P1228: Wastegate Failed Open (Under Pressure)

HighPowertrainTurbo/Supercharger

What does P1228 mean?

P1228 is a diagnostic trouble code indicating "Wastegate Failed Open (Under Pressure)". This code relates to your vehicle's turbo/supercharger and should be diagnosed to determine the root cause. The severity level helps indicate how urgently this should be addressed.

Common causes

  • Faulty turbo/supercharger component
  • Wiring or connector issue in the related circuit
  • Failed sensor providing incorrect readings
  • Software/calibration issue requiring ECU update
  • Related component causing secondary fault

What should you do?

This is a significant issue that should be diagnosed and repaired soon. Avoid long trips or heavy driving until the problem is resolved. Continued driving may cause additional damage.

Get a diagnosis for YOUR car

Code P1228 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.

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Related codes

P1227Wastegate Failed Closed (Over Pressure)
P1229Intercooler Pump Driver Fault
P1247Turbo Boost Pressure Low
P1248Turbo Boost Pressure Not Detected