Hayes-group have many years experience working on all types of diesel powered vehicles, over the years we have developed fast but accurate diagnosis of faults in conventional diesel setups and common rail HDI systems.

We use the latest methods of electronic diagnostics along with the tried and tested methods like injector leak off tests compression tests fuel pressure tests.

We service repair and maintain all types of diesel engines 

We now use a custom built Diesel Injector test system for most makes of injectors 

Full Diesel injector cleaning system

We use only quality parts and materials and recommended approved oils and fort'e additves where required.

All of this means better faster and more economic repairs.