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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Diagnostic Information And Procedures (P0016 - P049D)) >> Diagnostic Information And Procedures >> DTC P0045, P0047, Or P0048: Turbocharger Boost Control Circuit >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition - On/Vehicle - In Service Mode
  2. Perform the scan tool control function: Turbocharger Vane Position Actuator - 0 to 80%

    Verify the scan tool parameter:

    • Turbocharger Vane Position Solenoid Valve Circuit Low Voltage Test Status = OK
    • Turbocharger Vane Position Solenoid Valve Circuit Open Test Status = OK
    • Turbocharger Vane Position Solenoid Valve Circuit High Voltage Test Status = OK
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  3. 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.
  4. Verify DTC P0045, P0047, P0048 is not set.
    • If the DTC sets 

      Refer to: Circuit/System Testing

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