KOEO Code Menu
- If code 11 is displayed, Key On/Engine Off Test has been passed. Proceed to Timing Check.
- If code 15 is displayed, replace ECA and retest vehicle.
- If code 21 is displayed, perform Coolant Temperature Sensor Test.
- If code 23 is displayed, perform Throttle Position Sensor Test.
- If code 24 is displayed, problem is in air flow meter. See FORD MULTI-POINT FUEL INJECTION article.
- If code 26 is displayed, problem is in air flow meter. See FORD MULTI-POINT FUEL INJECTION article.
- If code 67 is displayed, perform Neutral Switch-A/C Input Test.
- If no codes, or any codes other than those listed are displayed, perform Diagnostic Circuit Test.