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Home >> Ford >> 1989 >> Thunderbird Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (2.5L CEC Tests W/Codes) >> Quick Test >> Key On Engine Off (KOEO) Self-Test >> Test Procedure - Code Output
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Test Procedure - Code Output

WARNING: This page is about a different car, the 1989 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.

Code Output, indications and actions to be taken.

  1. Code Output [11-1(0)-11]

    Both tests indicate a PASS. Action to take:
  2. Code Output [Any Code(s)-1(0)-11]

    KOEO tests indicates a FAULT. Action to take:
  3. Code Output [11-1(0)-Exceptions]

    Continuous Memory indicates a FAULT. Action to take: Service only the KOEO CONTINUOUS MEMORY CODE EXCEPTIONS at this time. All other Continuous Memory Codes will be serviced after a Code 11 is displayed during the KOER SELF-TEST.
  4. Code Output [Any Code(s)-1(0)-Any Code(s)]

    Both tests indicate a FAULT. Action to take:
  5. Code Output [11-1(0)-15]

    Action to take: Go to CIRCUIT TEST D15 - CODE 15 KOEO CONTINUOUS  .