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Recommended Posts

  • 2 years later...
  • 4 weeks later...
Posted (edited)

EDIT. SOLVED.

YMMV. On my 99' 996 C2, here's what I discovered.

The window up/down switch uses pin 3 for ground and pin 5 for the night time illumination. So if you use a window switch be sure to observe these different pin-outs.

Also according to the work shop manual pin 3 on the switch is for ground, NOT pin 4 like in this DIY!!!

Again, your situation might be different based on your model year, you should always confirm with a multi meter and work shop manual.

--------

Hey all. I just did this mod using a window switch. It works great, but the dashboard illumination doesn't work right when I turn the lights on.

With just the illumination wires plugged in the led inside the switch comes on fine when I turn on the car lights.

However as soon as I plug in the three spoiler wires to the switch the spoiler control doesn't work until I unplug the two illumination wires.

I have a second window switch and it does the same thing.

I triple checked all of my wiring.

Does anyone know (or guess) that perhaps this is because I'm using a window switch and not the "sanctioned" spoiler switch with part numbers referenced in this thread and DIY?

TIA!

Edited by logray
  • 5 years later...
  • 6 years later...
Posted

Great article. I’ve just followed it for my Gen2 and a couple of the wire colours seem different it was easy enough to work it out. All working nicely. 
 

Thanks for posting this. 

209C05AB-2971-43CB-8935-7B0B38A41292.jpeg

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