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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Engine Controls And Fuel - 1.8L (LKN) - DTC P0010-DTC P0459) >> Diagnostic Information and Procedures >> DTC P0442 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:

Refer to Fuel and Evaporative Emission Pipe Warning .

CAUTION:

Refer to Clean, Dry, Low Pressure Gas Source Caution .

  1. Verify the following conditions do not exist in the EVAP system:
    • Loose or damaged capless fuel fill
    • A damaged EVAP purge solenoid
    • Disconnected, incorrectly routed, kinked, or damaged EVAP pipes and hoses
    • A damaged EVAP canister
      • If you find any of the above conditions 

        Repair as necessary

      • Go to next step: If none of the above are found 
  2. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
  3. Verify the DTC does not set.
    • If the DTC sets 

      Refer to Circuit/System Testing.

    • Go to next step: If the DTC does not set 
  4. All OK.
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