in the intake air box
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.
you may need to replace the sensor for the coolant, there should be a wire connected to it.
P2185 is ECT sensor high voltage detected. ECT stands for Engine coolant Temperature Sensor.
The crankshaft position sensor on this car is at the front of the motor on the passenger side. It is forward of the water pump inlet on a little mount. The toothed wheel it monitors is attached to the crankshaft behind the pulleys.
The oil pressure sensor on a 2004 BMW 325i is located on the bottom, right side of the engine. It is screwed into the block and has an output wire which sends information to the computer.
Where is the starter located on my 2003 BMW 325i
Water
189hp
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.
if you are facing the engine it will be on the left upperside of the crank pully, on a target wheel. is it hard to remove and replace
plugs into the rear differential