11 00 050 Removing and installing engine (N62 / N62TU)
WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For Special Tool identification, refer to ENGINE - SPECIAL TOOLS - 645CI .
Special tools required:
- 11 0 000
Follow instructions for disconnecting and connecting battery, refer to 12 00 ... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
Disconnect negative battery lead.
Both exhaust manifolds remain on engine during removal.
Observe specified tightening torque and safety precautions in all work steps.
REMOVING AND INSTALLING ENGINE (N62 / N62TU)
| Work step | Note: |
|---|---|
| Lift engine hood into assembly position | After removing transmission, secure engine against tilting. |
| Secure engine in installation position with special tool, refer to SECURING ENGINE IN INSTALLATION POSITION WITH SPECIAL TOOL | |
| Remove gearbox | |
| Remove intake filter housing, refer to 13 62 010 REMOVING AND INSTALLING/REPLACING DIFFERENTIAL PRESSURE SENSOR (N62) . | |
| Remove radiator | |
| Remove radiator lines. | |
| Remove expansion tank. | |
| Remove intake air manifold, refer to 11 61 050 REMOVING AND INSTALLING INTAKE AIR MANIFOLD (N62) . | |
| Remove heater radiator line. | |
| Unlock engine wiring harness section on control unit and detach. | Wiring harness remains on engine. |
| Unlock spark plug wiring harness section on control unit and detach. | Wiring harness remains on engine. |
| Release negative lead on spring strut dome. | |
| Release battery positive lead at positive terminal. | |
| Detach vacuum line and vacuum hose from vacuum pump, refer to 11 66 000 REMOVING AND INSTALLING/REPLACING VACUUM PUMP (N62) . | |
| Unlock line on tank venting valve and disconnect, refer to 11 66 000 REMOVING AND INSTALLING/REPLACING VACUUM PUMP (N62) . | |
| Remove both oxygen monitor sensors, refer to 11 78 540 REPLACING LEFT OXYGEN MONITOR SENSOR (N62) and 11 78 543 REPLACING RIGHT OXYGEN MONITOR SENSOR (N62) . | |
| Remove both oxygen control sensors, refer to 11 78 530 REPLACING LEFT OXYGEN CONTROL SENSOR (N62) and 11 78 533 REPLACING RIGHT OXYGEN CONTROL SENSOR (N62) . | |
| Release negative lead on engine support arm. | |
| Remove vibration damper and tensioning pulley from A/C compressor drive belt, refer to 11 23 010 REMOVING AND INSTALLING/REPLACING VIBRATION DAMPER (N62) . | |
| Release power steering pump on bracket, hydraulic lines remain connected. | Do not remove power steering pump, secure against falling down. |
| Release A/C compressor on bracket, lines remain connected, do not evacuate A/C system. | Do not remove A/C compressor, secure against falling down. |
| Release ABS control unit on bracket, lines remain connected. | Do not remove ABS control unit, secure against falling down. |
| Remove lower universal joint of steering spindle |
Vehicles with Dynamic Drive only:
Unlock and detach hydraulic line (1).
Suspend engine off-center from special tool 11 0 000.
Release engine mounts on left and right from above.
Protect assembly compartment and hydraulic lines against damage.
Installation:
Observe specified tightening torque and safety precautions in all work steps.