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Home >> Honda >> 2000 >> Insight >> Repair and Diagnosis >> Engine Performance >> System >> EVAP System >> DTC Troubleshooting >> DTC P1456: EVAP Control System Leakage (Fuel Tank System) (2000-2005 models) >> Fuel fill cap check

Fuel fill cap check

  1. Check the fuel fill cap (the cap must be an OEM cap and be tightened at least three "clicks" to properly seal the system).

    Is proper fuel fill cap installed and properly tightened? 

    1. YES  -Go to step 2.
    2. NO  -Replace or tighten the cap.
  2. Check the fuel fill cap seal.

    Is the fuel fill cap seal missing or damaged? 

    1. YES  -Replace the fuel fill cap.
    2. NO  -The fuel fill cap is OK. Go to step 3.
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