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:
Unlocking/Locking Airbag Plug Connections
WARNING: READ AND COMPLY WITH safety regulations for handling airbag
modules
and pyrotechnical belt tensioners.
IMPORTANT: An airbag plug connection must be replaced if it is damaged.
Sourcing reference for airbag repair instructions (with plug connection), refer
to BMW Parts Service.
Following ve
Venting Cooling System For Intercooler (N63)
Notes
WARNING: Danger of scalding!
Open sealing cap only after engine has cooled down.
IMPORTANT: Cooling system for intercooler has a separate cooling circuit.
Coolant is added at intercooler expansion tank.
Electric coolant pump!
FOLLOW INSTRUCTIONS FOR WORKING ON COOLING SYSTEM.
IMPORTANT: Life
