Bimmerfest - BMW Forums - View Single Post - Rear Main Seal?
Thread: Rear Main Seal?
View Single Post
Old 10-20-2008, 10:13 AM
Al's540i's Avatar
Al's540i Al's540i is offline
Officially Welcomed to the 'Fest
Location: Oklahoma City
Join Date: Jul 2006
Posts: 837
Mein Auto: '00 BMW 540i; '11 BMW X5
Originally Posted by cn90 View Post
The engine oil dye thingy is here:

Your 540i has the FILLER plug on the drivers side (instead of the passenger side as for 528i):

Now drive the car normally and check oil levels (engine oil + man trans oil) at 300-500 miles interval. If one goes down then you know the source of the leak.
On my 540i the filler plug is on the passenger side of the tranny pan.

2012 Audi A4 S-Line
2011 BMW X5
2000 BMW 540i

2010 Mercedes ML350
1998 Audi A6 Quattro
2002 Lexus IS250
1988 Honda Prelude
Reply With Quote