MMI 2G

MMI 2G from 2004-2009

How To Eliminate Car Audio Ground Loop Noise from USB Chargers

I’ve been annoyed with the static ground loop noise on my Audi A8L after installing the TV tuner with auxiliary and bluetooth streaming. The bluetooth when plugged in to the charger, the ground loop noise is unbearable, the same with the auxiliary cable connected to my iPhone when the lightning charger is ON. I did

Disable Audi A8 D3 MMI Screen Motor

When the battery’s dying, the MMI screen started to make noise and stopped in the middle while going up. I believe it may be its time to die, so I disable the motor from moving up/down every time we turn off /on the ignition.  I set the switch to off after the MMI screen is

Modify AMI Cable To Connect USB MP3 Drive

VW and Audi use the same type of AMI cable to connect to the AMI system. I have a 2015 VW eGolf and I modified the cable to connect a 64GB flash drive with MP3 files. It works quite well. We need to connect 4 USB pins to a USB host cable – PINS 17