Sweet Smell Interior while Climatizing...

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EvanstonI3

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sweet smell = coolant leak?
pull off the caps on the coolant tanks and see (smell) if that's what the smell is.
 
EvanstonI3 said:
sweet smell = coolant leak?
pull off the caps on the coolant tanks and see (smell) if that's what the smell is.
That's my guess as well. The cabin heater circulates a heat transfer liquid containing antifreeze. Antifreeze can have a sweetish odor, especially when heated.
 
Hello,

I also notice this kind of smell sometimes in my i3. I thank you for these advices and I will do the checks right away.
 
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