VW Touareg 3.0 TFSI ECU Tuning File – SIMOS8.5 S8500K2000000 (CMD Flash Ready) 0001 Stage 1 

Change log

  • v1.0 — 2025-05-25
    • Stage 1 file for VW Touareg 3.0 TFSI
    • Siemens SIMOS8.5 ECU (S8500K2000000)
    • Fuel, load, torque and throttle revised
    • Checksum verified via OLS818 v3.29
    • CMD Flash compatible format​

Release notes

  • v1.0 — 2025-05-25
    • Initial Stage 1 calibration for 3.0 TFSI
    • Enhanced midrange and throttle feel
    • Siemens Tricore SIMOS8.5
    • Validated via OLS818 v3.29 plugin​