BMW 5251 Service Manual page 306

I
Camshaft Timins Chain
4
Using special tool 11 2 450, rotate engine clocltwise to TDC
with number one cylinder cam lobes facing each other (ar-
rows) as shown.
4
Lock crankshaft in TDC position with BMW special tool 11 3
200 (arrow).
-
Remove BMW special tool 11 2 450 and remove hub.
-
Remove upper engine oil pan. See 119 Lubrication.
-
Remove alternator. See 121 Battery, Starter, Alternator.
-
Remove retaining bolt for oil dipstick tube from upper timing
chain cover on right side.
-
Remove camshaft position sensor from right upper timing
chain cover.
<
Remove right upper timing chain cover:
Remove chain tensioner (A).
C A U T I O G
Tensioner is under spring tension. Release slowly.
1
Release fasteners (arrows) and remove cover