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Home >> Chevrolet >> 2014 >> Malibu LS >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 2.0L (LTG) Or 2.5L (LKW) - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P06DD or P06DE >> Circuit/System Verification

Circuit/System Verification

  1. Verify correct engine oil level and condition. Refer to Engine Mechanical Specifications (LTG) , Engine Mechanical Specifications (LKW) .
  2. Engine Running, increase and maintain the engine speed at 1,800 RPM.
    3. NOTE:

    Selecting the scan tool line graph function may make it easier to identify Engine Oil Pressure changes.

  3. Verify the scan tool Engine Oil Pressure parameter changes greater than 30 kPa (4 PSI) when commanding the Engine Oil Pressure Control Solenoid On and Off.
    • If the parameter does not change 

      Replace the Q44 Engine Oil Pressure Control Solenoid.

    • If the parameter changes 
  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 DTC does not set 
  6. All OK.
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