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Chiptuning files » ECU and TCU » Bosch M3.8.3 » IMMO_OFF

IMMO_OFF for Bosch M3.8.3

The immobiliser check is removed from the ECU, so the engine starts without the immobiliser.

IMMO_OFF files for vehicles with Bosch M3.8.3

4 of the 4 vehicles with this unit

Vehicle	Generation	Fuel	Power
A3 1.8 T	8L 1996 2003	Petrol	150 hp
Bora 1.8 20V GTI	1997 - 2005	Petrol	150 hp
Golf 1.8 20V GTI	IV 1997 2003	Petrol	150 hp
Passat 1.8T	B5 1996 2005	Petrol	150 hp

Other modifications for Bosch M3.8.3

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 Anti lag

Sound and driving

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

Deactivations and fixes

DTC off Catalyst off EVAP off SAI off Checksum Correction

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

Also listed: Alientech KESS3, Alientech KESSv2, Alientech K-TAG, Flashtec CMD, Dimsport New Genius, bFlash, AMT Cartech Limited MPPS, Bitbox, ByteShooter Toolbox, FG Technology EOBD2.

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IMMO_OFF for other units

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