Overdrive Switch: Testing and Inspection
O/D OFF SWITCH INSPECTIONInspection Of Operation
1. Turn the ignition switch from OFF to ON.
2. Verify that the O/D OFF indicator light is not illuminated. Depress the O/D OFF switch and verify that the O/D OFF indicator light illuminates.
3. If not as specified, inspect the terminal voltage of the O/D OFF switch.
Inspection Of Voltage
1. Remove the rear console.
2. Turn the ignition switch to ON.
3. Measure the voltage at the O/D OFF switch connector.
4. If not as specified, inspect for continuity at the O/D OFF switch.
5. Install the rear console.
Inspection Of Continuity
1. Disconnect the negative battery cable.
2. Remove the rear console.
3. Disconnect the O/D OFF switch connector.
4. Inspect for continuity at the O/D OFF switch.
5. If not as specified, replace the selector lever knob component.
6. If the switch is okay, inspect the wiring harness. (O/D OFF switch-transmission control module, O/D OFF switch-Body ground.)
7. Install the rear console.
8. Connect the negative battery cable.