P1228
Wastegate Failed Open Under Pressure
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)
Symptoms
- Reduced engine power
- Turbojam (delayed response to the gas pedal)
- Turbocharger overheating
- Extraneous noise from the turbine area
- Check engine light comes on
Causes
- Mechanical wastegate jamming
- Vacuum hose damage
- Control solenoid malfunction
- Wastegate mechanism corrosion
- Carbon formation in the mechanism
How to Fix
- Visually check the wastegate mechanism for binding.
- Check the integrity of the vacuum hoses
- Test the operation of the wastegate control solenoid
- Clean the wastegate mechanism from carbon deposits
- Replace wastegate or turbine if necessary