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Home >> Ford >> 1989 >> Bronco II RWD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> 2.9L 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

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 TEST D15 - KOEO CODE 15  .