Skip to content
Mercedes-BenzG. Frantzis Motorservices Ltd
Service & Repair

Diagnostics

Mercedes-Benz STAR diagnosis reads your car’s control units, fault codes and live values, so we fix the cause, not the symptom.

Technician running diagnostics on a laptop inside a car
Why bring it to us

Done to Mercedes-Benz standard

  • Genuine Mercedes-Benz STAR diagnostic equipment
  • Factory-trained, brand-certified technicians
  • A plain-English report, not just a code
  • Fixed-price repairs quoted from the findings
What’s included

What it covers

  • STAR diagnosis

    The same diagnostic system Mercedes-Benz uses, with access to the latest software and technical bulletins.

  • Fault finding

    Warning lights, electrical faults and intermittent issues traced to the source with live data.

  • Software & coding

    Control-unit updates, coding and calibration after repairs or component changes.

  • Health check

    A full electronic health check with a clear, written report of what we found.

FAQ

Good to know

Book your service

Reserve a slot for your diagnostics, we’ll confirm the price before we start.