This Stage 1 ECU tuning file is built for the 2014 VW Jetta 1.8 TSI (160hp) with Bosch MED17.5.2 ECU and automatic transmission. It improves torque delivery, throttle response and overall driving dynamics while preserving factory smoothness. Supplied as a full binary with proper checksum correction, ready for flashing via Alientech K-Tag.
Overview Feature list Copyright info Releases (1) Discussion
- Stage 1 tuning for VW Jetta 1.8 TSI with Bosch MED17.5.2 ECU
- Boost and ignition maps optimized for smoother acceleration
- Designed for automatic transmission — retains shift comfort
- Checksum correction done using OLS818 v3.29 (Tricore architecture)
- Delivered as a full 2MB binary file — no patching required
- Compatible with K-Tag, Flex, CMD, and similar flashing tools
- For motorsport or off-road use only — not intended for public road use