1999 BMW 528i Reverse

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Front Suspension
/ Front strut top mount assembly
< Replace springs in matched pairs only. BMW ID number is
stamped near end
(A).
4 Assembly is reverse of disassembly, noting the following:
Use a new upper strut self-loclting nut
(A). Tighten nut
fully before releasing spring compressor.
CAUTION-
Do not tighten strut nut with impact tool.
NOTE-
illustration shows components for 6-cylinder models (5257,
528i, 5300. V-8 models (5400 are similar but not identical.
4 Be sure upper and lower spring pads (arrows) are correctly
installed to spring seats before releasing spring compressor.
Release spring compressor carefully and evenly, allowing
spring to expand slowly.
Have car professionally aligned when job is complete.
Tightening torques Upper strut mount to strut shaft
64 Nm (47 ft-lb)
Strut mount to strut tower (ME) 24 Nrn (18 fi-lb)

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31 0-21
Front Suspension
4 Remove four bearing hub mounting bolts (arrows) and tap
hub assembly out of steering knuckle.
4 Before installing new wheel bearing and hub assembly, be
sure hub and steering knuckle sealing surfaces are free of
dirt and grease.
- Installation is reverse of removal.
Replace hub mounting bolts.
Use new self-locking nuts at steering tie rod and stabilizer
link.
Tightening
torques
Road wheel lugs to hub 120i-10 Nm (89i-7ft-lb)
Stabilizer link to stabilizer bar
Steering tie rod to steering
ltnuckle
Tension strut to steering
knucltie
Wheel bearing hub to steering
Itnucltle (replace bolts)
65 Nm (48 ft-lb)
65
Nm (48 it-lb)
80 Nm (59 ft-lb)
1
lo Nm (81 ft-lb)

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31 0-22
I Front Suspension
Stabilizer bar, removing and installing
On E39 models the front stabilizer bar links attach to the strut
assemblies.
- Raise car and support safely.
Male sure that the car is firmly supported on jack stands de-
signed for the purpose. Place jack stands underneath struc-
tural chassis points. Do not place jaclc stands under
suspension parts.
< Remove slaol zer bar connecring I nk rnounl ng nLts (A) from
r~glit and eft s~des of slaol lzer bar C~~nIerhol~ ball ]olnl (6)
with flat wrench
NOTE-
Use a thin wrench to counterhold shaft of stabilizer bar link
ball joint while removing mounting nut.
< Remove stabilizer bar anchor bushing nuts (arrows) on right
and left sides and remove bar.
- Installation is the reverse of removal, noting the following.
Use new self-locking nuts on stabilizer bar links.
Installation of stabilizer bar is easiest with car level (front
wheels at the same height).
Tightening torques Stabilizer bar to stabilizer link
59 Nm (44 ft-lb)
Stabilizer anchor to subframe 22 Nm (16 ft-lb)

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Steering and Wheel ~li~nrnentl
q Pry gently to detach flexible cover from upper trim. Lift off
trim.
< Remove lower dash trim panel fasteners (A) and (B).
Lower trim panel and disconnect wiring harnesses on back
side of panel.
Remove trim panel.
- Installation is reverse of removal.
Ignition switch ring antenna (EWS),
removing and installing
- Remove upper and lower steering column trim as described
earlier.
- Disconnect electrical harness plug from ring antenna.
- Use flat side of BMW special tool 61 3 300 to pry ring antenna
off ignition lock cylinder.
- Installation is reverse of removal.
lgnition lock cylinder, removing and
installing
- Disconnect negative (-) cable from battery.
CAUTION-
Prior to disconnecting the battery, read the battery discon-
nection cautions given
in 001 General Cautions and
Warnings.
- Remove upper and lower steering column trim as described
earlier.

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I Steering and Wheel Alignment
With ignition key in ON position (60" from LOCKED):
- Disconnect ring antenna harness connector.
Insert
BMW special tool 32 3 110 or a thin piece of stiff wire
into opening (arrow) in lock cylinder.
Turn tool forward (clockwise) approximately 90" and re-
move lock cylinder.
* Reinstallation is reverse of removal.
NOTE-
Using the valet ley during this procedure will provide better
access to lock opening.
Steering column lock, removing and
installing
- Disconnect negative (-) cable from battery.
CAUTIO&
Prior to disconnecting the battery, read the battery discon-
nection cautions given
in 001 General Cautions and
Warnings.
- Remove steering wheel as described earlier.
- Remove steering column trim panels as described earlier.
- Remove collar and circlip from steering shaft. Refer to illus-
tration of steering column components.
4 Pry steering shaft bearing with inner sleeve out of lock hous-
ing.
- Remove ring antenna as described earlier.
- Remove column switches. See 612 Switches.
< Automatic transmission models: Loosen and disconnect in-
terloclc shift cable (arrow) from ignition lock assembly.

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Steering and Wheel Alignment
4 Release lock (A) and pull up on harness connector (6) to dis-
connect ignition switch harness.
. Remove wire harness bracket fastener (C).
4 Remove shear bolts (arrows) using a chisel or punch.
NOTE-
The shear bolts can be drilled and then removed using an
easy-out.
- Remove steering column lock housing.
- Installation is reverse of removal.
Tighten new shear bolts until bolt heads shear off.
ignition interlock cable, removing and
installing (models
with automatic
transmission)
- Remove steering column trim panels as described earlier.
4 Loosen and disconnect interlock cable (arrow) from ignition
lock assembly.
- Remove center console trim panel.

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I Steering and Wheel Alignment
- Installation is reverse of removal, noting the following:
Replace shear bolts at steering column mounting bracket.
Tighten until bolt heads shear off.
Make sure
interlock cable snaps into place.
When installing column top trim panel, replace expansion
nut for trim retaining screw.
NOTE-
The steering angle sensor must be coded using a BMW scan
tool if it has been replaced.
A steering angle offset check
must then be carried out using the same
BMW scan tool.
CAUTION-
Check steering system for freedom of movement through en-
tire steering column
adiustment range.
Tightening torques Steering shaft coupler
to steering shaft 25 Nm (18 ft-lb)
(replace bolt)
Steering column to body
22 Nm (16 ft-lb)
Steering column adjustment motors,
removing and installing
Remove lower dash panel mounting fasteners (A) and (B).
- Lower panel and disconnect wiring harness from back side.
- Remove steering column lower trim panel. See Steering col-
umn trim, removing and replacing.
- Disconnect electrical harness from motor.
Remove motor mounting fasteners (arrows)
Slide motor to side and forward to remove.
Installation is reverse of removal.

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Steering and Wheel Alignment
Power assist is provided by a belt-driven pump at the lower
left front of the engine. The power steering fluid reservoir is lo-
cated at the left side of the engine compartment.
Power steering pump, removing and
installing
When working with power steering components, absolute
cleanliness is needed to ensure proper operation of the hy-
- Empty power steering fluid reservoir using clean syringe. Do
not reuse fluid.
- Raise front of car. Remove splash shield from under engine.
WARNING-
Make sure the car is firmly supported on jack stands de-
signed for the purpose. Place jack stands beneath structural
chassis points. Do not place jack stands under suspension
Darts.
Remove drive belt from power steering pump. See
020 Main-
tenance.
Remove alternator cooling duct
Remove fluid hoses from pump. Plug openings in pump and
hose ends.
Remove pump front mounting bolts
(A).
Remove fluid line support bracket (B)
Remove pump rear mounting bolt (arrow)
- Installation is reverse of removal, noting the following:
Make sure all thread bores, bolts, nuts, fluid couplings and
mating
surfaces are clean, and inside surface of multi-
ribbed-belt is free of grease and dirt.
Use new sealing washers when reattaching power steer-
ing pressure lines.
Make sure hoses have adequate clearance from chassis.
Install front pump fasteners.