Check/change your expansion tank

[bigwinn]

A salutary warning

Original 2003 unit on the car

No indications of water loss at all until a fairly definitive loss of water!

Lucky there was a spare and that the temperature was only 31° not 40°

 

[enuff_zed]

Or maybe just check your next door neighbour hasn't recently broken a Z4 and needs to make space in his garage by flogging a few items.

 

[bigwinn]

Or maybe just check your next door neighbour hasn't recently broken a Z4 and needs to make space in his garage by flogging a few items.

It’s like you are inferring I am fabricating parts failures on local cars

I’m organised but not that good