Hydraulic fluid BMW 328i 1998 E36 User Guide

6
.
Disconnect
ABS
electrical
connectors
.
Label
and
then

disconnect
brake
lines
from
hydraulic
brake
unit
.
Plug

openíngs
.
See
Fig
.
12
.

~
~
A
1/
B
'1v
C
~
F

lu
11
-ri
J
.

0013244
A
.
Right
front



F



Front
from
master
cylinder
B
.
Leftfront



R
.
Rear
from
master
cylinder
C
.
Rear

Fig
.
12
.
Brake
fluid
linesat
ABS
hydraulic
unit
.

WARNING
-

"
On
cars
with
All
Season
Traction
(AST),
special
BMW
service
equipment
is
required
to
properly
bleed
the
Antilock
Brake
System
(ABS)
.
Removal
of
the
ABS
hydraulic
unit
is
not
recommended
un-
less
this
equipment
is
available
.
For
safetyrea-
sons,
the
brake
system
on
cars
with
ABS
must

not
be
bled
using
the
procedures
described
inthis
repair
group
.

"
Do
not
mix
up
the
fluid
fines
at
the
ABS
hydraulic
unit
Label
all
connections
before
disconnecting
.

7
.
Remove
ABS
hydraulic
unit
from
engine
compartment
.

8
.
Working
inside
car,
remove
panel(s)
frombeneath

steering
column
to
access
pedal
assembly
.
See513
In-

terior
Trim
.

12
.
Make
sure
al¡
nuts,
fluid
couplings,
thread
bores
and

mating
surfaces
are
clean
.

BRAKES
340-
9

0011261

Fig
.
13
.
Brake
pedal
clevispin
and
retaining
clip
(A)
.
Brake
booster
mounting
nuts
shown
at
arrows
.

13
.
If
necessary,
mount
master
cylinder
to
vacuum
booster

using
a
new
O-ríng
and
newself-locking
nuts
.

CAUTION-

Do
not
over-torque
the
master
cylinder
mounting
bolts
.
This
could
damage
the
brake
booster
and
prevent
proper
vacuum
build-up
.

14
.
Installation
is
reverse
of
Rmoval
.

"
Bleed
brakes
as
described
earlier
.

"
Check
and,
if
necessary,
adjust
brake
light
switch

above
brake
pedal
.

Tightening
Torques

"
Brakemaster
cylinder
to

brake
booster
...........
.
..
..
...
26
Nm
(18
ft-Ib)

"
Brake
booster
to
bulkhead
.
.
..
..
...
22
Nm
(16
ft-Ib)

"
Brake
fluidline
to
master
cylinder
or

ABS
hydraulic
unit
.......
.
..
17-19
Nm
(13-14
ft-lb)
9
.
Remove
clip
and
clevis
pin
from
brake
booster
pushrod

and
disconnect
it
from
brakepedal
.
Remove
brake

booster
mounting
nuts
.
See
Fig
.
13
.
NOTE-

10
.
Working
in
engine
compartment,
remove
brake
booster



When
replacing
the
brake
booster
one-way
valve
or
together
with
master
cylinder
.



vacuum
hose,
install
the
valve
so
that
the
molded
arrow

is
pointing
toward
the
intake
manifold
.
Use
new
hose

11
.
If
booster
or
master
cylinder
O-ring
is
being
replaced,



clamps
.

disconnect
master
cylinder
from
brake
booster
.

BRAKE
BOOSTER

7
.
Turn
on
ignition
.
Check
that
light
comes
on
as
soonas



4
.
Remove
parkíng
brake
shoes
as
described
above
.

lever
is
pulled
up
.
5
.
Disconnect
cable
from
parking
brake
actuator
and
then

8
.
Install
parking
brake
lever
boot
.
Install
road
wheel
lug



remove
parking
brakecable
from
cable
holder
on
trail-

bolts
.



ing
arm
.
See
Fig
.
17
.

Tightening
Torque

"
Road
wheel
to
hub
.
..
......
100±10
Nm
(74±7
ft-Ib)

Parking
brake
shoes,

removing
and
installing

1.
Raise
rear
of
car
andremove
road
wheels
.

WARNING
-

Make
sure
the
car
is
firmly
supportedon
jack
stands

designed
for
the
purpose
.
Place
the
jack
stands
be-

neath
a
structural
chassis
point
.
Do
not
place
jack

stands
undersuspension
parts
.

2
.
Without
disconnecting
brake
fluid
hose,
remove
rear

brake
calipers
from
trailing
arms
.
Remove
rear
brake

rotors
.
See
Brake
Pads,
Calipers
and
Rotors
.

CA
UTION-

Do
not
let
the
brake
caliper
assembly
hang
from

the
brake
hose
.
Support
caliper
from
chassis
with
strong
wire
.

3
.
Unhook
upper
return
spring
from
brake
shoes
.
Remove

shoe
retainers
bypushing
them
in
and
rotating
1
/4turn
.

BMW
special
tool
no
.
344
000
can
beused
to
remove

retainers,
if
needed
.

4
.
Spread
shoes
apart
and
lift
them
out
.



7
.
Installation
is
reverse
of
removal
.
Adjust
parking
brake

as
described
earlier
.

NOTE-

When
removing
the
brake
shoes
the
shoe
expander
pivot
pin
in
the
brake
actuator
may
fall
out
.

Two
versions
of
the
Antilock
Brake
System
(ABS)
are
in-

5
.
Inspect
shoe
expander
to
make
sure
it
functions
prop-



stalled
onthe
cars
coveredby
this
manual
.
Early
cars
use
the

erly
.
Apply
a
thin
coat
of
grease
tosliding
parts
and



Teves
Mark
IV
G
ABS
.
Later
cars
use
the
Teves
Mark
20-I

pins
.



ABS
.
The
main
difference
between
the
two
systems
is
that
the

Mark
20-I
system
integrates
the
ABS
control
module
into
the

6
.
Installation
is
reverse
of
removal
.
Be
sure
to
adjust



hydraulic
unit
as
a
single
component
.

parking
brake
cables
as
described
earlier
.

ABS
is
designed
to
be
maintenance
free
.
There
are
noad
Parking
brake
cable,
replacing



justments
that
canbe
made
to
the
system
.
Repair
and
trouble-

shooting
of
the
major
ABS
components
requires
special
test

1
.
Raise
rear
of
car
and
remove
road
wheels
.



equipment
and
knowiedge
and
should
be
done
by
an
autho-

rized
BMW
dealer
.

2
.
Remove
rear
brake
caliper
and
rotor
.
See
Brake
Pads,

Calipers
and
Rotors
.

3
.
Working
inside
car,
lift
parking
brake
lever
boot
out
of

console
.
Remove
cable
adjusting
nut
.
Refer
to
Fig
.
15
.

Fig
.
17
.
Parking
brake
cable
insertion
point
in
rear
trailing
arm
(arrow)
.

6
.
Slide
cable
out
of
housing
.

NOTE
-

BRAKES
340-
1
1

On
some
models
it
may
be
necessary
to
remove
rear

muffler
to
access
the
brake
cabes)
.

ANTILOCK
BRAKE
SYSTEM
(ABS)

0013209

ANTILOCK
BRAKE
SYSTEM
(ABS)

ELE-50
ELECTRICAL
WIRING
DIAGRAMS

I-
____RIGHT



~LEFT
I
RIGHT
(HEADLAMP



I
LEFT
,HEADLAMP
i



(



)
PARK



I



I



(



)
PARK



i
I
-
LIGHT



I



I
Y
LIGHT



I

LEFT



LEFT



DRIVER'S



CENTRAL



RIGHT



SLIP
I
REAR



I
REAR



I
(
POWER



I(
POWER



I
(
FRONT



CONTROL
I
POWER



I
,POWER



I
(WINDOW



I
(WINDOW



I
(SPEED



I



(MODULE
_
_,
WINDOW



I



_,
WINDOW



I



(
SWITCH



I



(
SWITCH



I



(
SENSOR



I



-



-



j
(WIASC)
SWITCH



SWITCH



``
77''q



(4AD00R)



0



(ATCONSOLE)



4



q



T
1



1I
I
3T
/
19T
/
-323
.328
.
M2
(AT
DOOR/



Z



3
7`



21



011



31



19/x"
318

10441
2

-
RIGHT
I



I
_
1--HEADLIGHT/

III
I
(
)FRONT
(
HIGH
I
IHORN
WASHE
HT



HIGH



SWITCH



TURN
II



,



R



I



(
BEAM



,



"-'



RIGHT



LIGHT



I



,
BEAM



I



,I



LEFT
LIGHT



I



I



(
PUMP



LIGHT_



I_
_
I



(



)
FOG



I



I



I



(
LIGHT



(



)FOG
--
_
I



T



LIGHT
L---
-I



LIGHT
1



2



1



1



1

T

I
INTER-



'
WASHER



I
RIGHT
I
MEDIATE
I
FLUID
I
LOW
IPRESSURE
I
I



LEVEL
I
I



(BEAM
I
-
,SWITCH



II
-
,SWITCH
I
J
-
(LIGHT

Ground
Distribution

1998Except
318ti
(1
of
4)

~
ANTI-
II
THEFT
I



I'
HORN
I

I
ENGINE



LEFT
I
COOLANTHORN
I



(
LEVEL



I



,
I
I



_I
SWITCH



I

¢t
¢~

LEFT



I
ABS
FRONT



I
CONTROL
I



I
SPEED



I



I
MODULE/
I



_



_I
SENSOR



I



I
HYDRAULIC
UNIT
(ATCONSOLE)
3'f



I
qT



2
(WIASS)
1
T

RIGHT



CHILD
I



I
REAR



I



I
PROTECTION
I
POWER



I
(CONTROL
I



,WINDOW



I



_I
(AT
CONSOLE)
--
SWITCH

G300

II
PASSENGER'S
POWER
I



I
WINDOW
I



_I
SWITCH

I

323,
1-
328,
M3
WIASC

I



I
LEFT
LO
W
I
(BEAM
I
-
(LIGHT
G203

LEFT



FRONT



BRAKE



WIPER



LOW



WIPER,



SUPPLEMENTAL
CONVERTIBLE
IWgSHER



I
FOG



,
FLUID



I
(
MOTOR



I(
BEAM



I
(WASHER



I
(
RESTRAINTS
I
ITOPCONTROL
I
,JET



I
(LIGHT



I
(LEVEL



I
I



,
(LIGHT



I
(MODULE



I
IBYSTEM
I
(MODULE
I



(HEATER__



I_



__IRELAV



I



-(SWITCH



I



I



I



-IRELAV



I



-
I(LOWIU



I



_IMODULEL
-
q



2



_



q
_



l
1



_
I
pIGHT



(STARTER



(HIGH
1



LEFT



(BLOWER



I
IHA2ARD
I



WASHER



I



IMMOBILIZER
m
I



BEAM



(
FRONT



(



RELAY



FLASHER
JET



I



SWITCH



,
,LIGHT



"'
AUXILIARY



II



I
IRELAV
I
-
,HEATER



TURN
I
-
I



I
-IRELAV



dl
IGHT
J
.
G904

INSTRUMENT
LIGHT



ELECTRONIC
IGNITION
CHIME



INSTRUMENT
DIMMER
RIGHT



I
(
CLUSTER
I
(
SWITCH
I
IIMMOaILIZER__



I(
SWITCH
I



I
MODULE



(CLUSTER



I



,



)
FRONT



I



I



I



I



I



CONTROL



I



I
II(323,328,
I
I



AUXILIARY



I
I



I
I



I
MODULE



iII
-
_
-I
I
-
-
-I
ff
TURN
(WIASC)



LIGHT



3T



7T



7
'WIPER/
12



,HORN
I
WASHER
I
--
SWITCH
,SWITCH



I
III



m
I
_I

UNLAY
OADER

I

BRAKE
I



(
REL



m



I



(
LIGHT
I
_I
I



I



SWITCH
I
_I



!

ogoHCONNECTOR
GEAR(



)
SHIFT
LEVER
INDICATOR

AU%ILIARV
I
FAN
I



I
MOTOR

ELE-54
ELECTRICAL
WIRING
DIAGRAMS

HEADLIGHT/



RIGHT



RIGHT



LEFTLEFT



LEFT
FOGLIGHT



HIGH
RIGHT
ANTI-



DOUBLE



RIGHT
FRONT
AUXILIARY
LEFT
LOW
HIGH



LEFT
FRONT
WASHER
WASHER
BEAM
PARK
THEFT



TEMPERATURE
PRESSURE
FOG



TURN



FAN



PARK
BEAMBEAM



LEFT



FOG



TURN
RIGHT
PUMP
PUMP
LIGHTLIGHT
HORN



SWITCH
SWITCH
LIGHT
LIGHT
MOTOR
LIGHT
LIGHT
LIGHT
HORN
LIGHTLIGHT
HORN
I



i



I



i



I



i



I



i



1
--,



1
-
7



1
-
7



1
-
7



1
-
7



F
-,



I
--,



I
--,
I



i



(-
i



I
--,



I
-
i



I
-
i
,



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I



I
I



I



I



I



I



I



I



I



I



II



L
-I



L-1



!
_I



L
-I



L-1



!
_I



L
-I



I-_I



L
-I



L
-I



L
-I
L
-I



L
-I



L
-I



L-1



L-1

_~
_~
Y
Y
r
~r=4

84317

ENGINE
CAMSHAFT
TRANSMISSION
CONTROL



POSITION
CONTROLMODULE



_
(SENSORMODULE
(EGS)



(DME)



~_



_SHIELD
I



I



I



I
2I
I



I



I



I



--_
CAMSHAFT
III
C
POSITION
(SENSOR
rv



Q
.1
___JSHIELD
DATA
LINK
CONNECTOR

Ground
Distribution

1995-96
318ti
(1
of3)

HEATED
CRANKSHAFT
IGNITION
OXYGEN
POSITION



COIL2
I,
(
SENSOR
L
I(
SENSOR



(
SHIELD
SHIELD
SHIELD

RIGHT



LEFT
FRONT



LEFT
RIGHT



BRAKE



HIGH
LOW



FRONT
WIPER(AUXILIARY



WASHER
WASHER



FLUID



BEAMBEAM



AUXILIARY
WASHER
HAZARD
CHIME
TURN
UNLOADER
JET
JET
WIPER
LEVEL
WIPER
LIGHTLIGHT
BLOWER
TURNMODULE
FLASHER
MODULE



LIGHT



RELAY



HEATER



HEATER



MOTOR



SWITCH



RELAY



RELAY



RELAY



RELAY



LIGHT



(LOW
11)



RELAY
I
--,



F-
I



I
--,



I
--,



I
--,



I
--,



F-
I



I
--,



1
--,



I



1
-
7



1
-
7



1
-
7



1
-
7
I



I



I



I



I



I



,



I



I



I



I



I



I



I



I



I



I



I



I



I



,



I



I



I



I



I



I



II



_I



!
_I



!
_I



I



I



I



I



~



I



I



I



I



I



I



I



I



_I



!
_I



!
_I



!
_I



!
_I

CRANKSHAFT
POSITION
(SENSOR
_
SHIELD

G100

1
II,,
(1995)

BRN
BRN

1
G202

CYLINDER1



CYLINDER2



CYLINDER3



CYLINDER
4
IGNITIONIGNITIONIGNITIONIGNITION
COIL
COILCOIL
co,L
1



I



I



I



I



I,



I



I



I



I



I

¢I



OXYGEN



COROL
MO
I
DU
EO(DME)OLI



SHEATED
ENSOR



ml



m



m)



MODULE(EGS)
~

RESISTOR

ASSFOG



LEFT
ASS
WIPER(
LIGHT
LIGHT
CONTROL
FRONT
PUMP
ASS
INSTRUMENT
COMBINATION
WASHER
SWITCHSWITCH
MODULE



SPEED
MOTOR
HYDRAULIC
HI-FI



RADIO



RADIO
CLUSTER
SWITCH
SWITCH
ILLUM
ILLUM
(EWSIII
(
SENSOR
RELAY
UNIT
AMPLIFIER
(PREMIUM)
(BASE)
I
i
I
--,
1__
I(
i
I
i



I
i
I
,
I
i
I
i
1
-
7
I



I



I



I



I



I



I



I



I



I



I



,



I



I



I



I



I



I



I
I



I



I



1_1



L-1



I



L
-I



I



I



I



1



I



I



I

_



11
1
11

I
L-1

\
1G202



1
G202

2
INDEX

Brakes
(cont
.)
pressure
bleeding
brakes
(except
cars
wíth
AST)
340-3
troubleshooting
340-1
Brushes,
alternator
See
Battery,
starter,
alternator
Bulbs
See
Exterior
lighting
See
also
Instruments
Bumpers
See
Exterior
trim,
bumpers

C

CamberSee
Steering
and
wheel
alignment
Camshaft
See
Cylinder
head
and
valvetrain
Camshaft
position
sensor
See
Ignition
system
Camshaft
timing
chain
general
information
117-1
camshaft
timingchain,
4-cylinder
117-
2
camshaft
timing
chains,6-cylinder
117-6
camshaft
timing
chain,
removing
(4-cylinder
engines)
117-2
camshaft
timing
chains,
removing
(6-cylinder
engines)
117-7vanos
(variable
valve
timing)
117-14
control
unit,
removing
117-16system
operation,
testing
117-14
Caster
See
Steering
andwheel
alignment
Catalytic
convertor
See
Exhaustsystem
Cautions
viü
Center
bearing
See
Driveshaft
Center
console
See
interior
trim
Central
body
electronics
(ZKE
IV)
515-8
Central
locking
system
(ZVM)
515-7
Centrallocking
and
anti-theft
general
information
515-1
door
handles
and
Iocks
515-1
door
striker,
replacing
515-6
front
door
handle,
removing/
installing
515-3
front
door
lock,
removing/installing
515-1
rear
door
handle,
removing/installing
515-5
rear
door
lock,
removing/installing
515-4
EWS
II
control
module,
replacing
515-10
EWS
II
ring
antenna,
replacing
515-10
EWS
II
transmitter/receiver
module,
replacing
515-11
locking
system
and
electronic
immobilization
515-7
luggage
compartment
locking
actuator,
removing/installing
515-6

Clutch
general
information210-1
clutch
hydraulic
system,
bleeding
and
flushing
210-2
clutch,
inspecting
and
installing
210-5
clutch
master
cylinder,
replacing
210-2
clutch,
removing
210-4
clutch
slave
cylinder,
replacing
210-3
transmission
pilot
bearing,
replacing
210-6
Clutch
fluid
See
Maintenance
program
Coil
See
Ignition
system
Coilspring
See
Rear
suspension
Component
locations

See
Electrical
component
locations
Compressor
See
Air
conditioning
Compressor
clutch
See
Air
conditioning
Condenser
See
Air
conditioningControl
arms
See
Front
suspension
See
also
Rear
suspension
Convertible
top
general
information
541-1
manual
convertible
top
541-1
lid
release
mechanism
541-2
replacing
541-2
visor
latch
541-1
visor
latch
píate
541-1
power
convertible
top
541-2
drive
motor,
replacing
541-7
emergency
operation
541-7
front
latching
mechanism
541-4
lid
541-9
replacing
541-5
visor
latch
541-4
visor
latch
motor541-5
visor
latch
plate
541-4
rollover
protection
system
541-9
Coolant
(Anti-freeze)
See
Maintenance
program
Coolant
pump
See
Cooling
system
Cooling
system
general
information
170-1
cooling
fan,
replacing
170-8
coolant
pump,
replacing
170-10
coolant
pump
and
thermostat170-1
coolant,
draining/filling
170-5
cooling
fans
170-2
cooling
fan,
testing
170-4
cooling
system
service
170-5
cooling
system,
bleeding
(radiator
with
integral
expansion
tank)
170-6
cooling
system
pressure
test
170-3
electric
cooling
fan,
replacing
170-8
radiator,
removing/installing
170-11

Cooling
system
(cont
.)
radiator
and
expansion
tank
170-1
radiator
service
170-11

temperature
gauge
quick
check170-3
thermostat
quick
check
170-3
thermostat,
replacing
170-9
troubleshooting
170-2
warnings
and
cautions
170-2Crankshaft
position/rpm
sensor
See
Ignition
system
Crash
sensor
See
Airbag
system
(SRS)
CV
joint
See
Maintenance
program
See
also
Rear
suspension
Cylinder
head
and
valvetrain
general
information
116-1
camshaft116-7
camshafts,
removing/installing
(M42
engine)
116-1camshafts,
removing/installing
(M44
engine)
116-3
camshafts,
removing/installing
(6-cylinder
engine)
116-4
cylinder
head,
disassembly/assembly
116-1
cylinder
head
and
valvetrain,
reconditioning
116-7
cylinder
head
116-7
hydraulic
cam
followers,
checking
and
replacing
(M42
and
al]
6-cylinder
engines)
116-9
hydraulic
valve
adjusters,
checking
and
replacing
(M44
Engine)
116-8
valve
guides
116-10
valveseats
116-12
valve
springs
116-12
valve
stem
oil
seals
116-11
valves
116-11

valves,
leak
test
116-11
valves,removing/installing
116-6
Cylinder
head
removal
and
installation
general
information
113-1
cylinder
head,
removing/installing
(4-
cylinder
engine)
113-1
cylinder
head
(6-cylinder
engine),
removing/installing
113-10

Dashboard
See
Interior
trim

Deck
lid
See
Trunk
lid
Defogger

See
Heating
Differential
See
Final
drive
DISA
(dual
resonance
intake
system)
See
Fuel
injection
See
also
Engine-general
DME
(digital
motor
electronics)
See
Ignition
system
See
alsoFuel
injection