Ford
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Supercharger (Boost) Bypass Solenoid Circuit Conditions
Cause:
    Key on, or engine running, then the PCM detected a fault in the SCB circuit

Generic
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Turbocharger/Supercharger Wastegate Solenoid "A"

GM
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Supercharger Boost Solenoid Control Circuit Conditions
Cause:
    Key on or engine running, then the PCM detected an improper voltage level on the Boost Control Solenoid circuit for 30 seconds