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Chiptuning files » ECU and TCU » Bosch MEV17.2.1 » Checksum Correction

Checksum Correction for Bosch MEV17.2.1

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

Checksum Correction files for vehicles with Bosch MEV17.2.1

11 of the 13 BMW vehicles with this unit

Vehicle	Generation	Fuel	Power
1 Series 20i	E8x LCI 2007 - 2011	Petrol	170 hp
1 Series 20i	E8x 2005 - 2007	Petrol	156 hp
1 Series 120i	E8x 2005 - 2007	Petrol	170 hp
3 Series 320i	E9x 2005 - 2010	Petrol	150 hp
3 Series 20i	E9x 2005 - 2010	Petrol	156 hp
3 Series 320i	E9x 2005 - 2010	Petrol	170 hp
3 Series 18i	E46 1998 - 2005	Petrol	150 hp
3 Series 320i	E46 1998 - 2005	Petrol	170 hp
5 Series 20i	E6x 2003 - 2010	Petrol	156 hp
5 Series 520i	E6x 2003 - 2010	Petrol	170 hp
X1 18i (2.0i)	E84 2009 2012	Petrol	150 hp

Other modifications for Bosch MEV17.2.1

Engine performance

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

Sound and driving

Pops and bangs Hardcut limiter Start/Stop System Off VMAX speedlimit on/off higher/lower Idle RPM Mod

Deactivations and fixes

DTC off Catalyst off NOX off EVAP off SAI off CVN correction

Immobiliser and cloning

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
Magicmotorsport FLEX: Bench, Boot, OBD

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Checksum Correction for other units

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