Your Vehicle
Alfa Romeo 156 2.4 JTD 140hp
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
Alfa Romeo 156 2.4 JTD 140hp: da 140 a 173HP
Remapping Alfa Romeo 156
MasterTuning develops remapping for Alfa Romeo. La Alfa Romeo 156 2.4 JTD 140hp può passare da 140 HP a 173 HP con un incremento di 33 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 Alfa Romeo 156 2.4 JTD 140hp
The Alfa Romeo 156 2.4 JTD 140hp is equipped with a diesel engine that produces 140 HP and 304 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Alfa Romeo can achieve 173 HP (+24%) and 382 Nm (+26%).
Our Stage 1 tuning for the 156 2002 - 2005 delivers an impressive gain of +33 HP and +78 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code 841C000 identifies this specific powerplant configuration. The Bosch EDC15C5 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this Alfa Romeo 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 — Alfa Romeo 156 2.4 JTD 140hp
Factory technical data for the Alfa Romeo 156 2.4 JTD 140hp (2002 - 2005), 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 | 841C000 |
|---|---|
| ECU / Control unit | Bosch EDC15C5 |
| Fuel | Diesel |
| Compression ratio | 18.5 |
| Bore × stroke | 82.0 X 90.4 mm |
| Stock power | 140 HP · 304 Nm |
| Remapped power (Stage 1) | 173 HP (+33) · 382 Nm (+78) |
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 Alfa Romeo 156.
Frequently Asked Questions - Alfa Romeo 156
How much power can I gain from remapping my Alfa Romeo 156?
With MasterTuning Stage 1, your Alfa Romeo 156 2.4 JTD 140hp can gain +33 HP (from 140 to 173 HP) and +78 Nm of torque. This represents a 24% increase in power.
Which ECU does the Alfa Romeo 156 2.4 JTD 140hp use?
The Alfa Romeo 156 2.4 JTD 140hp uses the Bosch EDC15C5 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Alfa Romeo 156 2.4 JTD 140hp?
The engine code of the Alfa Romeo 156 2.4 JTD 140hp is 841C000. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Alfa Romeo 156 engine?
Yes, MasterTuning's remapping for the Alfa Romeo 156 2.4 JTD 140hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the 841C000 engine.
Is the Alfa Romeo ECU remapping reversible?
Absolutely. The original factory calibration of your Alfa Romeo 156 is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Alfa Romeo 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.
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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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