Bmw E46 Coolant Level Sensor Replacement

In this article i ll go over the steps involved with replacing and testing the engine coolant temp sensor on bmw z3 4 cylinder models.

Bmw e46 coolant level sensor replacement.

V12 bmw e38 750il restoration project dubai. Includes expansion tank 1 piece cap 1 piece and coolant level sensor 1 piece. I m going to check add coolant today and order a coolant level sensor from oembimmerparts today as well. I know there s a bunch of threads on this but i can t locate directions to do this job my check coolant level nightmare has begun as is the case with many others after a cold start in the morning disappearing thereafter until the next day.

The bmw e46 coolant expansion tank is a part that commonly fails in all 1998 2006 3 series cars. Where is the coolant temperature sensor located on bmw e46 e39 e53 e83 x3 x5 z3 z4 e60 e65 if you have bmw with the m54 engine and you are trying to located. Bmw e46 coolant system flush and oil change diy duration. Auto repair guys 94 277 views.

The low coolant sensor is a reed switch that is actuated by a magnet passing near by either coming into physical range or going out of range i don t remember which. If you search enough online forum threads you will quickly realize that one of the bmw e46 s achilles heels is the coolant expansion tank. As the bmw e46 expansion tank ages the prolonged heat and pressure it is subjected to causes the plastic to weaken. The battle part 4 duration.

Ajs builds 19 869 views. Be sure to work with a cool engine. How to replace temperature sensor on bmw duration. On the e46 the sensor is inside of a dry space the sensor can be replaced without coolant loss or the need to drain coolant first as is a requirement of the e36.

I don t understand the question. The coolant temp sensor is located at the front of cylinder head on the left side green arrow. Replacing coolant sensor place a drain pan under the left front of your engine. How to replace a coolant level sensor on a 1996 e36 328is.