BMW Werkz banner

Exhaust smell

8K views 10 replies 5 participants last post by  warrior spirit 
#1 ·
i noticed that sometimes strange smell comes out of the exhaust and there is no smoke.and its not oil burning smell

can anyone tell me if he had such situation????:conf
 
#5 ·
They last longer than you think my neighbour has a 728i 1998 with 280,000miles on original cats.
 
#8 ·
Does it smell kinda "sweet"? If it does, then it's coolant....not good if that's the case. White smoke also suggests moisture (coolant) presence in combustion.
 
#10 ·
my car smells like it runs extra rich as well... I always though it was becuase my Cat wasn't existant.. are you throwing any check engine lights ?
 
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top