Does the E90 320D 2010 have a radiator drain Plug?

Ryang7

New member
Hello, I have searched the internet and most forums. When I see examples, all the cars have a drain plug of some sort at the bottom. On youtube are a few videos where they change the fluid. On this car I can not find one. What am I missing, or doing wrong? On the Right side there is a Turbo intake hose (driver side) and on the left side there is a Intake pipe to the Cab of some kind attached to the Radiator Bottom Aluminum Housing. The only Water pipe is halfway up on the right side. Where is the drain plug located? The car has 180 000 km , I am the 2nd owner and bought the car at 127 000 km, The radiator water has not been changed. Many thanks.
 

Blue Shirt

Well-known member
Remove the bottom engine cover and you will find the drain plug at the bottom of the radiator, no 3 in the pic below.

1641536904651.png
 

Ryang7

New member
@Blue Shirt , Many thanks for the reply, There are two No3 in this picture. One on either side? Removing the bottom cover and it revealed that I have intake pipes attached to both left and right side at the bottom of the radiator. Its not obvious that there is any drain plug under those attachments. But for now I will just skip changing the water until I can get someone to confirm where the drain plug is and I have put the car back together.
 

Ryang7

New member
I found the answer. Yes it does like shown in the picture...... But ..... below the radiator is a inter-cooler on Turbo cars that needs to be removed in order to then see the radiator drain valve...... That was the confusing part. It looks like a radiator but it has inter cooler pipes that I was not understanding .........
 

DarrylvanNiekerk

Active member
Just remember you have your radiator for engine cooling in front, this is the large one. Behind that is a smaller radiator that your aircon fluid runs through.

Radiator:

Screenshot_20220108_143621.jpg
Aircon Radiator:

Screenshot_20220108_143544.jpg
 
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