It finally worked, using the OBDLink ScanTool EX USB. It seems like the Bluetooth interfaces had a bad connection (the speed was always set to 9.600), while the speed for the OBDLink ScanTool EX USB was set to 115200

I contacted the support yesterday and hope they can help me.

In case anyone else has an idea, I'm still grateful for all tipps and possible solutions. I also bought the OBDLink MX+ and a new yellow adapter cable (just to be sure, that the first one wasn't broken), it's still not working though.

Thank you for your quick response. I tried the interface type ELM / Gerneric OBD (Bluetooth), as well as all the other available types (most of them are for USB Connection, which I don't have), including the ELM 327 (USB) in HIGH SPEED mode. I also tried both port setting 38400 and 115200. Unfortuna...

Hello and greetings to all of you, For over a week I'm trying to do a PROXI Alignment on my Peugeot Boxer (same model as the Fiat Ducato Typ 250) and getting really frustrated. I have tried 4 cheap Chinese OBD2 ELM327 devices and also removed the 120ohm resistor on one of them. Then I bought the exp...