Diagnostic Procedures
- Install scan tool. Start engine. Turn off cruise control switch. Check if DTC P0565 is active. If DTC is active, go to next step. If DTC is not active, go to step 4).
- Turn engine off. Disable air bag system. See appropriate AIR BAG RESTRAINT SYSTEM article in the ACCESSORIES/SAFETY EQUIPMENT section. Remove driver's side inflator module. Disconnect harness connector from cruise control switch. Start engine. Check if DTC P0565 is active. If DTC is active, go to next step. If DTC is not active, replace cruise control switch.
- Turn engine off. Remove upper steering column shroud. Disconnect Black 4-wire air bag roll connector. Start engine. Check if DTC P0565 is active. If DTC is active, check cruise switch input circuit to PCM for short to voltage. If circuit is okay, replace PCM. If DTC is not active, replace air bag roll connector.
- Turn on cruise control switch. Check if DTC P0565 is active. If DTC is active, replace cruise control switch. If DTC is not active, go to next step.
- Press and hold SET/COAST button for 3 seconds and release. If DTC is active when SET/COAST button is depressed, replace cruise control switch. If DTC is not active when SET/COAST button is depressed, go to next step.
- Press and hold RESUME/ACCEL button for 3 seconds and release. Check if DTC P0565 is active. If DTC is active, replace cruise control switch. If DTC is not active, problem is intermittent. See DIAGNOSTIC AIDS.