Cruise Control 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 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.

Battery power polarities Output linkage position 
(+) (-) FULL CLOSE MIDDLE POSITION FULL
OPEN 
No. 4
Terminal 
No. 3
Terminal 
The motor runs. The motor runs. The motor stops. 
No. 3
Terminal 
No. 4
Terminal 
The motor stops. The motor runs. The motor runs. 

 

7.If the actuator motor does not operate as specified, replace the actuator assembly.