11 53 090 Removing and installing/replacing supplementary coolant pump for exhaust turbocharger (S63)

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

Recycling:

Catch and dispose of drained coolant in a suitable container.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks:

Remove FAN COWL .

IMPORTANT: Risk of damage!
Coolant emerges when the coolant hoses are detached from the supplementary coolant pump.
Cover surrounding components and plug connections with suitable apparatus

Release screws (1).

Fig 1: Identifying Screws And Hose Clamps

Courtesy of BMW OF NORTH AMERICA, INC.

Release hose clamps (2) with a suitable tool.

Disconnect plug connection (not shown).

Installation:

Plug connection must snap audibly into place!

Lift out auxiliary coolant pump.

Assemble engine.

Top up COOLANT .

VENTING INSTRUCTIONS must be observed without fail .