Operation CHARM: Car repair manuals for everyone.

Overdrive Switch: Testing and Inspection

O/D OFF SWITCH
Inspections:


Terminal voltage:
1. Remove the column covers.
2. Turn the ignition switch to ON.
3. Check the voltage between terminal C and a ground.







Remarks B+: Battery positive voltage
4. If not correct, go to the next step.

Continuity:
1. Disconnect the connector.
2. Check continuity between terminals A and C.







3. If not correct, replace the gear change knob as an assembly.