Parking and Back-Up Sensor Control Unit Input Test

Parking and Back-up Sensor Control Unit Input Test

Touring model

1. Remove the driver's dashboard lower cover Driver's Lower Dashboard Switch Panel Removal/Installation.

2. Disconnect the 22P connector (A) from the parking and back-up sensor control unit (B).





3. Inspect the connector and socket terminals to be sure they are all making good contact.

- If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
- If the terminals look OK, go to step 4.

4. With the connector still disconnected, do these input tests at the connector.

- If any test indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, control unit must be faulty; replace it.





Touring model





5. Reconnect the 22P connector to the parking/back-up sensor control unit, and do these input tests at the following connector.

- If any test indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, control unit must be faulty; replace it.