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Chiptuning files » Solutions » Catalyst off » Opel » Signum

Catalyst off for Opel Signum

Catalyst monitoring by the lambda (O2) sensor is switched off so a sport catalyst or decat does not raise fault codes. 8 engines.

Opel Signum engines with Catalyst off

Engine	Generation	Fuel	Stock	ECU	Read tools
1.8 Ecotec	2006	Petrol	140 hp	Siemens/Continental SIMTEC 75.1
1.9 CDTI	2003 - 2008	Diesel	100 hp	Bosch EDC16C39, Bosch EDC16C9, Bosch PSG16	Autotuner, FLEX
1.9 CDTI	2003 - 2008	Diesel	120 hp	Bosch EDC16C39, Bosch EDC16C9	Autotuner, FLEX
1.9 CDTI	2003 - 2008	Diesel	150 hp	Bosch EDC16C39, Bosch EDC16C9	Autotuner, FLEX
2.2i 16v	2003 - 2008	Petrol	155 hp	Siemens/Continental SIMTEC 81.1
2.0 T	2003 - 2008	Petrol	175 hp	Bosch ME7.6.3	Autotuner
2.8 Turbo	2003 - 2008	Petrol	230 hp	Bosch ME9.6, Bosch MED9.1	FLEX
2.8 T	2003 - 2008	Petrol	250 hp	Bosch ME9.6, Bosch MED9.6.1	FLEX

Other modifications for Opel Signum

Engine performance

Stage 1 E85 or other special fuels modification Stage 2 BASE

Sound and driving

Hardcut limiter Pops and bangs VMAX speedlimit on/off higher/lower Hardcut Popcorn limiter for diesel

Deactivations and fixes

DTC off DPF/OPF/GPF off EGR off AdBlue off

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.

For motorsport and off-road use. Check the rules in your country before using this on public roads.

Control units

Bosch EDC16C9 Bosch EDC16C39 Bosch ME9.6 Bosch MED9.1 Bosch PSG16 Bosch ME7.6.3 Siemens/Continental SIMTEC 75.1 Bosch MED9.6.1 Siemens/Continental SIMTEC 81.1

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Catalyst off for all Opel models

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