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      12-20-2019, 10:31 AM   #173
ztx84
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Drives: 2022 M4 Competition Xdrive
Join Date: Jan 2018
Location: Devon, UK

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Quote:
Originally Posted by AP View Post
Question.

Out of interest, Why are there 2 reservoirs for the coolant? 2 completely different systems and if so for what?
Yes - 2 completely separate systems - one for the intercooler and one for the engine cooling. For me (and I think all of us) is the engine circuit that seems to have the magic disappearing coolant!
Appreciate 0