Firmware for Renault Trafic car,
engine: 2.0 petrol,
control unit: Sagem S3000 8200444583,
software version: 8201073176 8201073173,
the firmware disabled the catalyst control (Euro 2) and made chip tuning with an increase in power and torque by 10%. You can remove the connector from the lower oxygen sensor. A 65Kb calibration file for recording on the OBD.