Stage 1 Skoda Octavia 2.0 TSI ECU File – Simos19.6, SW-Version 0003, ECU 5FF906259 (CAT OFF + OPF OFF) 0003

Change log

  • v1.0 — 2025-06-02
    • Base calibration for DNFB engine
    • OPF and CAT OFF patches implemented
    • Start/Stop logic disabled
    • Ignition and load control updated
    • Verified checksum integrity​

Release notes

  • v1.0 — 2025-06-02
    • Ideal for road use with improved responsiveness
    • Deactivation of emission devices for off-road/track setups
    • Designed for safe operation with factory hardware​

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