Audi A4 DPF Cleaning Completed in Oxford, Oxfordshire
DPF back pressure was measured at 15 mbar before cleaning. After completing the service, the reading reduced to 9 mbar, confirming a successful improvement in DPF efficiency. The vehicle had covered 136,968 miles at the time of service.
Initial DPF pressure test on an Audi A4 showing a differential pressure reading of 15 mbar before the DPF cleaning service.
Final DPF pressure test after cleaning, showing the pressure reduced to 9 mbar, confirming improved DPF performance.
Service:
DPF Cleaning
Date:
04-Aug-2026
Make:
AUDI
Model:
A4
Area:
Oxford, Oxfordshire
Challenge:
The vehicle was experiencing elevated DPF back pressure, indicating soot accumulation that could affect engine performance and fuel efficiency if left untreated.
Solution:
Our technicians carried out a professional on-site DPF cleaning service, reducing the exhaust back pressure from 15 mbar to 9 mbar. The improved readings confirmed that the DPF was operating more efficiently, helping to restore performance and reduce the risk of future DPF-related issues.
The vehicle was experiencing elevated DPF back pressure, indicating soot accumulation that could affect engine performance and fuel efficiency if left untreated.
Solution:
Our technicians carried out a professional on-site DPF cleaning service, reducing the exhaust back pressure from 15 mbar to 9 mbar. The improved readings confirmed that the DPF was operating more efficiently, helping to restore performance and reduce the risk of future DPF-related issues.