Citroen C4 ECU remapping
508 files available
About remapping
The Citroën C4 accounts for 508 files in our catalogue, led by the 1.6 HDi in all its designations, with the 2.0 HDi above it. It is a compact hatchback used across a very wide range of driving styles, with a long production history behind it.
Stage 1 makes up 404 files, with 77 AdBlue-related files, 61 EGR off and 47 DPF off. The ECU range covers EDC16C34, EDC17C60, EDC17C10 and SID807 on the diesels, plus MED17.4.2 on petrol versions and Delphi DCM6.2 on some units.
Model highlights
- ›404 Stage 1 files, led by the 1.6 HDi diesel.
- ›77 AdBlue-related and 61 EGR off files.
- ›Coverage of the 2.0 HDi of the higher-output versions.
- ›ECUs including EDC16C34, EDC17C60, EDC17C10, SID807 and MED17.4.2.
Fuel split
Engines and gains
| Engine | Fuel | Stock | Stage 1 | Stage 2 |
|---|---|---|---|---|
| 2.0 16V VTS | Petrol | 180 hp | 195 hp +15 | — |
Indicative figures from the technical catalogue; confirmed when you request the file.
Power curve
2.0 16V VTS
ECUs
ECU manufacturers
Available services
Remapping services
Stage 1
Optimising the original map with no hardware changes: more power and torque, full reliability.
AdBlue/SCR off
AdBlue/SCR system management to avoid faults and lock-outs.
EGR off
EGR valve management to reduce soot issues and improve response.
DPF off
Particulate filter solution: no more regenerations or blockage warnings.
Stage 2
Remap for vehicles with mechanical upgrades (intake, exhaust, intercooler…).
DTC delete
Clearing of fault codes (DTC) that can't be removed via diagnosis.
Speed limiter removal
Removal of the factory speed limiter.
Why remap with Repromatronic
- ✓More power and torque with engine-safe tuning
- ✓Sharper throttle response and nicer driving
- ✓Potential fuel savings in normal driving
- ✓Files built from the original and 100% reversible
- ✓Made by technicians with thousands of projects behind them
Are you a driver?
Request a free quote for your vehicle and we'll tell you the gains you can expect.
Request a quoteAre you a workshop or professional?
Sign up, buy credits and download the optimised file instantly.
Log in as a professionalFrequently asked questions
How does the 1.6 HDi respond?
It is a widely used and well-documented engine that gains mainly in mid-range flexibility from a measured map.
Do you cover older generations?
Yes, the catalogue spans ECUs from EDC16C34 on earlier cars through to the modern EDC17C60 and EDC17C10.
Is the work reversible?
Yes. We always keep the original ECU file, so the car can be returned to its factory configuration.