17 51 001 Removing and Installing/Replacing Left Intercooler

17 51 001 Removing and installing/replacing left intercooler (S63)





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





Necessary preliminary tasks:
^ Remove acoustic cover
^ Remove front underbody protection
^ Remove fan cowl
^ Drain coolant for intercooler





Release clamps (1) and (2).

Replace clamps.

Pull off wastegate lines (3) from air duct.





Release clamps (1).

Replace clamps.

Release screw (2).

Tightening torque 13 71 13AZ.

Release screws (3) from charge air cooler.

Tightening torque 13 71 6AZ.

Unlock plug (4) and remove.

Remove air duct (5).





Important!
When detaching the coolant hoses from the intercooler, make sure that the connector remains connected to the throttle valve assembly. Do not allow any coolant to get into the plug connection on the throttle valve assembly.

Unlock and disconnect coolant hoses (1) and (2).

Replace faulty clamps.

Remove tank vent valve (3) from charge air cooler.





Unlock plug (1) and remove.

Release screw (2).

Tightening torque 13 71 6AZ.

Unscrew screws (3).

Tightening torque 13 71 6AZ.

Release clamp (4) on throttle valve unit.

Tightening torque 13 71 7AZ.

Lift out intercooler.





After completing work, fill intercooler with coolant.

Vent cooling system for intercooler.

Check cooling system for leaks.

Assemble engine.

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