Engine Controls - Tests W/Codes - 2.3L: Description
WARNING: This page is about a different car, the 1993 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
Following procedures are functional tests of EEC-IV system. See Figure . These 5 basic test steps must be followed in sequence to avoid misdiagnosis:
- Visual Check & Equipment Hookup
- KOEO (Key On Engine Off) SELF-TEST
- Computed Timing Check
- KOER (Key On Engine Running) SELF-TEST
- Continuous Monitor Mode (Wiggle Test)