Possible Causes
WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
A no communication fault with the OCS module can be caused by:
- Damaged wiring, terminals or connectors.
- Damaged ignition circuit.
- OCS module disconnected from the vehicle harness.
- A loss of OCS module ground.
- A faulted OCS module.