Tag Archives: N54

N54 carbon build up

Posted on April 15, 2016 by bmwtechnician

 335i with a N54 with carbon build up,,,,car ran ok,,,,but you could notice a rough idle,,,,which was caused by to much carbon build up on the intake valves,,,,,when removing the intake manifold,,,,remember to also remove the manifold studs,,,,removing the stud … Continue reading →

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Vacuum pump N54 and N55

Posted on February 22, 2016 by bmwtechnician

 

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N54 twin turbo burning oil

Posted on September 17, 2015 by bmwtechnician

Just had a n54 twin turbo engine burning oil,,,smoke tested the intake system,,,,no leaks found,,,,check for any faults or any rough running problems were ok,,,I removed the spark plugs and found cylinder 1 with some burning oil,,,,,you can see the … Continue reading →

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