Timing Component Alignment Marks: Locations
The procedure for "Checking Camshaft Timing" can be found under Camshaft, Engine Testing and Inspection
The following is taken from "Removing and Installing / Replacing Inlet and Exhaust Adjustment Units on Right Side"
Removing and Installing / Replacing Inlet and Exhaust Adjustment Units on Right Side
Removing and Installing / Replacing Inlet and Exhaust Adjustment Units on Left Side
Place special tool 11 9 461 on inlet camshaft and align inlet camshaft so that special tool 11 9 461 rests without a gap on cylinder head.
Fit special tool 11 9 463, secure screw ( 1 ) in thread for oil line and tighten down by hand.