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TuningBot DTC Database · v4.37.15

P005E Turbocharger/Supercharger Boost Control "B" Supply Voltage Circuit Low

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P005E means

P005E
Turbocharger/Supercharger Boost Control "B" Supply Voltage Circuit Low Generic · engine Data confidence 85%

The control module detected that the signal in the Turbocharger/Supercharger Boost Control "B" Supply Voltage circuit stayed below the expected operating range.

Symptoms

  • Possible reduced power or limp mode
  • MIL illuminated
  • Possible abnormal turbocharger noise

Possible causes

  • Turbocharger actuator or position sensor fault
  • Sticking variable geometry mechanism
  • Charge-air or vacuum leak
  • Wiring or connector fault

Recommended checks

  • Compare specified vs actual boost with live data
  • Check actuator movement over the full range
  • Check hoses and vacuum lines
  • Inspect wiring and connectors

Related and nearby codes

How to read P005E

P

Powertrain: engine, transmission and driveline systems.

0

Generic SAE-standard code: same meaning on every make.

05E

Specific fault index within the subsystem.

Frequently asked questions about P005E

What does P005E mean?

Turbocharger/Supercharger Boost Control "B" Supply Voltage Circuit Low. The control module detected that the signal in the Turbocharger/Supercharger Boost Control "B" Supply Voltage circuit stayed below the expected operating range.

Is P005E generic or manufacturer-specific?

P005E is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P005E at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

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