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Home >> Chevrolet >> 2018 >> Trax Premier, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Engine Controls And Fuel - 1.4L (LE2) - Diagnostic Information And Procedures (P0325-P2635) And Symptoms) >> Diagnostic Information and Procedures >> DTC P0340, P0341, P0365, or P0366 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify DTC P0641 or P0651 is not set.
    • Go to next step: If none of the DTCs are set 
  3. Engine Running.
  4. Verify the scan tool parameters listed below increment:
    • Exhaust Camshaft Position Active Counter
    • Intake Camshaft Position Active Counter
    • If any counter does not increment 

      Refer to Circuit/System Testing.

    • Go to next step: If all counters increment 
  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 

      Refer to Circuit/System Testing.

    • Go to next step: If the DTC does not set 
  7. All OK.
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