Cruise Control Servo: Testing and Inspection

Actuator Test




1. Disconnect the 4P connector (A) from the actuator (B).




2. Remove the cover (A), and check the output linkage (B) for smooth movement.
3. Connect the battery power to the No.2 terminal and ground to the No.1 terminal.
4. Check for a clicking sound from the magnetic clutch. The output linkage should be locked.
5. If the output linkage is not locked, replace the actuator assembly.




6. Check the operation of the actuator motor in each output linkage position according to the table. You should be able to hear the motor.