ABS BMW 323i 1999 E36 Electrical Troubleshooting Manual

ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4
32
H34z
HIGH LEVEL
STOP
LIGHT/REAR
SPOILER
1 .5 WS/
GR
X10018
F4615A
21
2
32
1
1.5 BL/RT





BRAKE LIGHTS CONNECTOR, 4 PINS






BRAKE LIGHTS
FUSE DETAILS
0670.3
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL)
X13006
GROUND
DISTRIBUTION
0670.4
X3182
X318
H34
HIGH LEVEL
STOP LIGHT X413
2E47
RIGHT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLY X3197
X319
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) X2215
P90
FRONT POWER
DISTRIBUTION BOX
1E46
LEFT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLY
5
1.5 BR
1.5 BR H24
LEFT BRAKE LIGHTH31
RIGHT BRAKE
LIGHT
X10749
3X10704
34
X78
4
815X10747
X10701
3 X78
.35 BL/RT
N10
MULTI–FUNCTION
CLOCK1 BL/RT
.75 BL/BR
.5 WS/
GN.35 BL/RT
A4
CHECK CONTROL
MODULE
.75 BL/RT54R 54L54E
X107514
X4131
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
A7000
TRANSMISSION
CONTROL MODULE
(EGS) X850010
.5 BL/RT.75 BL/RT
X10090
.35 BR/
GR
X181
.75 BL/RT
.5 BR.35 BR/
GR
N4
ON–BOARD
COMPUTER X10702N10
MULTI–FUNCTION
CLOCK
.5 WS/
BL
5 3 5
.35 BL/RT A35
ON–BOARD
DISPLAY
A35
ON–BOARD
DISPLAY
A35
ON–BOARD
DISPLAY
N10
MULTI–FUNCTION
CLOCK
N4
ON–BOARD
COMPUTER
GROUND
DISTRIBUTION
0670.4
N4
ON–BOARD
COMPUTER
X117017 DATA
LAC CLC
2
318i
X6912
X11277
X11277
X7000
X1171
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X173




7000.0 COMPONENT LOCATION CHART








COMP. DESCRIPTION LOCATION7100.0 8500.0
A2w . . INSTRUMENT CLUSTER . . . . . . . . . . . . . . . . LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-3

A4 . . . .
CHECK CONTROL MODULE . . . . . . . . . . . . .
below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
00-3

A5 . . . . RELAY MODULE . . . . . . . . . . . . . . . . . . . . . . . . behind glove box


A8 . . . .

CRUISE CONTROL MODULE
(TEMPOMAT) . . . . . . . . . . . . . . . . . . . . . . . .
RH side of dash behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-2




A12 . .

SUPPLEMENTAL RESTRAINT SYSTEM
CONTROL MODULE . . . . . . . . . . . . . . . . . .
below rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-2


A18 . . HIFI AMPLIFIER . . . . . . . . . . . . . . . . . . . . . . . . below RH side of rear seat (Convertible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-3
A18 . . HIFI AMPLIFIER . . . . . . . . . . . . . . . . . . . . . . . . in LH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04-1
A32y THERMOSTAT . . . . . . . . . . . . . . . . . . . . . . . . . center of dashboard

A35 . .
ON–BOARD DISPLAY . . . . . . . . . . . . . . . . . . .
center of dash center console



A51 . . WIPER/WASHER MODULE . . . . . . . . . . . . . . behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
A52 . . SLIP CONTROL MODULE (ABS/ASC) . . . . . behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-3


A56 . .

TILT/SLIDE SUNROOF CONTROL
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . .
under roof center panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

04-2


A64 . . WIPER/WASHER MODULE (LOW II) . . . . . . behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
A96 . . CONVERTIBLE TOP CONTROL MODULE . in lower LH C–pillar behind side panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-1

A104 .
BODY ELECTRONICS CONTROL
MODULE (ZKE IV) . . . . . . . . . . . . . . . . . . . .
behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-1



A113 . .
SEAT OCCUPANCY DETECTOR . . . . . . . . .
under RH front seat





A115 . .

AUTOMATIC CLIMATE CONTROL
MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . .
behind center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
03-2

A835 . TRANSMITTER MODULE (EWS II) . . . . . . . RH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04-3




COMPONENT LOCATION CHART







COMP.8500.0 7100.0LOCATION DESCRIPTION


A836 .

ELECTRONIC IMMOBILIZER CONTROL
MODULE (EWS II) . . . . . . . . . . . . . . . . . . . .
RH side of dash behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

38-3


A6000 ENGINE CONTROL MODULE (DME) . . . . . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-1

A7000
TRANSMISSION CONTROL MODULE
(EGS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-1



A8500
TRANSMISSION CONTROL MODULE
(EGS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-1


B1 . . . . RIGHT FRONT SPEED SENSOR – ABS . . . on RH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08-3

B2 . . . .

LEFT FRONT SPEED SENSOR – ABS . . . .

on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

08-3


B3 . . . . RIGHT REAR SPEED SENSOR – ABS . . . . on RH rear wheel, above brake caliper
B4 . . . . LEFT REAR SPEED SENSOR – ABS . . . . . on LH rear wheel, above brake caliper
B6 . . . . FUEL LEVEL SENSOR . . . . . . . . . . . . . . . . . . below LH side of rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-2

B8y . . .
PRESSURE SWITCH . . . . . . . . . . . . . . . . . . . .
near RH headlight assembly



B9 . . . . INTERMEDIATE PRESSURE SWITCH . . . . near RH headlight assembly
B10 . . VEHICLE SPEED SENSOR . . . . . . . . . . . . . . under rear of car on differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08-1


B11 . . .

LH HEAT EXCHANGER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console






B12 . .

RH HEAT EXCHANGER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console




B13 . . OUTSIDE TEMPERATURE SENSOR . . . . . . rear of engine compartment behind RH fresh air cowl . . . . . . . . . . . . . . . . . . . . . . . . . 15-2
B14 . . EVAPORATOR TEMPERATURE SENSOR . RH side of LH footwell LH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-1

B16 . .
LEFT FRONT BRAKE PAD SENSOR . . . . . .
on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
08-3

B17 . . RIGHT REAR BRAKE PAD SENSOR . . . . . . behind RH rear wheel
B18 . . BRAKE FLUID LEVEL SWITCH . . . . . . . . . . . rear LH side of engine compartment top of brake fluid reservoir . . . . . . . . . . . . . . . . . 18-3




COMPONENT LOCATION CHART







COMP.8500.0 7100.0LOCATION DESCRIPTION
H57 . . LEFT REAR LOW RANGE SPEAKER . . . . . under rear window shelf

H58 . .
LEFT FRONT LOW RANGE SPEAKER . . . .
in lower LH A–pillar



H59 . . LEFT FRONT HIGH RANGE SPEAKER . . . in upper LH front door
H66 . . SUBWOOFER . . . . . . . . . . . . . . . . . . . . . . . . . . behind trim panel
I1008 . SEAT MAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . in passenger’s seat area
K2 . . . . HORN RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2

K4 . . . .
BLOWER RELAY . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
19-2

K9 . . . . UNLOADER RELAY, TERMINAL 15 . . . . . . . behind LH footwell trim . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3
K10 . . ABS RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-1
K13 . . REAR DEFOGGER RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-1
K16 . . HAZARD FLASHER RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2

K19 . .

COMPRESSOR CONTROL RELAY . . . . . . .

rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .

19-1


K21 . . NORMAL SPEED RELAY . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3
K22 . . HIGH SPEED RELAY . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3
K46 . . HIGH BEAM LIGHT RELAY . . . . . . . . . . . . . . LH side of dash behind instrument cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-2

K46z .
DAY LIGHT RELAY MODULE . . . . . . . . . . . . .
below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
02-2

K47 . . FRONT FOG LIGHT RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2
K48 . . LOW BEAM LIGHT RELAY . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2
K99 . . REAR WINDOW BLOWER RELAY . . . . . . . . behind glove box left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-2
K108 . HORN RELAY (ALPINE) . . . . . . . . . . . . . . . . . behind glove box left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-2

K117 . .

LUGGAGE COMPARTMENT LID RELAY . .

behind glove box right




K125 . ABS PUMP MOTOR RELAY, TIMED . . . . . . . rear LH side of engine compartment in Power Distribution Box (318i) . . . . . . . . . . . . 19-3




COMPONENT LOCATION CHART







COMP.8500.0 7100.0LOCATION DESCRIPTION


S61y .

LUGGAGE COMPARTMENT LIGHT
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of luggage compartment lid left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

34-2


S63 . . ENGINE COOLANT LEVEL SWITCH . . . . . . front RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-1

S64 . .
WASHER FLUID LEVEL SWITCH . . . . . . . . .
front RH side of engine compartment on washer fluid reservoir . . . . . . . . . . . . . . . . .
10-1

S75 . .

BLOWER SWITCH . . . . . . . . . . . . . . . . . . . . . .

center of dash




S77 . . DRIVER’S MAKE–UP MIRROR SWITCH . . above LH sun visor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38-1


S78 . .

PASSENGER’S MAKE–UP MIRROR
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
above RH sun visor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

23-1


S123 . ABS PEDAL TRAVEL SENSOR . . . . . . . . . . . near brake master cylinder (M3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-3
S126y DRIVER’S POWER WINDOW SWITCH . . . . center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31-1

S127y
PASSENGER’S POWER WINDOW
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31-1



S128z
LH REAR POWER WINDOW SWITCH . . . .
center console



S129z RH REAR POWER WINDOW SWITCH . . . . center console
S143 . CONVERTIBLE TOP ACTUATING SWITCH center console


S164 .

CONVERTIBLE TOP END–POSITION MI-
CRO SWITCH . . . . . . . . . . . . . . . . . . . . . . . .
at convertible top linkage






S165 .

CONVERTIBLE TOP POSITION MICRO
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
at convertible top linkage






S196 .

REAR WINDOW BLOWER MICRO
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
in convertible top compartment, left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

35-2


S198 JET HEATER THERMOSWITCH . . . . . . . . . . front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-3


S213 .

LUGGAGE COMPARTMENT LID MICRO
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of luggage compartment lid




COMPONENT LOCATION CHART







COMP.8500.0 7100.0LOCATION DESCRIPTION
X19561 (6 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . on RH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05-3

X19564
(2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . .
in RH side of luggage compartment behind trim panel



X62001 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car (318i) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-1 07-2
X62002 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car (318i) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-2 07-2
X62101 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-3 07-2
X62102 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07-2
X62201
(4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . .
top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15-3
07-2
X62202 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07-2
X90260 (3 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . RH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04-3 01-1
X91009 (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under passenger’s seat
Y1 . . . . ABS HYDRAULIC UNIT . . . . . . . . . . . . . . . . . . rear LH side of engine compartment back of LH side shock tower . . . . . . . . . . . . . . . 16-2

Y1w . .

ABS HYDRAULIC UNIT . . . . . . . . . . . . . . . . . .

LH side of engine compartment




Y2 . . . . AIR CONDITIONING COMPRESSOR . . . . . front of engine
Y4 . . . . WATER VALVE ASSEMBLY . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-2
Y5 . . . . DRIVER’S SIDE MIRROR . . . . . . . . . . . . . . . . in upper LH front door

Y6 . . . .
PASSENGER’S SIDE MIRROR . . . . . . . . . . .
in upper RH front door



Y19 . . SHIFT–LOCK . . . . . . . . . . . . . . . . . . . . . . . . . . . center console RH side of gearshift selector
Y85 . . LH ROLLOVER PROTECTION ACTUATOR behind rear seats (Convertible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-3
Y86 . . RH ROLLOVER PROTECTION ACTUATOR behind rear seats (Convertible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-3
Y198 . EXHAUST GAS FLAP VALVE . . . . . . . . . . . . in LH rear side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2

Y199 .

CARBON CANISTER VALVE . . . . . . . . . . . . .

in spare–wheel well . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

14-3


Y6101 CYL. 1 FUEL INJECTION VALVE . . . . . . . . . RH front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3




COMPONENT LOCATION VIEWS
ELECTRICAL CONTROL MODULE LOCATIONS









A64
WIPER/WASHER
MODULE (LOW II)
A52
SLIP CONTROL
MODULE
(ABS/ASC)
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)
X1170
X1171X13025
X13252X13253X13254

A51
WIPER/WASHER
MODULE
X22
X10193
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
K108
HORN RELAY
(ALPINE)
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)



E26
LEFT FOG LIGHT
E27 *
RIGHT FOG LIGHT
X768
X769*
B1
RIGHT FRONT
SPEED SENSOR –
ABS
B2
LEFT FRONT
SPEED SENSOR –
ABS
B16
LEFT FRONT
BRAKE PAD
SENSOR*




COMPONENT LOCATION VIEWS









B10
VEHICLE SPEED
SENSOR
X143X383X713



* RH SIMILAR* RH SIMILAR




COMPONENT LOCATION VIEWS







M3
WIPER MOTOR
X13
Y1
ABS HYDRAULIC
UNIT

Y4
WATER VALVE
ASSEMBLY
X85
X333
X14








COMPONENT LOCATION VIEWS







M9
AUXILIARY FAN
MOTOR
B18
BRAKE FLUID
LEVEL SWITCH B6205
INTAKE AIR
TEMPERATURE
SENSOR
S123
ABS PEDAL TRAV-
EL SENSOR
X20
X69X111X1162
S63
ENGINE COOLANT
LEVEL SWITCH
X82
X112


318i
B6217
HOT FILM AIR
MASS METERX70
X6205X6217
M25
CRUISE CONTROL
ACTUATOR
(TEMPOMAT)