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.
READ NEXT:
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 All Valve Stem Seals (N63)
Notes
IMPORTANT: Risk of damage to sealing lip on valve stem seal.
Fit new valve stem seals only when all valves have been installed.
Necessary preliminary work
Remove all VALVE SPRINGS.
Press special tool 11 6 370 onto the valve stem seal.
Withdraw valve stem seal by turning and simultaneously
Service Information
UNLOCKING THE SERVICE MENU OPTION
Several important functions can be checked directly at the CIC with the aid
of the Service menu. This menu can
be used to select and adjust settings that are not visible for the customer.
The procedure for starting the Service menu with the "safe grip" has changed
