Cruise Control Servo: Testing and Inspection

1. Disconnect actuator cable from actuator rod and 4 pin connector.
2. Connect battery positive wire to brown/white terminal and negative to brown/black, brown and black terminals of 4 pin connector.
3. Connect a vacuum pump to check valve, then apply vacuum to actuator.
4. The actuator rod should pull in completely. If it only pulls in part way or not at all, replace defective solenoid.