17 13 020 Removing and installing/replacing intercooler expansion tank (N63)

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

Necessary preliminary tasks:

Remove ACOUSTIC COVER .
Drain coolant for intercooler

Release screws (1).

Tightening torque 17 10 7AZ .

Release coolant hoses (2) from expansion tank (3) and detach.

Installation:

Replace faulty clamps.

Remove expansion tank (3).

Fig 1: Identifying Intercooler Expansion Tank, Coolant Hoses And Mounting Screws

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Assemble engine.

After completing work, fill intercooler with coolant.

Vent COOLING SYSTEM for intercooler.

Check cooling system for intercooler for leaks.