Turbo/Supercharger Boost Control Solenoid Circuit/Open
2014-2014 Audi A6 3.0L Supercharged V6
The 2014 Audi A6 is equipped with a 3.0L V6 engine. Below you'll find detailed p0045 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The PCM detected an open circuit in the turbocharger or supercharger boost control solenoid.
Symptoms
- Check Engine Light
- Loss of boost pressure
- Reduced power
- Limp mode
Common Causes
- Faulty boost control solenoid
- Wiring damage
- PCM failure
- Corroded connector
Diagnostic Steps
- Test solenoid resistance
- Inspect wiring
- Check vacuum lines
- Command solenoid with scan tool
Repair Notes
Replace boost control solenoid or repair wiring.
Related Codes
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- P0001Fuel Volume Regulator Control Circuit/Open
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
P0045 on Other Vehicles
Common Questions
What does code P0045 mean on a 2014-2014 Audi A6?
P0045 stands for "Turbo/Supercharger Boost Control Solenoid Circuit/Open". The PCM detected an open circuit in the turbocharger or supercharger boost control solenoid.
What are the symptoms of P0045 on a Audi A6?
Common symptoms of P0045 include: Check Engine Light, Loss of boost pressure, Reduced power, Limp mode.
What causes P0045 on a 2014-2014 Audi A6?
Common causes of P0045 include: Faulty boost control solenoid, Wiring damage, PCM failure, Corroded connector.
Last updated: March 2026