Ohvfox Posted November 4 Posted November 4 Hi just wondering if any one on here has a wiring diagram for my audi a3 sport xenon headlights. Think the wiring is incorrect but can't find a diagram. Just installed my new lights but the indicators, highbeam and DRL's are not working. The headlight wiring has been changed at some point so I'm just wanting to check it right. Any help would be appreciated. Thanks James
Ohvfox Posted November 4 Author Posted November 4 Hi Steve Bit of a long story but here goes. I bought the car about 4 years ago as a cat s repaired car. The lights that were fitted were led lights. At the start of the year they started playing up drls not working. So I ordered new lights the same code as the ones that were fitted. I installed these but they did not work, I thought that it was a coding issue but it wasn't. Audi told me that the led lights that were installed were not the correct lights for the car. They gave me the codes of the correct light that should be installed in the car and they are the xenon's that I have now fitted. But these are not working either, so I'm thinking that if they are the correct lights for the car and are nor working then the wiring must be wrong. The wires have all been cut and pieced together. I have been trying to find a wiring diagram for the lights but can't find anything.
Stevey Y Posted November 4 Posted November 4 1 hour ago, Ohvfox said: Hi Steve Bit of a long story but here goes. I bought the car about 4 years ago as a cat s repaired car. The lights that were fitted were led lights. At the start of the year they started playing up drls not working. So I ordered new lights the same code as the ones that were fitted. I installed these but they did not work, I thought that it was a coding issue but it wasn't. Audi told me that the led lights that were installed were not the correct lights for the car. They gave me the codes of the correct light that should be installed in the car and they are the xenon's that I have now fitted. But these are not working either, so I'm thinking that if they are the correct lights for the car and are nor working then the wiring must be wrong. The wires have all been cut and pieced together. I have been trying to find a wiring diagram for the lights but can't find anything. Hi whoever butchered the wiring originally did so to accommodate the LEDs I would be inclined to consult an auto electrician as they have the knowledge and the equipment to restore the wiring to standard, me personally I hate retrofit LED conversions as they are piles of Chinese cr@p, which don't last. Steve. 1
James wright Posted November 10 Posted November 10 Who ever wrote the last reply. What a !Removed!. Came here looking for advice for a problem that I did not cause and that's what you come back with. Wow how sad.
cliffcoggin Posted November 10 Posted November 10 James. I aplogise for the language and tone of the previous post. I have penalised the person concerned for that, and will hide all his posts. 1
Sid2020 Posted 5 hours ago Posted 5 hours ago Had to fix problems like this before and feel for you, the headlamps on these are quite basic compared to newer generations, you best bet is to buy yourself a power probe, works like a voltmeter but indicates if you have probed a live or earth and what voltage, can check continuity and best of all supply a live or earth feed at touch of a button. take time and probe each wire on the car plug switching headlamps on and off to identify each wires function, typically only 1 earth for complete light, larger lives will be main and dipped lives, indicator live is easy as voltage switches quickly, drl is always live but voltage will drop when indicator is on or dipped beam. headlamp leveling is abit of a pain as looking for change in voltage when car starts as should do a level test but leave that to last and hopefully will only have 2 wires. Responding to old post but hopefully help someone
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