BMW 7 Series: Removing And Installing/Replacing Left Intake Plenum (N63)
Necessary preliminary work
- Remove left INJECTION PIPE.
- Remove THROTTLE VALVE
- Release screws on intake plenum from above without fail before lowering
front axle.
- Secure ENGINE in installation position.
- Lower front axle, releasing screws on engine mount first.
- Release power steering pump, if installed, and set aside.
- Remove UNIVERSAL JOINT with corrugated tubing.
Detach engine ventilation hose (1).
Disconnect connector.
Unscrew nuts (2).
Tightening torque: 11 61 1 AZ.
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Fig. 458: Identifying Engine Ventilation Hose And Nuts
Release THROTTLE VALVE (1).
Release holder screw (2) on intake plenum.
Tightening torque: 11 61 2AZ.
Feed out intake plenum towards rear.
Installation note:
Replace all profile seals.
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Fig. 459: Identifying Throttle Valve And Holder Screw On Intake Plenum
Assemble engine and vehicle and
Check air intake system for leaks.
READ NEXT:
Necessary preliminary work
Remove right INJECTION PIPE.
Remove THROTTLE VALVE.
Release screws on intake plenum from above without fail before lowering
front axle.
Secure ENGINE in installation
Fig. 462: Connection Diagram, Vacuum Activation (N63)
Connection (1) Black to exhaust flaps.
Distribute element (2), vacuum pump/vacuum reservoir (4).
Vacuum line (3) black to vacuum pump.
Vacuu
SEE MORE:
For acoustic insulation reasons insulating foam is applied to the
finish-painted bodyshell in the bulkhead crossmember
area.
A 2-component PU cavity foam is used.
Sourcing reference for cavity foam, refer to BMW Parts Department.
Observe SAFETY AND APPLICATION INSTRUCTIONS.
Fig. 7: Identifying
Front Axle
A double wishbone front axle as known from the E70 and E71 is now also fitted
in the F01/F02.
In comparison with the double pivot spring strut front axle on the E65, this
front axle design offers the
following advantages:
Higher transverse acceleration is reflected in greater vehicle