Bosch petrol ECU on a Tricore core — TFSI/TSI/MED, direct injection — found on Volkswagen, Audi, Skoda and 1 more brands (17 modifications). On the Bosch MED17.2.5, CHIPOK performs Stage 1/2 — power tuning, software removal of EGR / AdBlue / catalyst control / EVAP, disabling the intake flaps, the Pops & Bangs effect, speed limit removal, DTC removal, return to stock, IMMO Off and Cold Start Off. Flashing is done via KESS3 / Autotuner / CMD Flash / FGTech Galletto.
The Bosch MED17.2.5 is used across 4 brands: Volkswagen (8), Audi (4), Skoda (4), Seat (1). 17 engines in total in the database.
The Bosch MED17.2.5 ECU supports: STAGE 2, COLD START OFF, NOx OFF, EGR OFF, STAGE 1, FLAPS OFF, DTC OFF, CAT/LAMBDA OFF, POP AND BANGS, EVAP OFF. Checksums are recalculated on the engineer's side in WinOLS5.
The Bosch MED17.2.5 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 MED17.2.5 reprograms ignition timing, lambda target, boost target and wastegate duty (on turbo), throttle response, VANOS/VVT phase, torque limiter.
Bosch MED17.2.5 calibration requires a full read of the unit — bin/hex/ori. Programmers: KESS3 / KTAG / Autotuner / MagicMotorSport. Checksums — on the engineer's side.
Reading and writing over OBD take 25-30 minutes. Bench reading requires opening the unit — about 60 minutes. Remote processing of a Bosch MED17.2.5 file at CHIPOK — 5-30 minutes.
The price of Bosch MED17.2.5 calibration depends on the selected options: Stage 1/2, DPF/EGR/AdBlue off, DTC off. The Max Price cap limits the package total. Paid with CHIPOK credits (1 cr = 1 €).