17 11 370 Removing and installing/replacing power steering cooling coil (N62TU/N52K/N54/M57T2)

WARNING: This page is about a different car, the 2010 BMW X6, 2009 BMW X6, and 2008 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

17 0 030

See COOLING SYSTEM - SPECIAL TOOLS (N54, N63) .

WARNING: Danger of scalding!
Only perform this work after engine has cooled down.

IMPORTANT: When working on the oil, coolant or fuel circuit, you must protect the alternator against contamination.

Cover alternator with suitable materials.

Failure to comply with this procedure may result in an alternator malfunction.

Necessary preliminary tasks:

Remove radiator air duct . See 51 71 099 REMOVING AND INSTALLING/REPLACING RADIATOR AIR GUIDE .
Remove fan cowl .
After completing this operation, check fluid level in tank of power steering system . See 32 13 006 BLEEDING POWER STEERING (VERSION WITH DYNAMIC DRIVE) .

Press lines (1) in direction of cooling coil (2). Pull locking ring towards rear and keep pressed.

Detach lines (1) from cooling coil (2).

If necessary, use special tool 17 0 030 .

IMPORTANT: Catch and dispose of emerging fluid.

Fig 1: Detaching Lines From Cooling Coil

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws and detach side holder (1).

Tightening torque 17 10 1AZ , see 17 10 RADIATOR, EXPANSION TANK, LINES (N62TU, N52K, M57T2) . Applies to N54 engine.

Feed out cooling coil (2) towards front and remove.

Fig 2: Identifying Cooling Coil And Holder

Courtesy of BMW OF NORTH AMERICA, INC.