Possible Causes
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
A no communication fault with the RCM can be caused by:
- open fuse.
- damaged wiring, terminals or connectors.
- a faulty data link connector (DLC).
- RCM is faulted.