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Sam
Sam, BMW Master technician
Category: BMW
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Experience:  BMW S.T.E.P. graduate, 10 years BMW dealership experience
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2001 bmw 325ci: valve cover gasket..me diagrams please

Customer Question

how to replace the valve cover gasket on a 2001 bmw 325ci show me diagrams please.
Submitted: 5 years ago.
Category: BMW
Expert:  JamesH replied 5 years ago.
Here is the step by step instructions on how to replace the valve cover gasket. If you have any further questions please let me know. Thanks.

Removing and Installing/Sealing Cylinder Head
Remove both exhaust manifolds, refer to Exhaust System.

Note:
After removing exhaust manifolds:
Reinstall engine support arm with engine mount and remove special tool 00 0 200.

Remove intake filter housing with air-mass flow sensor.
Remove cylinder head cover, refer to Valve Cover, service and Repair.
Remove all spark plugs.
Remove intake air manifold, refer to Intake Manifold, Service and Repair.

Remove coolant drain plug in engine block. Drain and dispose of coolant.

Installation:
Replace sealing ring on drain plug.
Tightening torque, refer to Engine, Specifications, Mechanical.
Vent cooling system and check for leaks, refer to Cooling System.

Remove coolant thermostat housing.



Remove coolant pipe.

Note: If the coolant pipe cannot be fed out:

Release banjo bolt (1) and disconnect oil pressure line for VANOS adjustment unit.

Installation:
Replace O-ring on coolant pipe.
If necessary, replace sealing rings on banjo bolt (1).
Tightening torque of banjo bolt (1), refer to Engine, Specifications, Mechanical.

Removal
Removal of cylinder head is described separately from installation.
Remove double VANOS adjustment unit, refer to Camshaft, Lifters and Push Rods, Camshaft Engine.
Remove camshafts with bearing strips, refer to Camshaft, Lifters and Push Rods, Camshaft Engine.



Release screw connection between timing case cover and cylinder head.



Release screws, remove chain guide.



Release cylinder head bolts from outside to inside in sequence 14 to 1.
Lift off cylinder head.

Installation
Installation of cylinder head is described separately from removal.
Clean sealing faces of cylinder head and engine block; if necessary, remove traces of gasket with hardwood spatula. Make sure no gasket remnants drop into oil and cooling channels.



Check dowel sleeves for damage and correct installation position.
Apply permanently elastic sealing compound Drei Bond 1209 to joints to timing case cover.
Replace cylinder head gasket.



Note: A cylinder head seal 0.3 mm thicker than usual can be obtained for machined (milled) cylinder heads.

Caution:
Different cylinder head bolts for M52TU engine:
M10 x 95 for engines with cast iron engine block.
M10 x 110 for engines with aluminum engine block.

Use cylinder head bolts only once.
There must be no oil in the tapped holes of the engine block and the timing case cover.
Risk of cracking and distorted tightening values.



Put the cylinder head on.
Apply a light coat of oil to washer contact area and thread of new cylinder head bolts.
Tighten down cylinder head bolts in sequence 1 to 14.
Tightening torque, refer to Engine, Specifications, Mechanical.

Note: Use special tool 00 9 120 for torsion angle tightening.



Install chain guide.



Insert screws and tighten down screw connection between timing case cover and cylinder head.
Install camshafts.
Install double VANOS adjustment unit.
Assemble engine.
Customer: replied 5 years ago.
the answer the diagrams are totally wrong they don't correspond to my 2001 bmw 325ci,so if you want to collect my fee I need the right answer and diagrams as well.
Expert:  Sam replied 5 years ago.

Hello there.

 

I'm not sure what happened to the first guy that attempted to answer your question but it seems as though he's not answering. let's see if I can help.

 

Please don't forget to accept my answer if you are satisfied with the diagrams provided.

 

start by removing the microfilter and bulkhead.

GRRA6403-40Turn toggle (1) through approx. 90 ° and remove cover (2) towards front.
GRRA6403-41Remove microfilter element (1).

 

GRRA6403-43Unclip retainers (1) and feed cable out of cable duct.
GRRA6403-42Release screws (1) and remove microfilter housing towards front. Installation: Seals on microfilter housing must not be damaged or missing.

 

next, remove the engine covers.

GRRA1108-11All models: Cover of fuel injectors: Unclip cover caps from screws and release screws. Remove cover for fuel injectors.
GRRA1212-05Cover of ignition coil cover: Unclip cover caps from screws and release screws. Remove sealing cap (1). Remove cover from ignition coil cover. Screw cap (1) back into cylinder head cover.

 

then the coils.

GRRA1212-13Unfasten screws on ignition coil. Pull out ignition coil. Installation: Screw down grounding strap (1) to cylinder head cover mounting and to ignition coil for cylinders 1 and 6. On metal covers: Screw down grounding strap of cable duct to cylinder head cover mounting between cylinders 2 and 3.

GRRA1108-29Installation: Plastic cover M52TU, M54: Screw down grounding strap (1) of connecting plate of ignition coils with retaining pin of ignition coil of cylinder 1. Screw down grounding strap (2) of cable duct with connecting plate of ignition coils between cylinders 2 and 3.

 

after all of the coils are removed, the coil harness can be unclipped and removed from the valve cover.

 

then, procede with removing the valve cover. The torque spec on the valve cover bolts is 10 newton meters.

GRRA1120-78Note: Illustration on M54 engine. Press lock. Pull off the hose for the engine breather.
GRRA1120-79Remove grounding straps (1). Remove cylinder head cover.
GRRA1120-95Installation: Remove sealing debris from sealing faces of cylinder head and cylinder head cover. Apply a sealing bead of Drei Bond 1209 (refer to BMW Parts Service) on left and right sides at transition between cylinder head and VANOS adjustment unit.
GRRA1120-81Installation: Apply a thin and even sealing bead of Drei Bond 1209 (refer to BMW Parts Service) at transition to half-moon sections at VANOS adjustment unit.
GRRA1106-51Note: Illustration with engine removed. Installation: Apply a thin and even sealing bead of Drei Bond 1209 (refer to BMW Parts Service) at transition to half-moon sections at rear of cylinder head. Check seals and replace if necessary.
GRRA1120-80Note: Illustration with engine removed. Installation: Make sure gasket is correctly seated on rear and front ends of cylinder head. Install cover bolts and align cylinder head cover. Hand-tighten all cover bolts without preload. Tighten cap nuts crosswise from inside to outside.

 

 

Sam

Sam, BMW Master technician
Category: BMW
Satisfied Customers: 1043
Experience: BMW S.T.E.P. graduate, 10 years BMW dealership experience
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BMW S.T.E.P. graduate, 10 years BMW dealership experience