Turbocharger Wastegate Solenoid B Low
The control circuit for wastegate solenoid B reports a voltage below the expected range. Likely a short to ground, open winding or wiring fault.
Affected components
- Wastegate solenoid
- Turbocharger
- Solenoid wiring
Common causes
- High likelihood: Wastegate solenoid B defective
- Medium likelihood: Wiring shorted to ground
- Low likelihood: Connector corroded
Possible symptoms
- Check engine light on
- Significant power loss / limp mode
- Possible blue or black smoke from exhaust
- Whistling or hissing sound from intake
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.