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DjBac · 09-03-2004, 03:36 PM

I tried to use my car's steering wheel controls..
But i have a problem...

it has 4 wires.. ACC,GROUND,TX+ and TX-.
I connect +12v to ACC ground to GROUND and then check volts to TX+ and TX-..
But the volts don't change!!
Either 2,5 and 12V...
Am I doing something wrong??

09-03-2004, 03:36 PM	#37
DjBac Maximum Bitrate Join Date: Jun 2004 Location: GREECE/Athens Vehicle: BMW Z4 3.0i SMG Posts: 702 My Photos: ()	I tried to use my car's steering wheel controls.. But i have a problem... it has 4 wires.. ACC,GROUND,TX+ and TX-. I connect +12v to ACC ground to GROUND and then check volts to TX+ and TX-.. But the volts don't change!! Either 2,5 and 12V... Am I doing something wrong??