Category Archives: TCU Programmer

Foxflash Failed to Read VAG DL501 Gearbox Solution

Problem: I’m having trouble reading my DL501 gearbox at foxflash programmer. I have to disconnect and re-connect several times, but the reading remains stuck at 0% . Any solution? Solution: You need Bench MFC cable. You need to use multifunction cable that is included in foxflash kit. There is a ignition switch. 12v+ and 12v… Read More »

KESS3 Update Alfa Romeo ZF8HP75 TCU via OBD!

Alientech KESS3 now allows intervention via OBD on the Bosch ZF8HP75 TCU, the transmission used on the most sporty and performance-oriented Alfa Romeo models from 2016 onwards. On these configurations paired with the 2.9 V6 biturbo engine, designed to handle high torque levels, TCU programming allows workshops to work on gear-shift logic, transmission-side torque management,… Read More »

Clone Benz VGS4-0-NAG2 TCU with Launch X431 ECU Programming on Bench

Good news! Launch X431 ECU & TCU programmer new V10.51 version software added Benz VGS4 bench mode without removing the shell as previous version. Here iecutool.eu will show how to erase/virgin and clone Benz VGS4-0-NAG2 4-speed transmission gearbox TCM on bench mode. This step-by-step guide helps technicians safely erase transmission control data and prepare the… Read More »

Will Xhorse Multi Prog Clone VAG Bosch DQ381 Gearbox?

Will Xhorse Multi Prog 1:1 clone VAG Bosch DQ381 TCU? VAG Bosch DQ381 TCU (part number 1034420266), MCU Renesas R5F72549R (SH725xx family), boot version bh1g0301. From the Multi-Prog (Xhorse) connection log in bench mode, I see: CPU type: SH725xx BOSCH part number: 1034420266 TCU type: TCU-2-x.x MCU: R5F72549R (72549) UID: E716113C / EF722549R Flash: 0x2800000x… Read More »

Autotuner Update BMW ZF 8HP Gen3 TCU via VR OBD

New Autotuner protocol release. After supporting post-2020 BMW MDG1 units, it was time to focus on transmissions! The ZF 8HP Gen3 TCUs found in BMW and Alpina vehicles are now supported with virtual reading (VR) via OBD, using your Autotuner Tool. At last, you get a complete solution to tune both the engine and the… Read More »

Tips to Read DSG DQ250 MQB Gearbox with Foxflash via Godiag Adapter

Here are the instructions on reading and writing DSG DQ250 MQB gearbox TCU by foxflash users. This one really worked. read/write the transmission, the tool foxflash, godiag (autopower/manual power+ 120ohm) bench method was used Connection: 1-foxflash (power supply 13,4V)-orange cable OBD to godiag- DSG DQ250 MQB cable pinout: DSG connector pin 1- kline to bench… Read More »