Description & Operation: Notes
Cruise control system is electrically operated and vacuum-actuated. Major components of cruise control system include a vacuum pump, actuator, cruise control switch and Electronic Cruise Control Unit (ECU). See Fig 1 . Cruise control switch is an integral part of combination switch assembly. Combination switch incorporates cruise control switch, headlight, turn signal, dimmer/passing and wiper/washer switches.
Cruise control system contains a self-diagnostic system. When cruise control system is canceled by abnormal system operation, cause of cancellation is stored by the ECU in a separate circuit.