P004C Atención pronto

Turbocharger/Supercharger Boost Control B Circuit Low

Powertrain

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Descripción

This code means the car's computer is seeing a problem with the electrical signal from the boost control solenoid for the turbocharger or supercharger. This solenoid helps regulate how much extra air the turbo or supercharger pushes into the engine.

Causas comunes

  • Faulty boost control solenoid
  • Wiring issue to the boost control solenoid
  • Problem with the boost control solenoid's electrical connector
  • Low voltage in the electrical system
  • Issue with the car's computer (PCM/ECM)

Síntomas

  • Reduced engine power
  • Check Engine Light is on
  • Poor acceleration
  • Increased fuel consumption

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