2G Alternator plug wiring help

[Rock23k]

Hello all, this is my first post here, looking for help on a wiring "situation". I bought this car to "re-assemble" only, as per the previous owner (yeah right!), I found 2 alternator wires cut, they don't seem sliced by mistake.

This car has an aftermarket ECU and only uses a couple off sensors. So I want to know what those wires are for.

You must be logged in to view this image or video.

Any info is appreciated, thanks in advance! Oh and it's a 96 GST.

 

[luv2rallye]

Since you have an aftermarket ECU, there's a possibility it may not have their function implemented (which might explain why those wires are deliberately cut).
But here's what they do on a factory ECU:

Idle rpm jumping when turning f.e. rear window heating

Today I noticed something weird. It was raining and cold, typical Dutch weather. (yes, in july) My rear window was getting all foggy so I turned on the rear window heating. Usually I do this when driving, but today it happened to be that I turned it on when standing still in front of a traffic...

www.dsmtuners.com

 

[jdxnc]

See this post: https://www.dsmtuners.com/threads/alternator-trigger-wire.520037/#post-153704592

I used this as the reference to wire up the oem alternator to my Fueltech Ecu.