How to Solve Multi-Diag J2534 “Defaillance irremediable” Error

Recently, many customers gave the same feedback that they failed to install V2018 Multi-Diag J2534 software from the CD. It went well at first, and the error message popped up with “New feature1, Defaillance irremediable”.  Once they close the prompt, all the ACTIA files would be deleted automatically.

Solution offered by engineer:

The reason is that there is something wrong with the CD which comes with the Multi-Diag J2534 package. Please download the software by the following link and install again.

Password: u9zjqf

No risk!

Software Version: V2018, no need activation

OS: it can be installed on windows 7 32bit laptop only

Languages: English, Finnish, French, German, Hebrew, Hungarian, Italian, Polish, Portuguese, Romanian, Russian, Serbian, Slovenian, Spanish, Swedish, Turkish, Bulgarian, Croatian, Czech, Danish, Dutch

Installation tips:

1.Make sure your computer doesn’t install anti-virus software!

2.Ensure disconnect internet or do not have WIFI before the software installation.

V2018.03 Multi-Diag J2534 Software Installation Instructions (No Internet)
1.Run actia_Net_Block.bat (Run as administrator if possible)
2.Run Activation MAJ MD 033918/Key Update (Run as administrator if possible)
3.Install Actia Multidiag Standard profile(if the case, use S/N:033918 instead of xxxxxxx)
4.Go to C:/Actia/Portal
5.Rmove wget.exe
6.Go to control panel-uninstall or change a program – there are 3 drivers made by Actia.Remove
all 3 drivers.
7.Install I+ME-Actia-Passthru-XS2G-Driverpack-

Video reference:


The connection diagram of Multi-diag j2534 with vehicle and laptop:


Tech support: