.
- Speed signal to the ECU.
- ECU.
- If memory position store/recall function is NOT possible after applying the parking brake or engaging park/neutral, check the following:
- Parking brake signal system continuity check.
- Park/neutral signal.
- ECU.