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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 95 (Engine Mechanical - 3.6L (LF4 LGX) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P06DD or P06DE: Engine Oil Pressure Control Solenoid Valve Stuck >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify no other DTCs are set.
    • If no other DTCs are set 
  2. Verify correct engine oil level and condition. Refer to Engine Mechanical Specifications (LF4)Engine Mechanical Specifications (LGX) .
  3. Engine Running, verify the scan tool Engine Oil Pressure parameter changes 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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