Alientech KESS3 Adds Citroen Fiat Opel EVPT VCU3000 ECU

By | December 4, 2025

Alientech KESS3 released a new protocol for EVPT VCU3000- Citroen, Fiat, Opel/Vauxhall.

Take the next step in EV tuning: work in BOOT mode on the latest EVPT VCU3000 units, now supported on ultra-compact electric vehicles equipped with 5.5 kWh systems from 2025.

  • Full read and write access in BOOT mode
  • Direct operations on the VCU memory for precise parameter control
  • Expand your workshop services with micro-EV support

 

EVPT VCU3000 – Citroën, Fiat, Opel/Vauxhall.
Work in BOOT mode on the new VCU units for EVs, now supported.

03.12.2025 – UPGRADE 2.67

With this update you can operate directly on the memory of the EVPT VCU3000 control unit, installed on ultra-compact electric vehicles from Citroën, Fiat and Opel/Vauxhall with 5.5 kWh power units from 2025 onward.

The BOOT connection guarantees full access to the VCU data, enabling complete read and write operations for accurate parameter management and full control over your tuning workflow. A solution designed for workshops beginning to work on the new generation of micro-EVs.

Thanks to the support for Citroën Ami, Fiat Topolino and Opel/Vauxhall Rocks-e, you can expand your service offering to include electric vehicles increasingly common in urban environments, providing specialist and high-value services.

Technical focus
Connection: BOOT
ECU: EVPT VCU3000
Production years: from 2025
Brands involved: Citroën, Fiat, Opel, Vauxhall

Supported vehicles
Citroën Ami
Fiat Topolino,
Opel Rocks-e
Vauxhall Rocks-e

KESS3 adds EVPT VCU3000 ECU