Opel · Power Calculator

Opel Signum 2003 - 2008 1.9 CDTi 100hp Stage 1 Chip Tuning · ECU Remap

Name: Opel Signum 2003 - 2008 1.9 CDTi 100hp Stage 1 Chip Tuning
Brand: Opel

How much bhp does Opel Signum 1.9 CDTi 100hp chip tuning add?

Power goes from 100 bhp to 140 bhp — a gain of +40 bhp (40%). Torque rises from 260 Nm to 330 Nm.

Power100 → 140 bhp+40 bhp (+40%)

Torque260 → 330 Nm+70 Nm (+27%)

Figures are typical ranges; exact results depend on the vehicle's hardware and dyno measurement.

Stage 1 Remap EGR Delete DPF Delete AdBlue / SCR Delete DTC / Fault Code Removal

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Opel Signum 2003 - 2008 1.9 CDTi 100hp

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Reversible: Yes, the original software is kept

Opel Signum 2003 - 2008 1.9 CDTi 100hp — Stage 1 Remap

Stage 1 re-calibrates the ECU software — boost, fuelling and ignition maps — within the factory hardware's safe tolerances. No hardware changes are required.

DPF Delete, EGR Delete, AdBlue / SCR Delete

Opel Signum 2003 - 2008 1.9 CDTi 100hp — Software deactivation of the diesel particulate filter (DPF/FAP) functions and fault codes. Verified software is used for AdBlue / SCR Delete, NOx Sensor Delete and EGR Delete fault solutions.

Solutions for this vehicle

Opel Signum 1.9 CDTi 100hp EGR fault solution

Stage 1 Remap

Software that optimises the engine's power and torque maps within safe limits.

EGR Delete

Software deactivation of the exhaust gas recirculation (EGR) valve control and fault codes.

DPF Delete

Software deactivation of the diesel particulate filter (DPF/FAP) functions and fault codes.

AdBlue / SCR Delete

Software deactivation of the AdBlue/SCR dosing system and its fault/warning functions.

DTC / Fault Code Removal

Switching off selected diagnostic trouble codes (DTC) in the ECU software.

Opel Signum — Power Calculator

Engine	Power	Gain
1.9 CDTi 120hp	120 → 150 bhp	+30 bhp
1.9 CDTi 150hp	150 → 190 bhp	+40 bhp
2.0 Turbo 170hp	170 → 200 bhp	+30 bhp
2.2i 16v 155hp	155 → 165 bhp	+10 bhp
2.8 Turbo 230hp	230 → 270 bhp	+40 bhp
2.8 Turbo 250hp	250 → 290 bhp	+40 bhp
3.0 CDTi 184hp	184 → 219 bhp	+35 bhp

Frequently asked questions

How much bhp does Opel Signum 1.9 CDTi 100hp chip tuning add?

Power goes from 100 bhp to 140 bhp — a gain of +40 bhp (40%). Torque rises from 260 Nm to 330 Nm.

Will chip tuning damage the engine?

No. Values stay inside the safety margin the manufacturer leaves; engine, gearbox and turbo limits are not exceeded. Every file is verified with a road test and data logging. If the car needs maintenance first (worn injectors, blocked filter, weak clutch) we tell you before starting.

Will my fuel consumption go up?

With the same driving style it usually drops, because you hold the same speed at lower revs and less throttle. If you use the extra power, consumption naturally rises. It is down to your right foot.

How long does it take? Do I leave the car?

Most cars take 1–2 hours and you get the car back the same day; no need to leave it. Some models need the ECU removed, which takes longer — we tell you when booking.

Can I go back to stock later?

Yes. The original file is read and archived before any work. We restore the factory software free of charge whenever you ask.

Does it void my warranty?

Changing engine software can affect the manufacturer warranty. If a dealer finds a fault to be software related, they may refuse that claim. We want you to decide knowing this. Your original file stays with us and can be restored before a dealer visit.

Will it pass the roadworthiness test?

Stage 1 power software does not touch emission hardware. Work on emission systems is offered only for uses permitted by law; road use and inspection compliance remain the owner's responsibility.

How much does Opel Signum 1.9 CDTi 100hp chip tuning cost?

Price depends on the vehicle, the ECU and the solution chosen. Send us your vehicle details on WhatsApp and we will quote straight away. Inspection and measurement are free.

How is the work done?

We scan for faults and read the original software first. The file is adapted to your car's hardware, written, and verified on a road test. The original is archived.

Is DPF Delete possible on the Opel Signum 1.9 CDTi 100hp?

Yes. Our library contains a verified DPF Delete solution for the Opel Signum 1.9 CDTi 100hp. Once your original file is read, compatibility is checked and the job is applied.

⚠ Software work on emission systems is offered only for uses permitted by applicable law (motorsport, off-road use, export, fault diagnosis, etc.). Road use and inspection compliance of the vehicle remain the owner's responsibility.