Operation CHARM: Car repair manuals for everyone.

Cruise Control - Inoperative/Malfunctioning

DIAGNOSTIC AIDS

IMPORTANT: Perform the following in order to avoid misdiagnosis.
^ Inspect for proper operation of brake lamps.
^ Inspect throttle linkage for mechanical binding which could cause the system to malfunction.
^ Inspect cruise control cable adjustment, should have minimum slack.
^ EMI on the speed sensor signal circuit may cause erratic cruise control operation.

CONDITIONS FOR ENABLING CRUISE CONTROL
The vehicle speed is greater than 40 km/h (25 mph).

TEST

Steps 1-11:




Steps 12-23:




Steps 24-35: