Common Rail Diagnostics & Repair

Diagnosis and repair of common rail systems across Bosch, Delphi, Denso, and Siemens/VDO, using Bosch test-bench equipment for precise component testing.

  • On-vehicle common rail diagnostics
  • High-pressure pump testing (CP1/CP3/CP4)
  • Rail pressure and regulator testing
  • Component-level repair and reassembly

As a Bosch Diesel Service accredited workshop, VR Diesel is authorised for Bosch diesel-component warranty work and uses genuine Bosch test equipment.

Guarantee
6-month workmanship guarantee and 12-month national parts warranty.
Bosch EPS 708Bosch ESI[tronic] + KTS

A simple, transparent process

  1. 01

    Send it in or book

    Request a quote online, or courier your pump, injectors, or turbo to us from anywhere in the country.

  2. 02

    Test and diagnose

    We test on genuine Bosch benches and report exactly what is wrong before any work is authorised.

  3. 03

    Repair and calibrate

    We rebuild and calibrate to OEM delivery spec, then issue a test certificate on completion.

  4. 04

    Return, warranted

    Your component is returned or refitted, backed by a 6-month workmanship guarantee and 12-month parts warranty.

Book common rail diagnostics & repair

Contact us and we will sort you out quickly.