P F Jones Ltd had been established for over 50 years and is the leading name in diesel fuel injection testing and repairs. Here at P F Jones we can repair the lateset common rail diesel fuel pumps and injectors at a fraction of the price you can purchase them from the main dealer. P F Jones can also test your common rail diesel fuel pumps and common rail diesel injectors on our latest equipment from Hartridge and Bosch. P F Jones carry's 1000's of pumps and injectors on the shelf ready to be delivered sameday by our fleet of vans or nextday on a carrier to minamise downtime.