61 31 382 Replacing level switch for coolant

WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Danger of scalding!
Only perform this work after engine has cooled down.

Release screws (1).

Raise expansion tank (2) slightly.

Fig 1: Releasing Screws

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Installation:

Insert locating pin (1) into locating bore (2).

Fig 2: Inserting Locating Pin Into Locating Bore

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IMPORTANT: Do not damage connected water hoses.
Reposition expansion tank as far as possible until coolant level switch (2) forms the highest point. This will prevent coolant from escaping on opening.
If necessary, catch escaping coolant and feed back in later.

Fig 3: Disconnecting Plug Connection

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Disconnect plug connection (1).

Turn coolant level switch (2) approx. 90° in direction of arrow and pull out.