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.
.png)
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:
WARNING: Observe warning on cylinder head cover.
Disconnect NEGATIVE BATTERY TERMINAL (risk of fire due to short
circuit on removal).
Electric fuel pump starts up automatically when door is opened!
Carry out installation work on fuel system only with coolant temperature
below 40ºC.
IMPORTANT: Wea
REMOVING AND INSTALLING (REPLACING) TELEMATIC COMMUNICATION BOX
IMPORTANT: Read and comply with notes on protection against electrical
damage (ESD
PROTECTION).
Comply with notes and instructions on HANDLING OPTICAL FIBRES.
Necessary preliminary work:
Clamp off BATTERY NEGATIVE LEAD.
Remove LEFT