BMW 7 Series: El.Valve For Exh. Gas Recirculation
REPLACING BOTH PRESSURE CONVERTERS FOR TURBOCHARGER (N63)
Necessary preliminary work
- Partially release charge air cooler EXPANSION TANK.
- Partially release AUXILIARY WATER PUMP for exhaust turbocharger (not F04).
- Disconnect plug connection at COOLANT THERMOSTAT.
Pressure converter, cylinders 1-4
Disconnect plug connection (1) on pressure converter.
Installation note: Plug connection (1) must snap audibly into place! Disconnect black vacuum hose at connection (VAC = vacuum reservoir).
Disconnect black/red vacuum hose at connection (OUT= turbocharger vacuum unit).
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Fig. 525: Identifying Black/Red Vacuum Hose And Plug Connection
Unscrew nuts (2).
Tightening torque 11 65 8AZ.
Remove pressure converter.
Pressure converter, cylinders 5-8
Disconnect plug connection (1) on pressure converter.
Installation note: Plug connection (1) must snap audibly into place! Disconnect black vacuum hose at connection (VAC = vacuum reservoir).
Disconnect black/blue vacuum hose at connection (OUT= turbocharger vacuum unit).
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Fig. 526: Identifying Black/Blue Vacuum Hose Connection With Plug Connection
Unscrew nuts (2).
Tightening torque 11 65 8AZ.
Remove pressure converter.
Check activation via BMW diagnosis system.
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Replacing Left Control Sensor (N63)
Notes
WARNING: Risk of burning!
Only perform this work after engine has cooled down.
Necessary preliminary work
Check function of DME control unit
Switch off ignition
Remove AIR FILTER HOUSING
Un
Replacing Right Control Sensor (N63)
Notes
WARNING: Risk of burning!
Only perform this work after engine has cooled down.
Necessary preliminary work
Check function of DME control unit
Switch off ignition
Remove AIR FILTER HOUSING
Un
SEE MORE:
Replacing Actuator Drive For Left Rear Cabin Footwell Flap (High
A/C System)
Necessary preliminary tasks
Remove INSTRUMENT PANEL TRIM
Position of actuator drive:
OVERVIEW OF ACTUATOR DRIVES ON HEATER/AIR CONDITIONER
Release screws (1) and remove grounding cable.
Installation:
Replace screws (1).
Take off holder (2).
Fig. 61: Identifying Holder And Screws
Unclip connecto
Removing And Installing/Renewing Brake Pads On Both Front Disc Brakes
Notes
IMPORTANT:
Brake pad wear sensor: after removal it must be replaced (brake pad
wear
sensor loses its retention capability in the break pad).
Retaining spring: for vehicles older than 48 months it is recommended
to
replace the retaining spring!
So as not to damage the surface coating,
