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      07-14-2018, 02:05 PM   #4
Havocsteve
Second Lieutenant
Canada
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Drives: 2011 E82 135i
Join Date: Feb 2016
Location: Toronto, Canada

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Quote:
Originally Posted by 02Pilot View Post
Inspect the belt and pulleys carefully. If there is even the slightest indication of the belt being uncentered on either the tensioner or idler, replace immediately. Failure of the belt drive on these motors often wraps the belt around the crank pulley, forcing fragments past the main seal and destroying internal components.

At eight years I'd replace it all just as a matter of preemptive maintenance.
The belt looks in perfect condition. I'll have to put my hand in there and see if I can wiggle things around. Have to let the engine cool before I stick my hand in there, it's bloody tight!
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