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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Automatic Transmission - 6T40 (MH8 MHB) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0658 or P0659: Actuator High Control Circuit Group 1 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
  1. Engine Running and the gear selector lever in the Park position.
  2. Verify the scan tool High Side Driver 1 parameter displays On.
    • If On is not displayed 

      Refer to Circuit/System Testing.

    • If On is displayed 
  3. Verify the scan tool parameters listed below do not display Malfunction:
    • High Side Driver 1 Circuit Low Voltage Test Status
    • High Side Driver 1 Circuit Open Test Status
    • High Side Driver 1 Circuit High Voltage Test Status
    • If Malfunction is displayed 

      Refer to Circuit/System Testing.

    • If Malfunction is not displayed 
  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 sets 

      Refer to Circuit/System Testing.

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