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Free Initial Inspection and Code ScanCall ahead with your registration and dashboard warning message.

DPF Repairs Wales

Repair the fault that keeps blocking the filter.

DPF repairs for sensors, split pipes, wiring faults, EGR issues, injector problems, thermostat faults and failed regeneration causes.

DPF faults often start elsewhere.

A DPF warning can be the end result of an engine, exhaust or sensor problem. We focus on the cause: the data that stops regeneration, the parts giving false readings, or the engine condition filling the filter too quickly.

  • Differential pressure sensors and blocked or split hoses
  • Exhaust gas temperature sensors
  • EGR and boost control faults
  • Injector, glow plug and thermostat faults affecting regen
  • Software correction after poor previous work
DPF repair work in the workshop

Sensor repairs

Bad readings from pressure and temperature sensors can make the vehicle think the DPF is blocked or stop regen altogether.

Pipe and wiring faults

Split pressure pipes, blocked tubes and wiring faults can cause repeat warnings even after a clean.

Engine faults

Boost leaks, EGR faults, injector issues and low temperature running can load the DPF quickly.

Failed previous repairs

We can inspect vehicles that have already had a clean, sensor or software file but still have problems.

Get the right DPF repair

Send the registration, fault codes and what work has already been done. We will help you avoid guesswork.

Call 01443 302099