Remove/install front cover on cylinder head

AR01.30-P-5700MLJ

Remove/install front cover on cylinder head

17.4.12

 

Remove/install

 Danger!

Risk of injury caused by fingers being pinched or crushed when removing, installing or aligning hoods, doors, trunk lids, liftgates or sliding roof

Keep body parts and limbs well clear of moving parts.

AS00.00-Z-0011-01A



Notes on threaded connections with aluminum screw/bolts

AH00.00-P-0006-01RM

1

Remove engine covers

2

Remove right charge air ducts

AR09.41-P-8620MLJ

3

Unclip vacuum line (3) to coolant line (4)

4

Detach coolant line (4) at timing case cover

5

Disconnect electrical connectors at RH camshaft solenoids (Y49/5, Y49/7)

6

Unclip electrical line (5) on front cover (1l)

7

Remove bolts (1s) on front cover (1)

 Installation: Replace screw/bolts (1s).



*BA01.30-P-1003-01X

8

Carefully loosen front cover (1l) at prying lugs and detach to the front

 Installation: Apply sealant to the front cover (1):



Notes on sealant path for front cover to cylinder head xxx

AH01.30-P-1000-02MM



*112589002500

Loctite 5970 sealant

*BR00.45-Z-1013-01A



Clean

9

Clean sealing surfaces on cylinder head, on cylinder head cover and on front cover (1r)

Do not use any sharp-edged tools or abrasive paper. The sealing surfaces can get damaged otherwise.

AR01.00-P-0050-01A

Loctite 7200

*BR00.45-Z-1038-04A

Loctite 7063 cleaning spray (150 ml)

*BR00.45-Z-1046-04A

10

Remove RH camshaft solenoids (Y49/5, Y49/7) from front cover (1l)

 Perform when replacing the front cover (1)

AR05.20-P-7295MLJ

11

Install in the reverse order



Checking

 Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

12

Carry out engine test run while checking engine for function and oil leaks

Number

Designation

Engine
157

Engine
278

BA01.30-P-1003-01X

Screw/bolt, front cover to cylinder head/cylinder head cover

Nm

5

5

Number

Designation

Order number

BR00.45-Z-1013-01A

Loctite 5970 sealant

A 003 989 98 20

BR00.45-Z-1038-04A

Loctite 7200

Henkel Loctite Deutschland GmbH
Arabellastrasse 17
81925 München
Germany
Tel. +49 899268-0
Fax + 49 899101978
www.Loctite.de

BR00.45-Z-1046-04A

Loctite 7063 cleaning spray (150 ml)

A 001 986 71 71 10