Transmission Position Sensor/Switch: Testing and Inspection
TRANSMISSION RANGE 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 transmission range switch continuity.
Continuity
1. Disconnect the negative battery cable and the transmission range switch connector.
2. Remove the transmission range switch connector from the bracket.
3. Check continuity of the transmission range switch terminals.
4. If not correct, adjust or replace the transmission range switch.
5. Install the transmission range switch connector to the bracket.
6. Connect the transmission range switch connector and the negative battery cable.