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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Diagnostic Information And Procedures (P040B - P204D)) >> Diagnostic Information And Procedures >> DTC P054E Or P054F: Idle Control - Fuel Quantity >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition ON.
  2. Verify DTC P0071, P0072, P0073, P0074, P0101, P0102, P0103, P0111, P0112, P0113, P0114, P0117, P0118, P0119, P0171, P0172, P01CB, P01CC, P01CD, P01CE, P01CF, P01D0, P01D1, P01D2, P0201, P0202, P0203, P0204, P020A, P020B, P020C, P020D, P0216, P0261, P0262, P0263, P0264, P0265, P0266, P0267, P0268, P0269, P0270, P0271, P0272, P02CC, P02CD, P02CE, P02CF, P02D0, P02D1, P02D2, P02D3, P02EE, P02EF, P02F0, P02F1, P0335, P0336, P0502, P0503, P0697, P06A3, P111E, P1248, P1249, P124A, P124B, P2122, P2123, P2127, P2128, P2138, P2147, P2148, P2150, P2151, P268C, P268D, P268E, P268F is not set.
    • Go to next step: If none of the DTCs are set 
  3. Verify there are no aftermarket performance enhancing devices installed on the vehicle.
  4. Worn or failed accessory drive components may cause this DTC to set.
  5. Verify the proper fuel is used. Refer to Fuel System Specifications , and Contaminants-in-Fuel Diagnosis .
  6. 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.
  7. 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 
  8. All OK.
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