5 Series E61 523i (N52) TOUR
Important!
Both camshafts have different identifications.
Mixing up the two camshafts will result in engine damage.
A
Exhaust camshaft.
E
Inlet camshaft.
Check plain compression rings (1) for damage and replace if
necessary.
Plain compression rings (1) are engaged at joint.
Press plain compression rings (1) apart upwards and downwards
and removed towards front.
Important!
Plain compression rings (1) can easily break.
Important!
Removal on engine:
Set engine to firing TDC at 1st cylinder.
Removed cylinder head:
When using special tool 11 9 000 , it will be necessary to
remove the aluminium profile insert.
Installing camshaft bearing bank:
Pre-install special tool 11 4 462 on cylinder 2.
Insert special tool 11 4 463 in screw connection of cylinder head
cover.
Important!
Special tool 11 4 463 is a special screw.
Press down roller rocker arms (3) on 2nd cylinder with spindle
nut (2) of special tool 11 4 462 .
RA Removing and installing / replacing exhaust camshaft (N52)
BMW AG - TIS
05.02.2013 01:41
Issue status (12/2007) Valid only until next DVD is issued
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