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Home >> Chevrolet >> 2011 >> Corvette Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.2L Or 7.0L - DTC P0016 Through DTC P0180 >> DTC P0033 >> Circuit/System Verification

Circuit/System Verification

  1. Engine running, command the SCB Solenoid, duty cycle from 0-90 % in 10 % increments with a scan tool. Listen and feel for a clicking at the Q36 supercharger bypass solenoid valve.
  2. Engine running, command the SCB Solenoid from None to between 0-10 % with a scan tool while observing the following control circuit status parameters:
    • SCB Solenoid Ckt. Short Gnd Test Status
    • SCB Solenoid Ckt. Open Test Status
    • SCB Solenoid Ckt. Short Volts Test Status

      Each parameter should change between OK and Not Run or Not Run and 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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