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      04-28-2012, 08:15 PM   #75
david 335is

david 335is's Avatar
Drives: 2012 BMW 335is
Join Date: Mar 2012
Location: Los Angeles

Posts: 162
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Originally Posted by BEAR-AvHistory View Post
Think you have a logical reason for a power loss.

On the exhaust flap, it will throw an ghost error code but will cause no actual problems. Plug it back in & the code goes away.

If you run a JB4 you can turn it on/off through the steering wheel buttons.
I disconnected it today and its a noticeable difference, i like!

2012 335is
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