So I have 2 sensors which seem to be wrong from my research...any ideas?

I’m not sure why the brown plug is connected to the blue plug?

And I bought a temperature sensor which only had 1 pin!?

Stupid question - how do I ground the sensor?

6 cylinder m20 320i year 1985

Hi all, So I know there is a lot of info out there about this but hard to narrow down my issue.. hope some one can help? My temp gauge was completely dead so I tightened the nut on the back and cleaned/sanded the pins on the back, it now has power but the reading is still not right, it only goes up ...

Thanks for info much appreciated !

Hi all, New guy here and pretty new to the BMW E30 seen. Have a question if anyone could help? Car I have just bought is a bmw e30 320i m20 engine year 1985 I would just like to know is it normal for the cooling radiator fan to constantly run as soon as the engine is started, then switch off once th...

Hi all, New guy here and pretty new to the BMW E30 seen. Have a question if anyone could help? Car I have just bought is a bmw e30 320i m20 engine year 1985 I would just like to know is it normal for the cooling radiator fan to constantly run as soon as the engine is started, then switch off once th...