Retrieving Trouble Codes
WARNING: This page is about a different car, the 1989 Ford Ranger, 1989 Ford Pickup, 1989 Ford Cab & Chassis, 1989 Ford Bronco II, and 1989 Ford Bronco. However, it is still accessible from the selected car via links, so may be relevant.
To obtain stored trouble code, momentarily ground diagnostic connector and record number of times light flashes. See Figure . DO NOT turn ignition off before grounding connector or code will be lost. Only the first code stored will appear until that problem is corrected.