22 11 100 Replacing right engine support arm (N52/N52K/N53)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Aluminium-magnesium materials.
No steel screws/bolts may be used due to the threat of electrochemical corrosion.
A magnesium crankcase requires aluminum screws/bolts exclusively.
Aluminum screws/bolts must be replaced each time they are released.
The end faces of aluminum screws/bolts are painted blue for the purposes of reliable identification.
Jointing torque and angle of rotation must be observed without fail (risk of damage ).
No steel screws/bolts may be used due to the threat of electrochemical corrosion.
A magnesium crankcase requires aluminum screws/bolts exclusively.
Aluminum screws/bolts must be replaced each time they are released.
The end faces of aluminum screws/bolts are painted blue for the purposes of reliable identification.
Jointing torque and angle of rotation must be observed without fail (risk of damage ).
Necessary preliminary tasks:
- Secure engine in installation position . See 11 00 670 SECURING ENGINE IN INSTALLATION POSITION (N52) .
- Remove underbody protection.
- Remove reinforcement plate . See 31 10 010 REMOVING AND INSTALLING/REPLACING REINFORCEMENT PLATE .
Observe safety instructions on raising the vehicle . See 00...... LIFTING VEHICLE WITH A LIFTING PLATFORM .
Installation:
Replace aluminum screws.
Release grounding strap (1) on engine support arm (not all-wheel drive).
NOTE:
Clean contact surfaces to ensure a safe ground connection.
Unscrew nut (3).
Tightening torque 22 11 2AZ . See ENGINE AND GEARBOX SUSPENSION - TIGHTENING TORQUES .
Secure engine in installation position.
Release bolts (2) and remove engine support arm.
Tightening torque and angle of rotation 22 11 3AZ . See ENGINE AND GEARBOX SUSPENSION - TIGHTENING TORQUES .