Wiper Switch: Testing and Inspection
RIGHT MULTIFUNCTION SWITCH1. Disconnect and isolate the battery negative cable.
2. Remove the right multi-function switch from the steering column and disconnect the instrument panel wire harness connector for the switch from the switch connector.
Right (wiper) Multi-Function Switch Continuity/Resistance:
3. Using an ohmmeter, check the right multi-function switch continuity and resistances at the switch terminals as shown in the RIGHT (WIPER) MULTIFUNCTION SWITCH CONTINUITY/RESISTANCE.
4. If the right multi-function switch fails any of the continuity or resistance tests, replace the faulty right multi-function switch as required.