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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 277 (Engine Controls And Fuel - 3.6L (LGX LF4) - DTC P0010 To DTC P0119 (LF4)) >> Diagnostic Information and Procedures >> DTC P0016, P0017, P0018, or P0019: Crankshaft Position (LF4) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify DTC P0010, P0013, P0020, P0023, P0335, P0336, P0340, P0341, P0345, P0346, P0365, P0366, P0390, P0391, P2088, P2089, P2090, P2091, P2092, P2093, P2094 or P2095. is not set.
    • If none of the DTCs are set 
  3. Engine Running at normal operating temperature.
  4. Verify DTC P0016, P0017, P0018, or P0019 is not set.
    • If any of the DTCs are set 

      Inspect for the following and repair as necessary:

    • A Q6 Camshaft Position Actuator Solenoid Valve that is stuck in the full advance or retard position
    • The correct installation of the Q6 Camshaft Position Actuator Solenoid Valves
    • The correct installation of the B23 Camshaft Position Sensors
    • The correct installation of the B26 Crankshaft Position Sensor
    • A timing chain tensioner condition
    • An incorrectly installed timing chain
    • Excessive play in the timing chain
    • A timing chain that jumped teeth
    • A crankshaft reluctor wheel that has moved in relationship to top dead center (TDC) on the crankshaft
    • If none of the DTC are set 
  5. 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.
  6. Verify the DTC does not set.
    • If the DTC sets 

      A mechanical condition listed above still exists.

    • If the DTC does not set 
  7. All OK.
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