Wastegate Failed Closed - Over Pressure (EcoBoost)
Findings, check these first
- Seized wastegate actuator stuck closed
- Failed boost control solenoid
- Disconnected wastegate linkage
- Carbon-locked wastegate valve
- Split boost reference hose
Standard procedure
- Inspect wastegate actuator movement by hand
- Test the boost solenoid operation
- Check linkage connection and clips
- Inspect reference hoses for splits
- Free or replace the wastegate assembly
Code lookup
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Sources and review
Review: checked against the recorded source material.
- OBDII.pro: P1227 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1227: Wastegate Failed Closed (Over Pressure)
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.
- P1227 FORD Code: Meaning, Causes, and Symptoms | OBD2 Codes
live reference page (obd2-codes.co)
Supports: Ford meaning for P1227: Wastegate Failed Closed Over Pressure
Fetched directly. obd2-codes.co phrasing matches the engine-codes family, so it counts as one publisher.
Last updated 2026-09-05.
Report a correction for P1227. Include your vehicle, the issue and a source if you have one.
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