Your Vehicle
Vauxhall Signum 1.9 CDTi 120hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online + installation 350 € at the workshop (via the OBD port) Book now
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 350 € network price, the workshop may charge less, paid at the chosen workshop (via the OBD port) · terms
Power Graph
Vauxhall Signum 1.9 CDTi 120hp: da 120 a 150HP
Remapping Vauxhall Signum
MasterTuning develops remapping for Vauxhall. La Vauxhall Signum 1.9 CDTi 120hp può passare da 120 HP a 150 HP con un incremento di 30 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Vauxhall Signum 1.9 CDTi 120hp
The Vauxhall Signum 1.9 CDTi 120hp is equipped with a diesel engine that produces 120 HP and 280 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Vauxhall can achieve 150 HP (+25%) and 340 Nm (+21%).
Our Stage 1 tuning for the Signum 2003 - 2008 delivers an impressive gain of +30 HP and +60 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code Z19DTH identifies this specific powerplant configuration. The Bosch EDC16C9 / Bosch EDC16C39 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this Vauxhall responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — Vauxhall Signum 1.9 CDTi 120hp
Factory technical data for the Vauxhall Signum 1.9 CDTi 120hp (2003 - 2008), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | Z19DTH |
|---|---|
| ECU / Control unit | Bosch EDC16C9 / Bosch EDC16C39 |
| Fuel | Diesel |
| Compression ratio | 18.0 |
| Bore × stroke | 82.0 X 90.4 mm |
| Stock power | 120 HP · 280 Nm |
| Remapped power (Stage 1) | 150 HP (+30) · 340 Nm (+60) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Vauxhall Signum.
Frequently Asked Questions - Vauxhall Signum
How much power can I gain from remapping my Vauxhall Signum?
With MasterTuning Stage 1, your Vauxhall Signum 1.9 CDTi 120hp can gain +30 HP (from 120 to 150 HP) and +60 Nm of torque. This represents a 25% increase in power.
Which ECU does the Vauxhall Signum 1.9 CDTi 120hp use?
The Vauxhall Signum 1.9 CDTi 120hp uses the Bosch EDC16C9 / Bosch EDC16C39 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Vauxhall Signum 1.9 CDTi 120hp?
The engine code of the Vauxhall Signum 1.9 CDTi 120hp is Z19DTH. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Vauxhall Signum engine?
Yes, MasterTuning's remapping for the Vauxhall Signum 1.9 CDTi 120hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the Z19DTH engine.
Is the Vauxhall ECU remapping reversible?
Absolutely. The original factory calibration of your Vauxhall Signum is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Vauxhall warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
Other Remaps You Might Like
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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