Cruise Control Switch: Testing and Inspection

For complete speed control system diagnosis, refer to the Powertrain Management/Computer and Control System for appropriate Powertrain Diagnostic Procedures. To test each of the speed control switches only, refer to the following:

WARNING: BEFORE ATTEMPTING TO DIAGNOSE, REMOVE OR INSTALL ANY AIRBAG SYSTEM OR RELATED STEERING WHEEL AND STEERING COLUMN COMPONENTS, YOU MUST FIRST DISCONNECT AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE. WAIT 2 MINUTES FOR SYSTEM CAPACITOR TO DISCHARGE BEFORE FURTHER SYSTEM SERVICE. FAILURE TO DO SO COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.

1. Disconnect negative battery cable. Wait 2 Minutes for airbag system capacitor to discharge.
2. Remove the two speed control switch modules from steering wheel. Refer to the removal/installation for procedures.

Speed Control Switch Continuity Tests:

3. Check continuity of each individual speed control switch module as shown in chart. If OK, reinstall switch. If not OK, replace switch module assembly.