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Question:

Which wires power my windows and sun roof in my car?

I have a 2001 Honda Civic EX and I am having the hardest time figuring out how to test to find out which of the wires in my car turn each different motor and which way as well they turn to my windows and sun roof. When I test the wires coming from the switch from the door handle I get all the same drop in voltage and polarity when I switch one of the switches. I am unable to isolate which wire does what function to the windows and sun roof. What am I doing wrong to find this out? I believe it is either the wrong wires or the wrong way of testing. I need this to hook up my DEI 530t if that helps anyone.Thanks.

Answer:

It really helps if you have an electrical schematic. many power windows and sunroofs have relays,some in some really strange places, that complicate troubleshooting and analysis. If you have a Chilton or Haynes repair manual, they usually have acceptable schematics. Some dealers are helpful (some not) in their service departments to give print outs from their computer knowledge base, if you ask 'em just right or have a friend. Sorry, the only manual I have for a Civic stops at '95. I wouldn't know how to do it without a schematic. It tells you what color wires go where and which ones are hot and when. There are also Honda forums, even manual sharing online. Good Luck!

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