Stage 1 Mercedes-Benz A220 CDI — Delphi CRD3 full binary (Alientech Kess V2) 6519023201

Change log

  • v1.0 — 2025-05-23
    • Initial Stage 1 calibration for OM651 CRD3
    • Torque, boost & smoke limiters raised
    • Rail pressure & timing maps optimised
    • Checksum correction & CVN patch implemented
    • Flash verified via Alientech Kess V2​

Release notes

  • v1.0 — 2025-05-23
    • First public release — dyno-tested on stock A220 CDI
    • Developed for daily reliability with extra performance
    • No hardware changes required
    • Package includes full binary & WinOLS project notes​