17 13 020 Removing and installing/replacing intercooler expansion tank (N74)

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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: see 8AZ in 17 10 RADIATOR, EXPANSION TANK

Detach coolant hoses (3) from expansion tank (2) and remove.

Installation:

Replace faulty clamps.

Remove expansion tank (2).

Fig 1: Identifying Coolant Hoses, Expansion Tank And 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.