Citroën C4 Cactus 1.5 BlueHDi – Stage 1 ECU Remap

This Citroën C4 Cactus 1.5 BlueHDi came in for a custom DMS TUNED Stage 1 calibration with full AdBlue system deactivation.

Citroen C4 Cactus Stage 1 tuning at DMS Tuned dyno

Dyno Results

Measured Stock: 113HP / 275Nm
DMS Stage 1: 135HP / 323Nm

+22HP and +48Nm gained with optimized boost control, fuel calibration and torque mapping.

Citroen C4 Cactus dyno graph Stage 1 results

What Was Optimized

  • Turbo boost pressure mapping
  • Fuel injection calibration
  • Torque limiter adjustment
  • Throttle response refinement
  • Full AdBlue system deactivation

The result is stronger mid-range torque, smoother acceleration and improved drivability, while maintaining safe operating parameters.

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Explore more DMS TUNED dyno projects or check our Stage 1 & Stage 2 tuning services.

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