11 12 005 Removing and installing/sealing left cylinder head cover (N63)
WARNING: This page is about a different variant/trim than selected.
Special tools required:
- 11 4 470
See ENGINE - SPECIAL TOOLS (N54, N63) .
Necessary preliminary tasks:
- Remove acoustic cover
- Clamp off battery negative terminal . See BATTERY .
- Remove left intercooler . See 17 51 001 REMOVING AND INSTALLING/REPLACING LEFT INTERCOOLER (N63) or 17 51 001 REMOVING AND INSTALLING/REPLACING RIGHT INTERCOOLER (N63) .
- Remove intake filter housing . See 13 71 030 REMOVING AND INSTALLING BOTH INTAKE FILTER HOUSINGS (N63) .
- Remove expansion tank . See ENGINE RADIATOR .
- Remove coolant pipe from cylinder head cover (E71 only)
- Remove coolant valve for heater feed line
- Disconnect fuel feed line . See 13 53 332 REMOVING AND INSTALLING/REPLACING FEED LINE (N63) .
- Detach wiring harness for injectors and lay to one side
- Remove ignition coils , cylinders 5-8. See 12 13 511 REPLACING IGNITION COILS (N63) .
- Remove injectors , cylinders 5-8. See 13 53 310 REMOVING AND INSTALLING/REPLACING AN INJECTOR (N63) .
- Remove high-pressure pump
. See 13 51 065 REMOVING AND INSTALLING/REPLACING LEFT HIGH-PRESSURE FUEL PUMP (N63)
or 13 51 070 REMOVING AND INSTALLING/REPLACING RIGHT HIGH-PRESSURE FUEL PUMP (N63)
.
Release bolts in sequence (17 to 1).
Remove cylinder head cover.
Clean sealing face (1) with special tool 11 4 470.
Installation:
Replace seal (2) .
Installation:
Replace profile gasket of cylinder head cover .
Installation:
It is important to join screw (1) for exact positioning of the camshaft sensors.
Fit cylinder head cover.
Position screw (1).
Release screw (1) by 90°.
Secure cylinder head cover in sequence (1 to 17) in two work steps.
Tightening torque 11 12 3AZ, see CYLINDER HEAD WITH COVER
Assemble engine.