1 Series E81 120i (N46T) 3-door
Checking locking of inlet adjustment unit in initial position:
Place special tool 11 9 270 on inlet camshaft and attempt to
rotate inlet camshaft carefully against direction of rotation up to
stop.
The inlet adjustment unit is locked in the initial position when the
inlet camshaft is non-positively connected to the inlet adjustment
unit.
Checking locking of exhaust adjustment unit in initial position:
Place tool on twin surface of exhaust camshaft and attempt to
rotate exhaust camshaft carefully in direction of rotation.
If there is no fixed connection between exhaust camshaft and
exhaust adjustment unit, rotate exhaust camshaft in direction of
rotation as far as it will go.
The exhaust adjustment unit is locked in the initial position when
the exhaust camshaft is non-positively connected to the exhaust
adjustment unit.
Important!
If the inlet or exhaust adjustment unit of the camshafts
"cannot" be locked as described, the adjustment unit is faulty
and must be replaced.
Slacken screws of exhaust and inlet adjustment unit.
RA Removing and installing/replacing inlet and exhaust camshaft adjustment units (N
BMW AG - TIS
20.01.2013 19:11
Issue status (12/2007) Valid only until next DVD is issued
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