Retrieving Codes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1988 Ford Pickup, 1988 Ford Cab & Chassis, 1988 Ford Bronco II, 1988 Ford Bronco, and 1987 Ford Pickup. 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 Fig 1 . 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.
NOTE:
The test connector is usually located behind left door pillar panel.