17 51 001 Removing and installing/replacing right 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 right THROTTLE VALVE ASSEMBLY
Drain coolant for intercooler

NOTE: Pictures show the left side, the procedure for the right side is identical.

Release screws (1).

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

Release screw (2) below the charge air cooler.

Raise charge air cooler (3) slightly.

Installation:

Check seal on the intake manifold; replace if necessary.

Fig 1: Identifying Charge Air Cooler And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Pictures show the left side, the procedure for the right side is identical.

Release and disconnect coolant hoses (1).

Remove intercooler.

Fig 2: Identifying Coolant Hoses

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Vent COOLING SYSTEM for intercooler.

Check cooling system for intercooler for leaks.