window BMW 328i 1998 E36 Electrical Troubleshooting Manual

X1780
2





4 X1780
REAR WINDOW DEFOGGER/ANTENNA $%%


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P90
FRONT POWER
DISTRIBUTION BOX
K128
SPATIAL SOUND
RELAY
.35 VI/GE
26 X10018
6
X10266
F435A

FUSE DETAILS
0670.3
2 X100924 6
A96
CONVERTIBLE TOP
CONTROL MODULE
8 X13159
.35 BR/GE
X1783
X1314332
X13006
1 X13143
X131421
2 X13142
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4M105
REAR WINDOW
BLOWER
S196
REAR WINDOW
BLOWER MICRO
SWITCH
1) CONVERTIBLE
TOP RAISED
UP
2) CONVERTIBLE
TOP DOWN
2.5 RT/SW
.5 GN/SW
21
X10092
A18
HIFI AMPLIFIER
6424.0-01
2.5 SW
.35 BR/GE.35 BR/GEK99
REAR WINDOW
BLOWER RELAY
CONVERTIBLE
2




REAR WINDOW DEFOGGER/ANTENNA

REAR WINDOW ANTENNA
 $%%


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N9
RADIO
N8
ANTENNA
AMPLIFIER AM/FM
C900
SUPPRESSION
FILTER
GROUND
DISTRIBUTION
0670.4 HZG+ HZG+ FMAM
1
X13004FOUR–DOOR
X13006TWO–DOOR E10
REAR DEFOGGER/
ANTENNA
X380

REAR WINDOW DEFOGGER/ANTENNA

3–ANTENNA–DIVERSITY
 $%%


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E10
REAR DEFOGGER/
ANTENNA N9
RADIO
N404
DIVERSITY
VERTICAL
ANTENNA
C900
SUPPRESSION
FILTER
GROUND
DISTRIBUTION
0670.4
N8
ANTENNA
AMPLIFIER AM/FM
HF ZF
HF
FM
FM/AM
FM/HZG (+)
HZG (+)
HZG(–)
FM/HZG(–)
X380
1
X13006
X13004FOUR–DOOR
TWO–DOOR

 


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Pin Assignments
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E = Input, A = Output, M = Ground
X1527
Pin Type Description/Function Connection
1
EOutside temperatureOutside temperature sensor
2EEvaporator temperatureEvaporator temperature sensor
3EHeater temperature, leftLeft heat exchanger temperature sensor
4EHeater temperature, rightRight heat exchanger temperature sensor
5EVehicle speed signal (Speedometer output
signal)Instrument cluster
6ERPM speed signal TDEngine control module (DME)
7EIllumination inputIllumination
8AOutput signalOn-board computer
9ETerminal 50Starter
10ARPM speed increaseEngine control module (DME)
11AA/C compressor activationPressure switch
12ARear window signalRear window
13AWater valve activation, rightRight water valve
14AFresh air flap motor activationFresh air flap motor
15AFresh air flap motor activationFresh air flap motor
16AFresh air flap motor activationFresh air flap motor
17AFresh air flap motor activationFresh air flap motor
18AWater valve activation, leftLeft water valve
19AA/C fan activationA/C fan final stage
20EIndependent ventilationRelay box
21MGroundControl panel
22MGroundMixing actuator
23MGroundControl panel
24ETerminal 15Fuse
25ETerminal 30Fuse
26E/ADiagnostic data linkData link connector

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INTEGRATED CLIMATE REGULATION (IHKA E36)
A115
AUTOMATIC
CLIMATE CONTROL
MODULE 1 X85
Y4
WATER VALVE
ASSEMBLY
1) LEFT VALVE
2) RIGHT VALVE
X853
.5 GE/BR
3
.5 GE/BR
X100182
FUSE DETAILS
0670.3
13
P90
FRONT POWER
DISTRIBUTION BOX
2
.5 GE/VI
X10054
7
.5 GE/VI
18
1
4 X35
.5 GE
12 720
X152726
7X100542
.35 WS/VI 12
.35 SW/WS/GE
.35 BR/GE
5
.5 GR/RT
LIGHT SWITCH
DETAILS
6300.0
REAR WINDOW
DEFOGGER/
ANTENNA
6424.0
.5 BL/SW
.5 GR/RT
F315A
2
3131
8
11
PARK VENTILATION
WITH IHKA E36
6412.20DATA LINK
0670.5
.5 SW/WS/GE .5 GN .35 WS/VI
X35
TXD .35 GN/BR

X1780





4 X17802
TOP HIFI
RADIO/HIFI/TOP HIFI $%%


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P90
FRONT POWER
DISTRIBUTION BOX F43
5A

K128
SPATIAL SOUND
RELAY
.35 VI/GE
26 X10018
6
X10266
FUSE DETAILS
0670.3
1 X13142
K99
REAR WINDOW
BLOWER RELAY 6
A96
CONVERTIBLE TOP
CONTROL MODULE
8 X13159X1783
.35 BR/GE
X1314332
X13006
1 X131432 X13142
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4M105
REAR WINDOW
BLOWER S196
REAR WINDOW
BLOWER MICRO
SWITCH
1) CONVERTIBLE
TOP RAISED
UP
2) CONVERTIBLE
TOP DOWN
.5 GN/SW
21
X10092
CONVERTIBLE
A18
HIFI AMPLIFIER
X1226
K13
REAR DEFOGGER
RELAY
2.35 BR/GEREAR WINDOW
DEFOGGER/AN-
TENNA
6424.0 2.5 SW
2.5 SW
2 X10092
4
.35 BR/GE 2.5 RT/SW2.5 SW




COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION
B6240 KNOCK SENSOR . . . . . . . . . . . . . . . . . . . . . . . top front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2

B6256
DUAL TEMPERATURE SENSOR
(COOLANT TEMPERATURE) . . . . . . . . . .
RH front of engine below intake manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11-1



B9508
PRESSURE SWITCH . . . . . . . . . . . . . . . . . . . .
front RH side of engine compartment near RH headlight assembly . . . . . . . . . . . . . .
09-3

B62001

OXYGEN SENSOR (IN FRONT OF
CATALYTIC CONVERTER) . . . . . . . . . . . . .

on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

37-1



B62002

OXYGEN SENSOR (BEHIND CATALYTIC
CONVERTER) . . . . . . . . . . . . . . . . . . . . . . . .

on catalytic converter (318is) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

37-2



B62101

OXYGEN SENSOR I (IN FRONT OF
CATALYTIC CONVERTER) . . . . . . . . . . . . .

on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

38-2



B62102
OXYGEN SENSOR I (BEHIND CATALYTIC
CONVERTER) . . . . . . . . . . . . . . . . . . . . . . . .
on catalytic converter





B62201
OXYGEN SENSOR II (IN FRONT OF
CATALYTIC CONVERTER) . . . . . . . . . . . . .
on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

38-2



B62202
OXYGEN SENSOR II (BEHIND CATALYTIC
CONVERTER) . . . . . . . . . . . . . . . . . . . . . . . .
on catalytic converter





C101 .
CONTACT RING . . . . . . . . . . . . . . . . . . . . . . . .
top of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24-2

C900 . SUPPRESSION FILTER . . . . . . . . . . . . . . . . . in upper RH C–pillar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33-2
D100 . DATA LINK CONNECTOR . . . . . . . . . . . . . . . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05-1
E10 . . REAR DEFOGGER/ANTENNA . . . . . . . . . . . in rear window
E11 . . . LEFT HIGH BEAM LIGHT . . . . . . . . . . . . . . . . near LH headlight assembly

E12 . .
RIGHT HIGH BEAM LIGHT . . . . . . . . . . . . . .
near RH headlight assembly



E13 . . LEFT LOW BEAM LIGHT . . . . . . . . . . . . . . . . near LH headlight assembly
E14 . . RIGHT LOW BEAM LIGHT . . . . . . . . . . . . . . . near RH headlight assembly




COMPONENT LOCATION CHART
;







 $%%%%&
COMP.8500.0 7100.0LOCATION DESCRIPTION
H31 . . RIGHT BRAKE LIGHT . . . . . . . . . . . . . . . . . . . RIGHT LUGGAGE COMPARTMENT LIGHT ASSEMBLY

H34 . .
HIGH LEVEL STOP LIGHT . . . . . . . . . . . . . . .
at back of rear window shelf



H34z HIGH LEVEL STOP LIGHT/REAR SPOILER in rear spoiler
H37 . . LEFT TAIL LIGHT . . . . . . . . . . . . . . . . . . . . . . . RIGHT LUGGAGE COMPARTMENT LIGHT ASSEMBLY
H42 . . LEFT MID–HIGH RANGE SPEAKER . . . . . . in upper LH front door
H43 . . RIGHT MID–HIGH RANGE SPEAKER . . . . . in upper RH front door

H45 . .
RIGHT REAR SPEAKER . . . . . . . . . . . . . . . . .
under rear window shelf



H46 . . LEFT REAR SPEAKER . . . . . . . . . . . . . . . . . . under rear window shelf
H50 . . RIGHT FRONT HIGH RANGE SPEAKER . . in upper RH front door
H51 . . RIGHT FRONT LOW RANGE SPEAKER . . in lower RH A–pillar
H52 . . RIGHT REAR LOW RANGE SPEAKER . . . . under rear window shelf

H53 . .

RIGHT REAR HIGH RANGE SPEAKER . . .

under rear window shelf




H54 . . RIGHT FRONT MIDRANGE SPEAKER . . . . in upper RH front door
H55 . . LEFT FRONT MIDRANGE SPEAKER . . . . . in upper LH front door
H56 . . LEFT REAR HIGH RANGE SPEAKER . . . . . under rear window shelf

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

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




COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION
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
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 (318is) . . . . . . . . . . . 19-3

K128
SPATIAL SOUND RELAY . . . . . . . . . . . . . . . .
footwell, driver’s side behind trim panel



K450 PARK VENTILATION RELAY . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-2
K6300 ENGINE CONTROL MODULE RELAY . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3
K6301 CYL. 1–6 FUEL PUMP RELAY . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Front Power Distribution Box . . . . . . . . . . . . 19-1

K6304

SECONDARY AIR PUMP RELAY . . . . . . . . .

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

19-3


K6326 UNLOADER RELAY, TERMINAL 15 . . . . . . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39-1




COMPONENT LOCATION CHART
;






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COMP.8500.0 7100.0LOCATION DESCRIPTION
M2 . . . FUEL PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . below RH side of rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-2

M3 . . .
WIPER MOTOR . . . . . . . . . . . . . . . . . . . . . . . .
rear of engine compartment below center of cowl . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16-1

M4 . . . WASHER PUMP . . . . . . . . . . . . . . . . . . . . . . . . front RH side of engine compartment on washer fluid reservoir . . . . . . . . . . . . . . . . . 10-1
M7 . . . HEADLIGHT/FOG LIGHT WASHER PUMP . front RH side of engine compartment on washer fluid reservoir . . . . . . . . . . . . . . . . . 10-2
M9 . . . AUXILIARY FAN MOTOR . . . . . . . . . . . . . . . . behind front grille behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-1
M12 . . DRIVER’S DOOR LOCK MOTOR . . . . . . . . . in upper LH front door behind trim panel

M13 . .
PASSENGER’S DOOR LOCK MOTOR . . . .
in upper RH front door behind trim panel



M14 . . RIGHT REAR DOOR LOCK MOTOR . . . . . . in upper RH rear door behind trim panel
M15 . . LEFT REAR DOOR LOCK MOTOR . . . . . . . in upper LH rear door behind trim panel
M16 . . GAS FILLER LOCK MOTOR . . . . . . . . . . . . . in RH rear side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-3

M17 . .
LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear side of luggage compartment in lift gate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

34-2


M20 . . LEFT REAR WINDOW MOTOR . . . . . . . . . . . in lower LH rear door behind trim panel

M21 . .

DRIVER’S WINDOW MOTOR . . . . . . . . . . . .

LH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31-3


M22 . . RIGHT REAR WINDOW MOTOR . . . . . . . . . in lower RH rear door behind door panel
M23 . . PASSENGER’S WINDOW MOTOR . . . . . . . . RH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32-1


M25 . .

CRUISE CONTROL ACTUATOR
(TEMPOMAT) . . . . . . . . . . . . . . . . . . . . . . . .
front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

18-2


M30 . . BLOWER MOTOR . . . . . . . . . . . . . . . . . . . . . . rear of engine compartment behind RH fresh air cowl . . . . . . . . . . . . . . . . . . . . . . . . . 15-2

M35 . .
DEFROSTER FLAP MOTOR . . . . . . . . . . . . .
RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29-2

M36 . .

FRESH AIR FLAP MOTOR . . . . . . . . . . . . . . .

below LH side of dash RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29-3


M40 . . RECIRCULATION FLAP MOTOR . . . . . . . . . below LH side of dash RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-2