01
Identify
We confirm the exact vehicle, engine and transmission configuration before any work begins.
The mobile process
Workshop precision. At your location.
Professional KESS3 flashing with the correct access method for the vehicle, a retained factory backup and clear pre-checks.
Find your calibration
Live vehicle-specific ECU & TCU pricing
02
Back up
The original factory calibration is read and retained as the reference file for your vehicle.
03
Flash
Depending on ECU access, calibration is completed through the diagnostic port or via a controlled bench connection.
04
Verify
The vehicle is checked after writing and the completed calibration is confirmed before handover.
Technical coverage
OBD or bench—chosen by the ECU.
Access method depends on the control unit and protection level. The customer-facing quote stays simple; the correct technical process is confirmed before the booking.