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Chiptuning files » ECU and TCU » Bosch ECS1049 » Checksum Correction

Checksum Correction for Bosch ECS1049

The checksums of the file are recalculated so the control unit accepts the modified software.

Checksum Correction files for vehicles with Bosch ECS1049

8 of the 12 BMW vehicles with this unit

Vehicle	Generation	Fuel	Power
3 Series M3	G2x LCI II 07/2024	Petrol	480 hp
3 Series M3	G2x 2018 2022	Petrol	480 hp
4 Series M4 Competition	G22 LCI 01/2024	Petrol	530 hp
4 Series M4	G22 2020 2024	Petrol	480 hp
M3 M3 Competition xDrive	G8x LCI 07/2024	Petrol	530 hp
M3 M3	G8x 2021 2024	Petrol	480 hp
M4 M4 Competition	G82 LCI 05/2024	Petrol	530 hp
M4 3.0 Bi-Turbo	G82 03/2021 04/2024	Petrol	480 hp

Other modifications for Bosch ECS1049

Engine performance

Stage 1 Stage 2 BASE Stage 3 BASE E85 or other special fuels modification Flex fuel mod for E85 or other fuel types

Sound and driving

Pops and bangs Hardcut limiter Exhaust flap control/off Cold start off - Catalyst heating off Start/Stop System Off VMAX speedlimit on/off higher/lower Sport displays calibration

Deactivations and fixes

DTC off Catalyst off DPF/OPF/GPF off EVAP off Readiness ok

Results vary per vehicle, and what is possible can differ per software version. This applies to every modification we deliver, for the ECU and for the TCU. Upload your original file to check what is available for your vehicle.

Read tools

Autotuner: Bench after remote unlock

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Upload your original file in the portal. Stage 1 on average in 50 minutes.

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Checksum Correction for other units

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