Alientech KESS3 Update: BENCH Support for Kefico CPEGD2.20.x ECU on Hyundai & Kia Petrol Engines
18/12/2025
Alientech continues to expand its capabilities on Asian vehicles. With this new update, KESS3 officially supports BENCH mode operation on Kefico CPEGD2.20.x ECUs, installed on many Hyundai and Kia petrol models from 2017 onwards.
Technical information
- Connection: BENCH
- Supported ECUs: Kefico CPEGD2.20.1 / CPEGD2.20.2 / CPEGD2.20.3 / CPEGD2.20.4
- Production years: From 2017
- Brands: Hyundai, Kia
- Available protocols: OBD – BOOT – BENCH
Supported petrol engines
These Kefico CPEGD2.20.x ECUs are used on a wide range of popular petrol engines, including:
- 1.0 MPI
- 1.0 T-GDI
- 1.2 MPI
- 1.4 T-GDI
- 1.6 T-GDI
Supported vehicles
Hyundai
- Aura
- EON
- i10
- i20
- Kona
- Sonata
- Tucson
- Veloster
Kia
- Ceed
- Morning
- Optima
- Picanto
- Proceed
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