P005F - Turbocharger/Supercharger Boost Control 'B' Supply Voltage Circuit High

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty boost pressure/ turbocharger position sensor
  • Boost pressure/ turbocharger position sensor harness is open or shorted
  • Boost pressure/ turbocharger position sensor circuit poor electrical connection
  • Faulty turbocharger/supercharger
  • Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • P005f Description

    The turbocharger has nozzle vane which opens and closes to control the volume of the exhaust gas flowing into the turbine. This, in turn, controls the boost pressure, when the nozzle vane moves towards the closing direction, the pressure increases. When the vane moves towards the opening direction, the pressure decreases.
    OBDII Code P005f - Turbocharger/Supercharger Boost Control 'B' Supply Voltage Circuit High - AutoCodes.com

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