11 51 000 Removing and installing complete water pump (M52 / S52 / M52TU / M54 / M56)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW X5, 2006 BMW X3, 2005 BMW X5, 2005 BMW X3, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Remove alternator drive belt. Refer to 11 28 010 REPLACING ALTERNATOR DRIVE BELT (M52 / S52 / M52TU / M54 / M56) .
NOTE:
M52 / S52
Water drain plug is located on exhaust side between cylinders 4 and 5 in engine block (illustration).
M52TU / M54 / M56
Water drain plug is located on exhaust side on cylinder 2 in engine block.
Water drain plug is located on exhaust side between cylinders 4 and 5 in engine block (illustration).
M52TU / M54 / M56
Water drain plug is located on exhaust side on cylinder 2 in engine block.
Drain and dispose of coolant.
Installation:
Replace seal.
Tightening torque 11 11 5AZ. Refer to ENGINE - TIGHTENING TORQUES .
Vent cooling system and check for leaks.
Release belt pulley.
Release water pump.
Tighten two screws (M 6) into thread of water pump and water pump out of timing case.
Installation:
Replace O -ring and coat with coolant as anti-friction agent.