11 65 010 Removing and installing/replacing pressure accumulator (N63)

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary work

Remove both exhaust turbochargers . See 11 65 025 REMOVING AND INSTALLING/REPLACING EXHAUST TURBOCHARGER, RIGHT, CYLINDERS 1-4 (N63) or 11 65 030 REMOVING AND INSTALLING/REPLACING EXHAUST TURBOCHARGER, LEFT, CYLINDERS 5-8 (N63).
Remove both exhaust manifolds . See 18 40 010 REMOVING AND INSTALLING/RENEWING LEFT EXHAUST MANIFOLD (N63) or 18 40 020 REMOVING AND INSTALLING/REPLACING RIGHT EXHAUST MANIFOLD (N63).
Remove HEAT SHIELD at bottom.

Release banjo bolt (1).

Tightening torque 11 42 3AZ .

Installation note:

Replace sealing ring.

Release screw (3) on engine oil line.

Remove engine oil line (2).

Release screws (3) on vacuum reservoir (4).

Tightening torque 11 65 6AZ .

Remove vacuum reservoir (4).

Fig 1: Identifying Vacuum Reservoir, Banjo Bolt And Screws

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Check VACUUM CONNECTIONS for correct routing.

Check VACUUM SYSTEM FOR LEAKS .

Assemble engine.