Removing and installing/replacing toothed shafts of VANOS gear on left and right (S62)
Special tools required:
11 2 300
•
11 7 120
•
11 7 130
•
11 7 150
•
11 7 200
•
12 6 050
•
12 6 410
•
12 6 411
•
Read fault memory and make a documentary record.
Open drain plug on radiator. Unfasten drain plug for coolant on right engine block. Drain and dispose of coolant.
Installation:
Replace drain plug sealing ring on engine block.
Tightening torque, refer to 11 11 5AZ.
Top up coolant. Vent cooling system and check for leaks.
Remove intake filter housing upper section with air-mass flow sensor. Remove intake air manifold.
Remove both cylinder head covers.
Remove all spark plugs.
Remove water hoses between radiator and thermostat housing.
Remove fan clutch with fan impeller and fan cowl.
RA Removing and installing/replacing toothed shafts of VANOS gear on left and right
Issue status (01/2005) Valid only until next CD is issued
BMW AG - TIS
Copyright
09.05.2008 09:09
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Remove oil lines (1) from cylinder head on cylinder banks 1 to 4 and 5 to 8.
Note:
The oil lines (1) of cylinder banks 1 to 4 and 5 to 8 are different. Note:
Joint removal and installation of the VANOS adjustment unit on cylinder banks 1 to 4 and 5 to 8 requires a step-bystep procedure.
The work steps alternate between cylinder banks 1 to 4 and 5 to 8.
Removal:
Removal of the VANOS adjustment unit and the toothed shafts is described separately from installation. The assembly sequence for removal and installation is different.
When the engine is switched off, VANOS moves the camshafts to a position which is advantageous to engine starting.
Caution!
Before the VANOS adjustment unit is removed, the camshafts on both cylinder banks must be rotated back to their initial position. Rotate crankshaft in direction of rotation as far as ignition TDC position of cylinder 1. Secure vibration damper in position with
special