37 13... Removing and installing/replacing pressure lines (rear) for oscillating motor/rear axle

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2014 BMW X6, 2013 BMW X6, 2012 BMW X6, 2011 BMW X6, and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
Scalding hazard!
This work may only be carried out on an exhaust system which has cooled down.

IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.

Recycling:

Catch and dispose of hydraulic fluid in a suitable container.

IMPORTANT: Risk of damage!
Adjust minimum distance (A and B) between pressure lines and exhaust system.

PRESSURE LINES AND EXHAUST SYSTEM DISTANCE REFERENCE

Engine	A	B
M57 T2	39 mm	41 mm
M57 Top	45 mm	36 mm
N52	34 mm	37 mm
N54	53 mm	48 mm
N62	48 mm	50 mm
N63	48 mm	39 mm
S63	45 mm	36 mm

Fig 1: Identifying Distance Between Pressure Lines And Exhaust System

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Ensure distortion-free installation (see Fig 1 ).

Release banjo bolts (1).

Seal pressure lines with suitable sealing plugs.

Installation note:

Pressure lines are protected against being mixed up by different thread diameters.

Tightening torque 37 14 15AZ .

Fig 2: Identifying Banjo Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Release bolts (1) and feed out guard plate (2) sideways.

Tightening torque 37 14 19AZ .

Fig 3: Identifying Bolts And Guard Plate

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Release bolts (1) and remove bracket (2) from rear axle carrier.

Tightening torque 37 14 17AZ .

Fig 4: Identifying Rear Axle Carrier Bolts And Bracket

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IMPORTANT: Risk of damage!
Adjust minimum distance (A) = 2.5 mm between pressure lines and oscillating motor.
Pressure lines must not be kinked/tensioned/bent!

Fig 5: Identifying Distance Between Control Line And Oscillating Motor

Courtesy of BMW OF NORTH AMERICA, INC.

Mark installation position of pressure lines to oscillating motor.

Release banjo bolts (1).

Seal pressure lines and connections of oscillating motor with sealing plugs.

Feed out pressure lines towards rear.

Installation note:

Carry over identification to new component.

Pressure lines are protected against being mixed up by different thread diameters on the oscillating motor connection.

Tightening torque 37 14 18AZ .

Fig 6: Identifying Banjo Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Fill and bleed HYDRAULIC SYSTEM
Check pipe connections for leaks
Carry out INITIAL DYNAMIC DRIVE OPERATION .