Felkodsregister · medium
P0471
Exhaust pressure sensor range / performance
Exhaust pressure sensor range / performance
Applies to: 2.0D / 2.2D diesel (Ford Duratorq TDCi), 2003-2009 · Confidence: Platform code set + documented field failures
Common causes
- Blocked DPF pressure pipes
- Sensor drift
- Partially blocked DPF
Quick checks
- Scan access: Generic OBD-II scan tool / WDS-IDS
Typical fixes
- Clear or replace the sensor pipes
- Replace the sensor
- Check actual DPF soot loading