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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Controls And Fuel - 2.0L (LTG) - Diagnostic Information And Procedures (P0010 - P0333)) >> Diagnostic Information And Procedures >> DTC P0243, P0245 Or P0246: Turbocharger Wastegate Solenoid Valve Control Circuit >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition On
  2. Verify a series of clicks, which increase in frequency, are heard or felt from the Q42 Turbocharger Wastegate Solenoid Valve when commanding the Turbocharger Wastegate Solenoid Valve between 15 - 100% with a scan tool.
    • If a series of clicks in increasing frequency are not heard or felt 

      Refer to Circuit/System Testing below.

    • Go to next step: If a series of clicks in increasing frequency is heard or felt 
  3. Verify the parameters listed below do not display Malfunction when commanding the Turbocharger Wastegate Solenoid Valve between 15 - 100 % with a scan tool.
    • Turbocharger Wastegate Solenoid Valve Control Circuit High Voltage Test Status
    • Turbocharger Wastegate Solenoid Valve Control Circuit Open Test Status
    • Turbocharger Wastegate Solenoid Valve Control Circuit Low Voltage Test Status
    • If Malfunction is displayed 

      Refer to Circuit/System Testing below.

    • Go to next step: 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 a DTC does not set.
    • If a DTC sets 

      Refer to Circuit/System Testing below

    • Go to next step: If a DTC does not set 
  6. All OK
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