[s-cars] Q7 ramblings

Louis-Alain Richard larichard at plguide.com
Thu Mar 1 17:20:20 EST 2007


> Yeah, and someday, in it's infinite wisdom, Audi will move it to the 
> door,
> like the window buttons.
>
> Think of the wire loom repair for THAT!!!!
> LL - NY
>
> Well, you should'n worry about the loom, because on these cars, and a 
> lot of less expensive ones too, the multiplexing of the electrics mean 
> that you only need 4 wires to power anything: 12+, ground and two tiny 
> 5V signal wires. As an example, in a door, all the electrics are 
> powered by the same two wires, and the various signals are transmitted 
> to a controller that will drop the window, or adjust the mirror, or 
> light the switches, or anything... For one, I like multiplexing, 
> except that I need a 7500$ device to program the various controllers 
> of the baaS...

Louis-Alain



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