OBD Support for Keihin KTKZ2 and KTKZ3
New release version 7.56.0.0 of Flex out now, designed to program in OBD Keihin KTKZ2 and KTKZ3 control units with RH850 processor, installed on the most recent KTM EU5+ motorcycles, including 2025 and 2026 versions.
As of today, you can work directly via the diagnostic port of the motorbike, carrying out real read and write of the map area quickly, safely, and accurately, even on last generation models.
This new protocol supports units having 624.41.031.000 (KTKZ2) and 626.41.031.000 (KTKZ3) hardware numbers, covering even modern models such as KTM Duke, KTM RC, and KTM Adventure EU5+ MY 2025-2026.
Please note:
You need the FLX2.68 EU5/EU5+ cable for Bike EU5/EU5+ vehicles or the MMS03.002 adapter to establish connections.
Some of the supported vehicles
KTM 1390 Super Duke R (I) 1350cc (E5+) [188HP] (2024MY)
KTM 1390 Super Adventure R (I) 1350cc (E5+) [171HP] (2026MY)
KTM 690 SMC R (IV) 693cc (E5+) [78HP] (2026MY)
Husqvarna 701 Enduro (IV) 693cc (E5+) [78HP] (2026MY)
This new protocol is available for the following software packages:
OBD
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
FLS0.13M – SW Flex Bikes OBD/Bench/Boot Master
FLS0.13S – SW Flex Bikes OBD/Bench/Boot Slave
Newly added protocols:
OBD
KTM Keihin KTKZ2 RH850 Virtual Read/Write/Checksum Calculation Maps
KTM Keihin KTKZ3 RH850 Virtual Read/Write/Checksum Calculation Maps
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