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Car diagnostics and electrics

Tunit diesel tuning solutions

Our diagnostic and electrical services include:

Are you looking for automotive engineers in and around Birmingham who perform reliable vehicle diagnostics? If your vehicle is displaying a warning light, it can be an indication that something is wrong with its system. Let us check it out and put right any problems before they develop into larger, more costly problems.


Get in touch with JR Motors Mobile Mechanic, we provide a wide range of diagnostic and car electrics services including the installation of diesel performance kits for your car.

  • The latest diagnostic equipment

  • Computerised inspection

  • Engine diagnostics

  • Tunit installation and programming

  • Instrument panel

  • ECU, injector and tuner programming

  • Diesel filter regeneration and replacing

We specialise in the installation and programming of Tunit diesel tuners. We stock a wide variety of tuners that are suitable for most diesel vehicles. Tunit tuners are sure to improve your vehicle's efficiency and performance.


Call us on 07970 661 504 for more information and for a free no obligation quote on our services.

Our mobile mechanic services can help with car maintenance and MOT testing across Birmingham, Stafford and Redditch.

A mechanic inspecting a car engine bay A mechanic carrying out diagnostic testing Tunit "Diesel performance" logo Cogs and gears icon

Car electrics and diagnostic checks in Birmingham by JR Motors Mobile Mechanic call us on