Component Testing: Notes
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1997 Mercury Mountaineer, 1997 Ford Pickup, 1997 Ford F-Super Duty, 1997 Ford Explorer, and 1997 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
When battery is disconnected, vehicle computer and memory system may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
NOTE:
Before performing following tests, ensure all multifunction switch grounds, wiring, and fuses are okay. Also, ensure all circuit connections are clean and tight. For ignition switch circuit identification, see wiring diagram in POWER DISTRIBUTION article in WIRING DIAGRAMS. For multifunction switch circuit identification, see wiring diagram in EXTERIOR LIGHTS article.