31 10 001 Completely removing and installing front axle with engine and transmission (AWD) (M440i xDrive coupe/convertible/Gran Coupe sedan)
Preliminary work needed:
- Disconnecting all battery ground leads. Refer to DISCONNECTING AND CONNECTING BATTERY GROUND LEAD .
- Refer to BRINGING FRONT COMPARTMENT LID IN THE SERVICE POSITION .
- Refer to SUCTIONING THE AIR CONDITIONING .
- Refer to REMOVING THE CONTROL UNIT HOLDER .
- Refer to REMOVING THRUST FIELD .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE CENTER UNDERBODY PROTECTION .
- Refer to REMOVING REAR UNDERBODY PROTECTION .
- Refer to REMOVING TRANSMISSION OIL COOLER .
- Refer to REMOVING THE RADIATOR OF THE HIGH-TEMPERATURE COOLANT CIRCUIT , and REMOVING THE RADIATOR OF THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Remove both module holders for the coolant radiator
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING CLEAN AIR PIPE .
- Refer to REMOVING A/C CONDENSER .
- Refer to REMOVING POWER DISTRIBUTION FOR FRONT POSITIVE BATTERY CABLE .
- Release vacuum hose on the brake booster
- Refer to UNLOCKING AND DISCONNECTING THE FUEL LINE WITH SNAP FASTENER (COUPE/CONVERTIBLE) , or UNLOCK AND DISCONNECT THE FUEL LINE WITH SNAP FASTENER (GRAN COUPE SEDAN) .
- Refer to REMOVING THE FRONT PURGE AIR LINE .
- Refer to REMOVING THE FRONT INTAKE PIPE .
- Refer to REMOVING CHARGE AIR LINE .
- Refer to COMPLETELY REMOVING THE PROP SHAFT (PLUG-IN - REAR FLEXIBLE DISC) .
- Refer to REMOVING THE BOTTOM WHEEL ARCH COVER ON THE LEFT AND RIGHT .
- Refer to REMOVING THE FRONT SECTION OF THE FRONT WHEEL ARCH COVER ON THE LEFT AND RIGHT .
- Refer to REMOVING THE REAR SECTION OF THE WHEEL ARCH COVER ON THE FRONT LEFT AND RIGHT .
- Refer to REMOVING THE CRASH LEVER (LEFT) (COUPE/GRAN COUPE SEDAN) , or REMOVING THE CRASH LEVER (LEFT) (CONVERTIBLE) .
- Refer to REMOVING THE CRASH LEVER (RIGHT) (COUPE/GRAN COUPE SEDAN) , or REMOVING THE CRASH LEVER (RIGHT) (CONVERTIBLE) .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING LEFT AND RIGHT BRAKE AIR DUCT .
- Refer to DETACHING THE WIRING HARNESS OF THE EPS FROM THE FRONT AXLE SUPPORT .
- Refer to DETACHING STEERING SHAFT AT BOTTOM FROM STEERING GEAR .
- Refer to RELEASING THE TRANSMISSION BEARING SUPPORT .
- Disconnecting grounding cable on transmission
- Refer to LOOSENING THE BRAKE CALIPER, LEFT AND RIGHT .
- Releasing wheel RPM sensor, right and left. Refer to PARTIALLY REMOVING THE FRONT WHEEL SPEED SENSOR .
Attention!
Coordinate determination always begins at the top.
Position engine assembly on table top A .
Position transmission on table top B .
Length of table top can be adjusted (see arrow).
Structure of table lift.
Position the attachment elements with the mounts (60) on the work surface A at the coordinates 8/3 and 7/7 .
Position mount (10) on the work surface A for the swivel bearings at coordinates 4/1 and 5/8 .
Position the mounting elements with the mounts (70) on the work surface A at the coordinates 2/1 and 2/8 .
Position the attachment elements with the mounts (80) on the work surface B at the coordinates 9/3 and 9/5 .
Position the attachment elements with the mounts (60) on the work surface B at the coordinates 2/3 and 3/7 .
Attention!
Removal weight approx. 150 kg to 300 kg.
Check the payload of the vehicle and unload as needed.
Load front footwell with sandbags if necessary, approx. 100 kg.
Note SAFETY INSTRUCTIONS OF TABLE LIFT .
Position mounting elements (1) with the mounts (60), front left and right, at the front subframe.
Position mounting elements with the mounts (70), rear left and right, at the front subframe.
Position mounting elements with the mount (80) at the transmission.
Position the mounting elements with the mounts (60) at the transmission cross member.
Attach the mount for the swivel bearing (1) to the brake disc with lug bolts (2).
Secure adjustment screw (3).
- Release the spring struts
- Disassemble the front axle support
- Detach transmission cross member
- Drain lifting table slowly and ensure free movement of all components