think you will find it under the drivers side bumper, it looks like a round disk.
that's a big negative
If you have a 1989-1995 model 325i, the ambient temperature sensor should be part # 65818350779. Best way to see a picture is do a Google image search on the part number. It will look like a plastic piece, black on the probe portion, yellow on the plug-in portion, with 2 round electrical connector pins.
The temperature sensor on a BMW 325i is located on top of the engine, near the upper radiator hose. It constantly monitors the temperature of the coolant and triggers the cooling fan as needed.
A 2001 BMW 325i has two coolant temperature sensors. They constantly monitor the temperature and adjust flow as needed.
P2185 is ECT sensor high voltage detected. ECT stands for Engine coolant Temperature Sensor.
1995 BMW 325i 6 cycl motor oil drain plug location?
No, It will not affect the cars operation, It is more or less for an added feature on the car. Warhead325i
plugs into the rear differential
Yes
idle control valve
It is just behind and below the air filter housing. The air fiter housing and air temperature sensor coolant lines do tend to get in the way. When I checked mine recently, I found it was easier to just remove the air filter housing.
Bolted into the bottom of the oil pan.