P0045

2017-10-10

Description:

  • The P0045 fault code indicates that there is an issue with the boost control circuit for the turbocharger or supercharger.

Possible Symptoms:

  • Reduced engine power and acceleration

  • Poor fuel economy

  • Illumination of the check engine light

  • Engine stalling or rough idle

  • Loud whistling noise from the turbo or supercharger.

Possible Causes:

  • Failed boost pressure sensor

  • Faulty boost control solenoid valve

  • Short or open circuit in the boost control wiring

  • Low or high boost pressure

  • Clogged or damaged turbo or supercharger

  • Possible

Related Parts:

  • Turbocharger/Supercharger: Turbocharger compresses in more air into the engine, hence producing more power output. Problem leads to power loss

Possible Solutions:

  • Replace faulty boost pressure sensor

  • Replace faulty boost control solenoid valve

  • Check and repair any short or open circuit in the boost control wiring

  • Check and adjust the boost pressure to the correct level

  • Check and clean or replace a clogged or damaged turbo or supercharger

Search