Flex Update Marelli 12GF via OBD
Magic Motorsport has released Flex software version 7.51.0.0, introducing exclusive OBD support for the Marelli 12GF ECU—bringing new possibilities for tuning the latest FCA vehicles.
This update enables direct read and write of the map area via OBD, allowing professionals to optimize throttle response and overall vehicle efficiency. It specifically targets models equipped with the 1.0L FireFly mild-hybrid engine (MHEV 70PS), including:
- Fiat 500 (332) – 2024
- Fiat Pandina (319) – 2024
Key Features:
- OBD Read/Write/Checksum for Marelli 12GF TC377
- Fast operation: ~12 minutes reading, ~5 minutes writing
- Improved throttle response and performance tuning capabilities
Important Note:
To perform OBD programming correctly, the SGW Bypass (MMS03.001) cable is required for proper communication with the ECU. After writing, unit alignment must be completed using a diagnostic tool or the guided Flex procedure.
Compatibility:
- FLS0.1M / FLS0.1S – Flex ECU OBD/Bench (Master & Slave)
- FLS0.5M / FLS0.5S – Flex Full (Master & Slave)
Additional Improvements:
- New Virtual Reads added for Continental SID321, EMS314x, and EMS316x ECUs
With this update, Flex continues to expand its capabilities, offering efficient and reliable solutions for modern ECU programming.
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