Engine Controls - Tests W/Codes - EEC-IV (5.0L): Description
WARNING: This page is about a different car, the 1995 Ford Pickup, 1995 Ford Econoline, 1995 Ford Club Wagon, and 1995 Ford Bronco. However, it is still accessible from the selected car via links, so may be relevant.
Following procedures are functional tests of EEC-IV system. These 5 basic test steps must be followed in sequence to avoid misdiagnosis.
- Visual Check
- Equipment Hookup
- KOEO (Key On Engine Off) SELF-TEST
- KOER (Key On Engine Running) SELF-TEST
- Continuous Monitor Mode (Wiggle Test)