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Home >> Acura >> 2008 >> TL Base >> Repair and Diagnosis >> Engine Performance >> System >> Advanced Diagnostics >> DTC P0457: Evaporative Emission (EVAP) System Leak Detected/Fuel Fill Cap Loose or Missing >> Diagnosis Details >> Conditions for illuminating the fuel fill cap caution

Conditions for illuminating the fuel fill cap caution

  1. When a loose fuel fill cap is judged by this detection, the fuel fill cap caution is displayed. At this time, a DTC is not stored.
  2. When the first drive cycle leak judgement (temporary DTC stored) is detected at a 0.02 inch leak or a 0.09 inch leak, the fuel fill cap caution is displayed when the ignition is turned on the next time.
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