Dual coolant temperature sensors?

LillKenta

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If I rely on ETKA my car should have the green 4-pin sensor in the plastic housing on the left side of the cylinder head. Check - No problem there.
The car have the 3-pin thermo switch threaded into the radiator. Check on that one too.
But - ETKA also says that cars running either one of aaaaaall those engine numbers AND is equipped with air condition have a white 2-pin sensor.
Can anyone guide me to where in the engine bay its located? :shrug:

A3   temp sensor
 
191919369A Do you mean this one? Looks like number TEN in your diagram 24 in my screenshot
 

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191919369A Do you mean this one? Looks like number TEN in your diagram 24 in my screenshot

That's the sensor, yes.

Looking at the diagram in ETKA that coincides with your picture - it matches for cars with the ATD engine code.
But the plastic housing, number 21 in the diagram, on those engines does not have a seat for a sensor. 1J0121087C.
There is a house with a seat - 1J0121087A.
But I don't have it on my car. And I'm yet to find the white two pin sensor. Pretty sure it's not there.
Haven't seen any loose connector somewhere either.

So. Is ETKA misleading me here or is the car not how it should be? =)