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Chiptuning files » ECU and TCU » Siemens/Continental Simos 7.1 » Checksum Correction

Checksum Correction for Siemens/Continental Simos 7.1

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

Checksum Correction files for vehicles with Siemens/Continental Simos 7.1

14 of the 14 vehicles with this unit

Vehicle	Generation	Fuel	Power
A3 1.6 8V	8P 2003 2008	Petrol	102 hp
A3 1.6i	8L 1996 2003	Petrol	102 hp
A4 1.6i	B7 2004 - 2008	Petrol	102 hp
A4 1.6i	B6 2001 - 2004	Petrol	102 hp
Bora 1.6L	1997 - 2005	Petrol	101 hp
Caddy 1.6i 8v	III 2003 2010	Petrol	102 hp
Golf 1.6i 8v	VI 2008 2012	Petrol	102 hp
Golf 1.6 8V	V 2003 2008	Petrol	102 hp
Jetta 1.6i 8v	V 09/2005 2010	Petrol	102 hp
Jetta 1.6L	A4 1998	Petrol	102 hp
Passat 1.6i 8v	B6 2006 2010	Petrol	102 hp
Polo 1.4 16V	III (6N2) 1999 2001	Petrol	100 hp
Touran 1.6i 8v	I 2003 2010	Petrol	102 hp
Touran 1.6L	I 2003 2010	Petrol	102 hp

Other modifications for Siemens/Continental Simos 7.1

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 Start/Stop System Off VMAX speedlimit on/off higher/lower Idle RPM Mod

Deactivations and fixes

DTC off Catalyst off EVAP off SAI off

Immobiliser and cloning

IMMO_OFF Cloning (ECU/TCU)

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

Magicmotorsport FLEX: Boot

Also listed: Alientech KESS3, Alientech KESSv2, Flashtec CMD, Dimsport New Genius, DFOX, PCM-Flash.

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