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Home >> Buick >> 2015 >> Verano Leather >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Controls And Fuel - 2.0L (LHU) - DTC P0010 To P0246) >> Diagnostic Information and Procedures >> DTC P0243, P0245, or P0246: Turbocharger Wastegate Solenoid Valve Control >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition ON, command the Turbocharger Wastegate Solenoid between 15-100 % with a scan tool. A series of clicks should be heard and felt and should increase in frequency as the duty cycle percentage is increased.
  2. Observe the following control circuit status parameters:
    • 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

      Each parameter should be OK

  3. Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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