# Remote Diagnosis
Canonical URL: https://mbretrofit.it/guides/vehicle-coding/remote-diagnosis
Description: Remote Mercedes diagnosis on Xentry for independent shops and workshops. Fault code reads, guided tests, actuations, and live data from €50 per session. ENET cable or SDConnect C4 on your side.


We run full remote diagnosis on any Mercedes from our bench into yours, live on the real Mercedes Xentry toolchain. Sessions start at €50, and the only thing you need on your side is an ENET cable or an SDConnect C4.

## What a remote diagnosis session covers

Independent shops and workshops book a remote diagnosis session for:

* Fault code reads.
* Guided tests.
* Actuations.
* Live data.
* SCN (Software Calibration Number) and teach-in prep.

## What a remote diagnosis session costs

Sessions start at **€50**. Email [contact@mbretrofit.it](mailto:contact@mbretrofit.it) to book a slot.

## What you need on your side

An ENET cable or an SDConnect C4. If you aren't sure which interface your chassis takes, the [VCI guide](/guides/vehicle-coding/vci) matches one to your VIN.

## Related guides

* [Vehicle coding overview](/guides/vehicle-coding). Feature unlocks, pricing bands, and DIY versus remote.
* [Star3 SECoC coding](/guides/vehicle-coding/star3-secoc). Gen20x partner coding with ZenZefi certificates.
* [Region conversion (US → EU)](/guides/vehicle-coding/region-conversion). Imported Mercedes to EU spec, covering cluster units, headlights, ambient zones, MBUX languages, and navigation map region.
* [VCI / OBD cable picker](/guides/vehicle-coding/vci). Which interface your chassis needs.

Need a map code?

Enter your VIN to generate your Mercedes-Benz map license key. Works
with supported NTG systems.

Enter your VIN in the map-code flow to confirm the compatible navigation system, region, and version.