Removing and Installing Engine

11 00 050 Removing and installing/replacing engine (N63)





Special tools required:
^ 11 0 020





Necessary preliminary work:
^ Move engine compartment lid into service position
^ Drain coolant
^ Disconnect battery positive lead from terminal
^ Drain off air conditioning system
^ Remove right suspension cross-brace
^ Remove radiator
^ Remove both intake silencer housings
^ Disconnect coolant hoses from engine
^ Disconnect coolant hoses from charge air cooler
^ Disconnect line from tank vent valve
^ Detach power steering pump from holder
^ Remove universal joint
^ Remove gearbox
^ Remove front axle differential (AWD only)
^ Remove bearing support (only fourwheel drive)





Release wiring harness (1) from electronics box (2) and secure on engine against falling off.





Release wiring harness from supplementary electronics box (1) and secure on engine against falling off.

Slacken nut (1).

Remove battery earth lead (2).








Unlock and detach vacuum line (1) from vacuum pump.





Release screw (1).

Remove air conditioning line (2).

Release and disconnect coolant hoses (1).





Picture shows N57





Unfasten hose clip (1).

Release screw (2).

Press off oil line from oil reservoir to intake pipe section with special tool to prevent oil from escaping.

Tightening torque, 32 41 8AZ.

Installation Note:
Replace hose clamp.





Remove intake pipe section (1) in direction of arrow from holder (2).

Remove intake pipe in upward direction.

Unfasten hose clip (1).





Detach coolant hose from water valve.

Release hose clamp and detach coolant hose (2).





Unlock and disconnect fuel delivery line (1), seal off with special tool 13 5 160.

Seal off fuel delivery line (2) with special tool 13 5 162.





Release screw (1). Tightening torque 17 22 4AZ.

Detach oil lines from oil filter housing.

Catch and dispose of emerging oil.

Release screws (1) on engine mount on left and right.








Important!
Before lifting the engine, the lifting lugs must be checked for damage (cracks) and to ensure they are seated securely.





Suspend special tool from lifting eyes (1) at front and rear.

11 0 020Lift out engine with special tool.

Mount engine on assembly stand.





Assemble engine.

Top up coolant and vent cooling system.

Check cooling system for leaks.

5�fn�: