rear axle drive BMW 540i 1998 E39 Owner's Manual

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Final Drive
Drive axles use constant-velocity (CV) joints on both ends.
For replacement parts, only CV joint boots or complete axles
are offered by BMW. The procedure for drive axle removal
varies for sedan and sport wagon. Follow the appropriate pro-
cedure below.
Drive axle assembly
1. lnner CV joint
2. Drive axle
3. Outer CV joint
4. Collar nut
5. Outer CV boot kit
6. lnner CV boot kit
7. Circlip
8. Dust cover
9. Reinforcement
10. Torx bolt
Drive axle, removing and installing (sedan)
4 With an assistant applying brakes, break free staked collar
nut (arrow) at center of rear wheel hub. Do not remove com-
pletely.
NOTE-
The drive flange collar nut is tightened to a torque of over 300
Nm (221 ft-lb). Male sure the car is firmly on the ground.
- Raise rear of car. Remove rear wheel
WARNING -
Make sure that the car is firmly supported on jack stands de-
signed for the purpose. Place the
jack stands beneath struc-
tural chassis points. Do not place jack stands under
suspension parts.
- Remove f~nal drrve. See Final drive, removing and install-
ing.

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Final ~rivel
4 Remove staked collar nut and press output shafl out of wheel
hub with special
BMW tool 33 2 111/116/117.
- Remove drive axle.
- Installation is reverse of removal, noting the following:
Use a new collar nut.
a Apply a light coating of oil to contact face of collar nut and
install it loosely.
* Install road wheel and lower car to ground.
- With an assistant applying brakes, tighten drive axle collar
nut to its final torque.
Stake collar nut.
Tightening torques
-
Drive axle collar nut to drive flange M27 300 Nrn (221 ft-lb)
Drive axle to differential flange
* M10x20 rnm black Torx bolt
83 Nrn (61 ft-lb)
M10x20 rnrn silver Torx bolt
100 Nrn (74 ft-lb)
Road wheel to hub 120 Nrn f 10 (89 ft-lbf7)
Drive axle, removing and installing
(Sport Wagon)
4 With an assistant applying brakes, brealc free staked collar
nut (arrow) at center of rear wheel hub. Do not remove com-
pletely.
NOJE-
The drive flange collar nut is tightened to a torque of over 300
Nm (221 ft-lb). Make sure the car is firmly on the ground.
WARNING -
Disable airsupply pump (if applicable) by disconnecting elec-
tricalplug before performing any repairs. Pump is located be-
neath a cover under the spare tire
in the floor of the cargo
compartment.
- Raise rear of car. Remove rear wheel.
WARNING -
Malce sure that the car is firmly supported on jack stands de-
signed for the purpose. Place the jack stands beneath struc-
tural chassis points. Do not place jack stands under
suspension parts.
- Models with rear coil springs: Remove cargo compartment
floor carpet.

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WARNING
Your common sense, good
judgement, and general alertness are
crucial lo sale and
successlul service
work. Belore attempling any work on
your BMW, be sure to read 001
General Warnings and Cautions
and lhe copyright page
a1 llle Iron1 01
the manual. Review lliese warnings
and cautions each time you prepare
lo work on your
BMW Please also
read any warnings and
caulions lhal
accompany the procedures In !he
manual.
Component locations
see Electrical system
Compression test
113-5
Compressor see
AlC
Condenser see
AlC
Constant velocity (CV) joint
see Maintenance
see also
Driveshall
see also Drive axles
Consumer cutoff
600-10
Control arm see Front suspension
see also Rear suspension,
suspension arms
Coolant (antifreeze) see Maintenance
see also Cooling system
Coolant pump
see Cooling system Cooling system
coolant bleeding
170-14 6-cylinder engine, draininglfilling
170-10
V-8 engine, draininglfilling 170-12
coolant pump 170-3
6-cyiinder engine, replacing 170-1 9
V-8 engine, replacing 170-20 cooling fan 170-4
viscous ciutch fan, removingi
installing 170-14
electric fan, removlngiinstailing 170-1 5
expansion tank, removinglinstalling
170-22
electrically heated (ciiaracterislic
map) therrnostat 170-4
radiator, removinglinstaliing 170-22
service
see Maintenance
therrnostat 170-16
transmission fluid heat exchanger
170-5 troubleshooting 170-7
combuslion leal( test 170-10
pressure test
170-9
Crankshaft oil seals
iront
117-6
rear 11 9-6
Crankshaft speed sensor
see Ignition syslem
Crash sensor
see
Airbag system (SRS), side-impact
airbag crasii sensor
Cruise control clutch switch 612-9
CV joint
see Maintenance
see also Driveshalt
see also Drive axles
CV joint boot
see Maintenance
see also Drive axles
Cylinder head removinglinslaliing
M52 engine 113-8
M52 TU / M54 engine 113-22
M62 engine 113-56
Cylinder head and valvetrain
hydraulic lifters, checking and
replacing
116-7 leak test 116-5 valves 11 6-56
see
alsocylinder head Dashboard
513-7
Deck
lid
seeTrunk lid
Diagnostic monitors
OED-4
Diagnostic trouble codes
(DTCs)
080-7
Digital multimetel
010-17
Differential see Final drive
DLC (data
link connector) 020-4, OED-4
DME (digital motor electronics)
see
130 under appropriate fuel
injection system
see also ignition system
DM-TL (detection module-tank leak)
see
Fuel lank, leak deteclion unit
Drive
belts
see Maintenance
Dome light
seeLighls, interior lights
Door
door
check, replacing 411-4
hinge adjustment 41 1-5
loci(
see Door lock see also Central locking
removinglinslaliing 41
1-2
panel, removinglinstaliing 41 1-7 window
see Door window
Door
check
see Door
Door
handle
see Door lock
Door glass
see Door window
Door
lock
handles and loci(s 515-16
see also Central locking
Door
molding
510-13
Door panel see Door

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INDEX 9
WARNING
Your common sense, good judgemenl, and general alerlness are
crucial lo seie end successful service
ivork. Beiore attempting any work on
your
BMW be sure to read 001
General Warnings and Cautions and llle copyright page at lhe iron1 of
the manual. Review Niese warnings
and caulions each lime you prepare
lo work on your BMW Please also
read any warnings and caulions lllal accompany the procedures in the
manual.
Rear suspension
ball joints
330-19
bushings 330-13
control arms
seesuspension arms, below
description
300-5
electronic height control (EHC)
330-44
ride height 300-14 ride height sensor 330-46
shoclr absorbers end springs 330-9
stabilizer bar 330-42
struts and springs 330-5 subframe 330.13
suspension arms 330-13
variations 330-4 wheel bearing, replacing 330-32
see also Maintenance
see also Drive axles
see also Final drive
Rear window (Sport Wagon)
see
Tailgate
Rear window defroster 610-17
Receiverldrter
see NC
Relay positions
see Electrical component tocations
table 610-3
Remote entry (FZV)
see Central locking
Reversing light switch
see
Baclc-up light switch
Ride height
300-14
Ride height sensor
see Rear suspension
Ring antenna
see EWS (electronic immobilizalion)
Rotor
see Brakes
Roundel see Exterior trim
Running tosses
(312-way) valve
see Fuel
tenlr
SCA (soft close)
seeTailgate, soft close
see also Trunk lid. soft close
Scan tools
OED-3
Seals gaskets and 010-9
see also Crankshaft seals
Seat front,
removing/instelling 520-10
memory system 520-4 rear 520-13
see also Seat belt
Seat beit front 720-4
rear 720-8
troubleshooting 7202
see also Maintenance
Secondary air injection
see 130 under appropriate
iuel
injection system
Selector shaft seat
see Manual transmission, oil
Seals
Self-adjusting ctulch (SAC)
see Clutch, variations
Service indicator see Maintenance
Shift interlock see Gearshift
Shift lever
see
Gearshift
Shift linkage see Gearshift
Shiftlock see Gearshilt
Shack absorber see Rear suspension
/ Side turn signal assembly
see Lights
Sill trim panel
411-10
Slave cylinder
see Clutch, lhydraulic
Steep mode
600-1 1
Soft close
(SCA) see Tailgate
see also
Trunk lid
Solenoid 121-23
Sound system
650-2
Spare parts kit
010-21
Spark plugs
see Maintenance
Speakers
650-4
Specifications, fluid
020-4
Sport wagon
400-4
Springs
see Front suspension
see also Rear suspension
SRS (supplemental restraint system)
see
Airbag system (SRS)
Stabilizer bar see Front suspension
see also Rear suspension
Starter see Battery, starter, alternator