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Finding 12V signals in a Canbus 04 A4

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Old May 24, 2007 | 01:40 PM
  #1  
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Default Finding 12V signals in a Canbus 04 A4

Hello-

I have installed an Avic-D3 in my 04A4 with "great success" (as Borat would say) minus a few things that appear to be canbus related.

+ I am going to extend the illumination wire from the H/U to a positive headlight lead in the engine compartment. Does anyone have advice on a relatively easy location to tap into this wire, and perhaps a picture of what said wire would look like? (no voltmeter). I need a 12v vs ground signal related to the lights.

+ My radio reception is junk. Is there an antenna booster post in the A4 or something to the same effect I can tap into?

Thanks for the help. I'm good with metal and wrenches but when I get into wires I'm lost....


KB
 
Old May 24, 2007 | 03:00 PM
  #2  
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Default RE: Finding 12V signals in a Canbus 04 A4

OK -

I solved #1 with a little luck on the 1st try:

+ I found the harness that plugs into the driver's side headlight and unplugged it
+ I ran a wire from the illumination wire on my Avic-D3 to the harness, and tried different slots
+ The black and yellow stripe is the headlight wire (main driving light)
+ Tapped the wire, routed through the firewall and to deck
+ Voila

I'm still on the hunt for the antenna booster?
 
Old May 25, 2007 | 07:46 AM
  #3  
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Default RE: Finding 12V signals in a Canbus 04 A4

Will someone please confirm that this antenna adapter will solve my #2 problem? It appears it will supply power to the antenna booster when the radio is activated.....

This look like anything you've used?

 
Old May 25, 2007 | 08:20 AM
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Default RE: Finding 12V signals in a Canbus 04 A4

that there my friend is an adapter to convert factory antenna to regular standard plug and yes I do believe it's powered. But there is a sepperate unit somewhere. I'm assuming your Canbus is Convertable? sorry never herd of that term.
 
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