1 Series E87 123d (N47S) 5-door
It must be possible to read the part number on the exhaust and
intake camshafts (E and A) from above.
Note:
See illustration.
The cam on the intake camshaft (E) points obliquely upwards at
cylinder No. 1.
The cam on the exhaust camshaft (A) points obliquely outward to
the left at cylinder No. 1.
The marking on exhaust camshaft gearwheel (A) must be aligned
with the marking on intake camshaft gearwheel (E).
Note:
See illustration.
The exhaust camshaft must be removed if the marks do not agree
(are not aligned).
Release all bolts of bearing caps A1 to A5 working from the
outside inwards.
Tightening torque: 11 31 2AZ
.
Remove exhaust camshaft by pulling upwards.
Place all components on special tool 11 4 480 in a tidy and
orderly fashion.
RA Checking camshaft timing (N47, N47S)
BMW AG - TIS
26.01.2013 01:42
Issue status (12/2007) Valid only until next DVD is issued
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