Pinpoint Test I: The Electronic Automatic Temperature Control (EATC) Module Does Not Respond To The Diagnostic Tool: Notes
WARNING: This page is about a different car, the 2003 Mercury Mountaineer and 2003 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
Refer to COMPUTER DATA LINES (Explorer) or COMPUTER DATA LINES (Mountaineer) .