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ECU
The Delphi DCM3.4 is an engine control unit made by Delphi. It belongs to the Delphi DCM1.2/DCM3.x/DDCR family. It belongs to the EDC16-era diesel generation: common rail and unit injector, without the protection of its successors. In our catalogue it is fitted to vehicles from model years 2004–2021. Used in 18 engine variants from Citroen, Dacia, Nissan, Peugeot, Renault.
Guide values for Stage 1 on stock hardware. Your vehicle’s product page shows the exact figures.
Visit us on site, or just send in the ECU. The work is identical, and so is the price.
Price for the software calibration. It depends on power, model year and access (OBD or bench/boot); your vehicle’s product page shows the exact price.
Vehicle variants
Open your vehicle’s page with power, stages and price. (17 models · 18 variants)
Pick brand, model and engine, and the configurator shows power, stages and price for your vehicle.
Open configuratorFAQ