Transmission Position Sensor/Switch: Testing and Inspection
PARK / NEUTRAL SWITCHInspection / Operation
1. Turn the ignition switch ON.
2. Shift the selector lever and verify that the selected range and range indicator (built into combination meter) positions are aligned.
3. Apply the parking brake and securely position wheel chocks to prevent the vehicle from rolling.
4. Verify that the starter operates with the ignition switch at START position and the selector lever in P and N ranges only.
5. Verify that the back-up lights illuminate when the selector lever is shifted to R range with the ignition switch at ON position.
6. If not as specified, check the park/neutral switch continuity.
Continuity
1. Disconnect the negative battery cable and the park/neutral switch connector.
2. Remove the park/neutral switch connector from the bracket.
3. Check continuity of the park/neutral switch terminals.
4. If not correct, adjust or replace the park/neutral switch.
5. Install the park/neutral switch connector to the bracket.
6. Connect the park/neutral switch connector and the negative battery cable.