17 51 001 Removing and installing/replacing left intercooler (N74)

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

Necessary preliminary tasks:

Remove ACOUSTIC COVER
Remove THROTTLE BODY left
Drain coolant for intercooler

Release screws (1).

Tightening torque: see 1AZ in 17 51 INTERCOOLER WITH MOUNTING

Release screw (2) below the charge air cooler.

Lift charge air cooler (3) slightly upward.

Installation:

Check gasket on intake plenum. Renew if necessary.

Fig 1: Identifying Charge Air Cooler And Screws

G08469994

Courtesy of BMW OF NORTH AMERICA, INC.

Release and disconnect coolant hoses (1).

Remove intercooler.

Fig 2: Identifying Coolant Hoses

G08469995

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Vent COOLING SYSTEM for intercooler.

Check cooling system for intercooler for leaks.