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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Engine Controls And Fuel - 1.8L (LKN) - DTC P0446-DTC P31BF And Symptoms) >> Diagnostic Information and Procedures >> DTC P145C or P145D >> 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.
  1. Vehicle in Service Mode.
  2. Verify that DTCs P145C or P145D is not set.
    • If any of the DTCs are set 

      Refer to Circuit System Testing.

    • Go to next step: If no DTCs are set 
  3. Verify that DTCs P2400, P2401 or P2402 is not set.
    • Go to next step: If no DTCs are set  .
  4. 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.
  5. Verify the DTC does not set.
    • If the DTCs set 

      Refer to Circuit System Testing.

    • Go to next step: If the DTC do not set 
  6. All OK.
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