OBD solution for Renault and Alpine

Version of Flex out now


OBD protocol to program Hitachi BED 501 ECUs is out: a new update of Flex has been released, allowing to optimize engine parameters of Renault and Alpine vehicles by accessing the map area directly via the diagnostic port of the vehicle.

With this new solution, you can have a real read at the map area and program the ECU in OBD, without the need to remove the unit: just connect the tool to the diagnostic port to start programming.


Some of the supported vehicles:

  • Alpine A110 1.8L TCe 305PS
  • Renault Escape 1.8L TCe 228PS
  • Renault Megane RS 1.8L TCe 284PS
  • Renault Talisman 1.8L TCe 228PS


This new protocol is available for the following software packages:

  • FLS0.1M – SW Flex ECU (car, van, bike) OBD/Bench Master
  • FLS0.1S – SW Flex ECU (car, van, bike) OBD/Bench Slave
  • FLS0.5M – SW Flex Full Master
  • FLS0.5S – SW Flex Full Slave


Newly added protocols:

  • Renault / Alpine Hitachi BED501 Read/Write/Checksum Calculation Maps

Reading Time ~ 2 minutes and 30 seconds Writing Time: ~ 1 minute and 30 seconds


Bug Fix

  • Improved CRC calculation for some type of FCA Bosch 9HP


Click here to discover the full list of supported vehicles.