ECD SYSTEM FAIL-SAFE CHART


  1. FAIL-SAFE CHART

    If any of the following codes is recorded, the ECM enters fail-safe mode.

    DTC No. Fail-Safe Operation Fail-Safe Deactivation Conditions
    12 Output limit Return to normal condition
    15 Output limit +B OFF
    19 (1) Output limit +B OFF
    22

    When fuel temp. sensor operates normal and intake air temp. is less than 15°C (59°F), value of fuel temp. sensor is substituted

    When fuel temp. sensor operates normal and intake air temp. is more than 20°C (68°F), value is fixed at 110°C (230°F)

    When the fuel temp. sensor is abnormal, value is fixed at 40°C (104°F)

    Return to normal condition
    23 Intake air temp. is fixed at 150°C (302°F) Return to normal condition
    32 Compensation value is set at fixed value Return to normal condition
    35 Turbo pressure is set at fixed value Return to normal condition
    39 Fuel temp. is fixed at 40°C (104.0°F) Return to normal condition
    42 Output limit Return to normal condition
    49 Output limit +B OFF
    78 (1) After fail safe driving control is performed for 1 minute, engine stalls

    Fuel injection stops

    Diesel throttle is fully closed

    EDU relay is OFF

    78 (3) Output limit IG OFF→ON or Starter ON
    97 Fuel cut
    Output limit