Bosch MEV17.4.2 - TC1767 | Support & FAQ

Bosch MEV17.4.2 - TC1767

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Further Information on Bosch MEV17.4.2 - TC1767

About the Control Unit

The Bosch MEV17.4.2 is a sophisticated engine control unit part of the MED17/MEV17 generation, specifically engineered for naturally aspirated gasoline engines equipped with Valvetronic technology. Utilizing the powerful Infineon TriCore TC1767 processor, this unit manages complex air-fuel mixtures and variable valve lift systems to optimize performance and emissions. It is most commonly found in vehicles produced by the PSA Group and BMW/Mini, specifically for the 1.4 and 1.6 VTi (Prince) engines.

Common Car Models

Peugeot 207 1.4/1.6 VTi
Peugeot 308 1.6 VTi
Citroën C3 / DS3 1.6 VTi
Citroën C4 Picasso 1.6 VTi
Mini Cooper R56 (N12/N16)
Mini One R56
Peugeot Partner 1.6 VTi

Technical Concepts Explained

TC1767 TriCore: A high-performance 32-bit microcontroller designed specifically for automotive engine management, featuring integrated flash memory and advanced checksum calculation capabilities.
Valvetronic: An advanced system that varies the intake valve lift to control the amount of air entering the engine, significantly reducing pumping losses and improving fuel efficiency compared to a traditional throttle body.
Bench Mode: A programming method where the ECU is removed from the vehicle and connected via the external connector pins, allowing full access to the internal flash and EEPROM without opening the casing.