BMW 7 Series: Oil Sump
REMOVING AND INSTALLING/REPLACING LOWER OIL SUMP SECTION (N63)
Necessary preliminary work
- Remove underbody protection at front and rear.
- Release oil drain plug and drain engine oil. See SERVICE - ENGINE OIL.
Unlock plug connection (1) on oil level sensor and disconnect.
Release screws (2) along line.
Tightening torque 11 13 3AZ.
Remove lower oil sump section (3).
Installation note: Clean sealing surfaces.
Replace gasket.
Replace screws.
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Fig. 80: Identifying Plug Connection On Oil Level Sensor And Lower Oil Sump
Section
When replacing lower oil sump section: Convert oil level sensor.
Replace sealing ring.
NOTE:
Procedure with four-wheel drive
Unlock plug connection (1) on oil level sensor and disconnect.
Release screws (2) along line.
Tightening torque 11 13 3AZ.
Remove lower oil sump section (3).
Installation note: Clean sealing surfaces.
Replace gasket.
Replace screws.
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Fig. 81: Identifying Plug Connection On Oil Level Sensor And Lower Oil Sump
Section
When replacing lower oil sump section: Convert oil level sensor.
Replace sealing ring.
REMOVING AND INSTALLING/REPLACING UPPER OIL SUMP SECTION (N63)
Necessary preliminary work
- Drain ENGINE OIL.
- Secure engine in INSTALLATION POSITION.
- Lower FRONT AXLE.
- Remove LOWER OIL SUMP SECTION.
- Unclip wiring harness on oil sump.
Remove oil filter cover with oil filter (1) with special tool 11 9 240.
Tightening torque: 11 42 1AZ.
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Fig. 82: Removing Oil Filter Cover With Special Tool 11 9 240
Release bolt (1). Remove oil pipes (2) from oil filter housing.
Release holders of supply/return lines on oil sump.
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Fig. 83: Identifying Oil Pipes Screw
Unfasten screws (2).
Tightening torque: 11 41 1AZ.
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Fig. 84: Identifying Intake Pipe And Screws
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Fig. 85: Identifying Transmission End Screws And Upper Oil Sump Section
Release screws in area of line (1).
Tightening torque 11 13 2AZ.
Release screws (2) on transmission end 24 00 1AZ.
Remove upper oil sump section (3).
Installation note: Free sealing surfaces of seal debris and clean.
Replace gasket.
Modify oil pressure switch if replacing oil sump.
Assemble engine.
READ NEXT:
Housing Cover
REMOVING AND INSTALLING LOWER TIMING CASE COVER (N63)
Necessary preliminary work
Remove ENGINE
Remove both cylinder head covers
Remove LOWER OIL SUMP SECTION
Remove UPPER OIL SUMP SECTION
Remove
Replacing All Crankshaft Main Bearing Shells (N63) Without Hybrid Drive
Notes
IMPORTANT: Risk of injury from sharp edge of housing.
IMPORTANT: If a crankcase or a crankshaft is replaced, old and new
identifications can be
used.
A mixed installation is permissible.
Exampl
SEE MORE:
Instructions For Removing And Installing Ear Clips
Notes
NOTE: The work steps are show on assorted components.
Ear clip must always be replaced.
To remove an ear clip, place special tool 32 1 260 at right angles to ear and
cut ear open.
Fig. 112: Removing Ear Clip Using Special Tool (32 1 260)
The ear clip can be fitted not only axially but also
Service Information
Calibration of the Drivers/front-Passenger Seat in the US Version
The position of the driver's seat in the longitudinal direction can become
implausible in the course of that seat's
life. This can be caused by repeatedly moving the seat forward and back in the
longitudinal direction.
These moveme
