Bosch MED17.5.2: Bosch petrol ECU on a Tricore core — TFSI/TSI/MED, direct injection. Stage 1/2 for power, removal from the logic of the EGR system, the AdBlue system, the catalytic converter/lambda, EVAP, disabling the swirl flaps, Pops and Bangs, Speed Limit Off, DTC Off, rollback to the factory calibration, immobilizer deactivation and Cold Start Off — Autotuner, KESS3 (OBD), KTAG (bench), Trasdata. In the database — 59 modifications on Audi, Volkswagen, Seat and 1 more brands.
The Bosch MED17.5.2 unit is found on 59 different engines. Main brands: Audi (26), Volkswagen (18), Seat (11), Skoda (4).
The Bosch MED17.5.2 ECU supports: STAGE 2, COLD START OFF, NOx OFF, EGR OFF, STAGE 1, FLAPS OFF, VMAX OFF, DTC OFF, POP AND BANGS, IMMO OFF. Checksums are recalculated on the engineer's side in WinOLS5.
The Bosch MED17.5.2 is supported by: KESS3 (OBD bootloader), Autotuner, MPPS V21, KTAG (Bench for Tricore), Trasdata, CMD Flash. On production models OBD reading is usually enough; on locked variants — Bench (BDM/JTAG).
Stage 1 on the petrol Bosch MED17.5.2 reprograms ignition timing, lambda target, boost target and wastegate duty (on turbo), throttle response, VANOS/VVT phase, torque limiter.
The original bin/hex/ori is accepted after reading via Autotuner, MPPS, MagicMotorSport, KT200, FoxFlash. Checksums are recalculated on the engineer's side.
OBD flashing of the Bosch MED17.5.2 — 25-30 minutes, Bench (if needed) — about an hour. The file processing itself takes 5-30 minutes after receipt.
The cost of a Bosch MED17.5.2 file is built in the calculator: you pick the operations you need (Stage 1, emissions removals, service operations) and the price is calculated with the package discount applied.