P0047 OBD II Trouble Code Turbocharger/Supercharger Boost Control Circuit Low

How to quickly diagnose, repair, and info on symptoms and causes of a P0047 code which means that the turbo or supercharger boost control circuit has a low condition.

Symptoms of P0047 OBD II Trouble Code

  • Insufficient boost resulting in lack of engine performance
  • Illuminated check engine light

Common Causes of P0047 OBD II Trouble Code

  • Faulty boost pressure/ turbocharger position sensor
  • Failed turbocharger/super charger
  • Defective control solenoid
  • Wiring problems
  • Faulty PCM
  • Vacuum leaks if the valve is vacuum controlled

Severity of P0047 OBD II Trouble Code

The severity of these codes is moderate to severe. In some cases, problems with the turbocharger/supercharger can lead to severe engine damage. It's a good idea to address this code as soon as possible.