x173 BMW 318is 1998 E36 Electrical Troubleshooting Manual

323i, 328i, M3


GROUND X173
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GROUND DISTRIBUTION



.5 BRX517
4N3
DIMMER
X10024X5221H10
CHIME MODULE
0670.4-04
X784S30
BRAKE LIGHT
SWITCH
.5 BR
4 BR.5 BR
X634K9
UNLOADER RELAY,
TERMINAL 15
.5 BR
H8
RIGHT FRONT
AUXILIARY TURN
LIGHT X390
1
.5 BR
X1721A2w
INSTRUMENT
CLUSTER
.35 BR

X1061E52
RIGHT WASHER
JET HEATER

GROUND DISTRIBUTION
GROUND X173
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X1112B18
BRAKE FLUID
LEVEL SWITCH
X2857
X1051E51
LEFT WASHER JET
HEATER
X10007
K48
LOW BEAM LIGHT
RELAY
4 BR
A64
WIPER/WASHER
MODULE (LOW II)1


M3
WIPER MOTOR
X333

X454 .75 BR2.5 BR .35 BR 2.5 BR
.35 BR4K46
HIGH BEAM LIGHT
RELAY
.35 BRX648K16
HAZARD FLASHER
RELAY
.75 BR
.75 BR
0670.4-04
H9
LEFT FRONT
AUXILIARY TURN
LIGHT X389
1
.5 BR
X444K47
FRONT FOG LIGHT
RELAY
.5 BR
X584K4
BLOWER RELAY
.5 BR
S235
STARTER
IMMOBILIZATION
SWITCH
.35 BR1 X18994
X10262
K46z
DAY LIGHT RELAY
MODULE

GROUND DISTRIBUTION
GROUNDS X173 AND X494
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.75 BR/VI
.5 BR X503
7S8
LIGHT SWITCH
.35 BRA836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
X295
S5
WIPER/WASHER
SWITCH
X10008
.5 BRX17
3A2w
INSTRUMENT
CLUSTER
0670.4-03
4 BR X16597
1
0670.4-02
4 BR 4 BR
X173





X321S4
HORN SWITCH
X3312
S2
IGNITION SWITCH
.75 BR.35 BR
.75 BR.5 BR
.75 BR
X494X6514S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH
X6584S64
WASHER FLUID
LEVEL SWITCH
D110
OBD II
CONNECTOR4
X19527.5 BRS7
COMBINATION
SWITCH
.5 BR
.5 BR
E96
GEAR SHIFT
LEVER INDICATOR
X1439
1
.35 BR
WIPER/WASHER
(LOW)S7
COMBINATION
SWITCH
.5 BR

X1186
5 X209S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
X209
4

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1240.0 START
.5 BR/SWX10017
16
5 X511
0P90
FRONT POWER
DISTRIBUTION BOX POWER
DISTRIBUTION
0670.2
30
X331 4 RT
4 RT
L2S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
X511
7
X191
.5 BR/SW
2.5 SW/GE
8 X33
P90
FRONT POWER
DISTRIBUTION BOX
2.5 GN/SWFUSE DETAILS
0670.3
" / 
 
 
 
 +
 /
 "
 
X2
10 RT
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
2
10
31
WITHOUT EGSF28
5A
50
POWER
DISTRIBUTION
0670.2
10 RT
X0
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4
F457.5A
X1001830
3S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH
PEDAL FULLY
DEPRESSED
12
X18994
2
WITH EGS 1
X173
GROUND
DISTRIBUTION
0670.4
.35 BR/SWFUSE DETAILS
0670.3
X18994
EGS A4S 270R
EGS A5S 310Z

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18 X20
1X16597
GROUND
DISTRIBUTION
0670.4
X173
X16599 35
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
2.5 SW/GE
2.5 SW/GE 2.5 GN/SW
X6810323i, 328i, M3
1240.0-02 2.5 SW/GEFUSE DETAILS
0670.3
F315A
X100182P90
FRONT POWER
DISTRIBUTION BOX




SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH
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ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
15
5V (15)
15
25
48 234 6 X8500
25X16
5A2w
INSTRUMENT
CLUSTER
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
GROUND
DISTRIBUTION
0670.4 .5 GR/BR
.5 GR/BR
.5 BR/VI .5 VI
AUSF
16 15
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X6912
X850010.5 BL/RT .75 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
RN4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK
X10701
.35 BR/GR
X10090
X783
S30
BRAKE LIGHT SWITCH
3) BRAKE PEDAL
DEPRESSED (TEST)
4) BRAKE PEDAL
RELEASED (NORMAL) .35 BR/GR
X784
GROUND
DISTRIBUTION
0670.4
2 1 X1178
.5 BR/VI .5 VI
.35 BR/GR
Y19
SHIFT–LOCK
FUSE DETAILS
0670.3
4 3
–31
X173
X781
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
X782
1 2
88 .5 WS/VI
TXD
87 .5 WS/GE
RXD
DATA LINK
0670.5
GROUND
DISTRIBUTION
0670.4 .5 BR/GR
2460.2-01
318is
60 .75 WS/GN
28
GROUND
DISTRIBUTION
0670.4
X6454
A35
ON–BOARD
DISPLAY
11
///
18
X8507
1X69
17
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED .75 GR/GE
1.5 SW
1 2




SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH
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ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
15
5V (15)
15
25
48 2
18X8500
X85071X69
17 25X16
5A2w
INSTRUMENT
CLUSTER
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED .5 GR/BR
.5 GR/BR
.5 BR/VI .5 VI .75 GR/GE
1.5 SWAUSF
16 15
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X6912
X850010.5 BL/RT .75 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
RN4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK
X10701
.35 BR/GR
X10090
X783
S30
BRAKE LIGHT SWITCH
3) BRAKE PEDAL
DEPRESSED (TEST)
4) BRAKE PEDAL
RELEASED (NORMAL) .35 BR/GR
X784
GROUND
DISTRIBUTION
0670.4
2 1 X1178
.5 BR/VI .5 VI
.35 BR/GR
Y19
SHIFT–LOCK
FUSE DETAILS
0670.3
4 31 2
–31
X173
X781
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
X782
1 2
88 .5 WS/VI
TXD
87 .5 WS/GE
RXD
DATA LINK
0670.5
.5 BR/GR
2460.2-01
323i, 328i
60 .75 WS/GN
A35
ON–BOARD
DISPLAY
11
/
34 28
GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4
X6454
/

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ELECTRONIC TRANSMISSION CONTROL (EGS A5S 310Z)
28 X700034A7000
TRANSMISSION
CONTROL MODULE
(EGS)
GROUND
DISTRIBUTION
0670.4
X6454
.35 SWA6000
ENGINE CONTROL
MODULE (DME)
85X6000
60
60 X7000
X6860
.5 GN/BL
.5 GN/BL 85.35 GE
86 86
57
.5 GE/BR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 7
18
X6002D100
DATA LINK
CONNECTOR
X22
14 X69
.35 GE/BR
P90
FRONT POWER
DISTRIBUTION BOX
X1001832
.75 BL/RT
X181
10.5 BL/RT
12
1.5 BL/RT
X782
1 X78
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED F46
15A
BRAKE LIGHTS
6325.0 FUSE DETAILS
0670.3CANCA–L CANCA–H
1.5 BR 1.5 BR/OR
1 2
15
3131
X69
.5 GN/BL
48
.5 BR/GR
11
.35 BR/GR
R
S30
BRAKE LIGHT
SWITCH
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL)
1
3 X78
.35 BR/GR
4 3
GROUND
DISTRIBUTION
0670.4
X10090
.35 BR/GR
X784
X173
X1070
N4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK
A35
ON–BOARD
DISPLAY

X1161
2
X1165
X11393

SLIP CONTROL (ABS/ASC) $%%


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K125
ABS PUMP MOTOR
RELAY, TIMED
21


3450.1-01
.5 RT/BL/GE
32X10018
1 X78
.5 GR/SW/GE
X181
1.5 BL/RT
2X1001720X1001514X1001716X10018
11
2 X78
685X54
692
429 X54
48 X11393
23 X16
32
BRAKE LIGHTS
6325.0
X1164
.5 BR/SW
351333
X1171
2.5 RT/BL/GE
.5 GN/BL/GE
.75 BL/RT.5 GN/BL/GE
A52
SLIP CONTROL
MODULE
(ABS/ASC) S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
2.5 RT/BL/GE
X195
.5 GR/SW/GE
.5 BR/GR 2.5 RT/GN/GE
.5 GR/SW/GE
X1166
K10
ABS RELAYA2w
INSTRUMENT
CLUSTERP90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4FUSE DETAILS
0670.3
2.5 RT/BL/GEGROUND
DISTRIBUTION
0670.4
F4615AF215AF1030AF275AF3830A
.5 BL/BR12 X17
X10100.5 BL/BR3450.1-01
V7
ASC DIODE
.5 RT/BL/GE 2.5 RT/BL/GE
21 X10099
1 X10098
.5 BL/BR
FUSE DETAILS
0670.3 FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
2.5 RT/BL/GE
323i, 328i, M3
16
2.5 RT/BL/GE
S29
BRAKE LIGHT
SWITCH
1) NORMAL
STATE
2) BRAKE PEDAL
DEPRESSEDX116
X173
21GROUND
DISTRIBUTION
0670.4
31
WITH EGS

80
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F315A
2
10
3
30
X173
F285A
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2ELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4
1
2
FUSE DETAILS
0670.3
X5115 16
X511
7
X191
.35 BR/
SW
.5 BR/SW
9
GROUND
DISTRIBUTION
0670.4P90
FRONT POWER
DISTRIBUTION BOX
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
15 5
7.35 SW/GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START3
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659
8
.5 SW/GN 2.5 GN/SW X1071
1X209
4
8 X33
2.5 SW/GE
1 X1659
2.5 SW/GE
18 X20
4
.35 GN
7
.5 SW/VI
18 X6000
A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION2.5 SW/GE N4
ON–BOARD
COMPUTER
318is L2
TD 12
.35 SW
.5 SW
36 318is
X1047
X8015INSTRUMENT
CLUSTER
6211.0
20 X20.5 SW
.5 SW
START
1240.0 10 .5 GN
X10017
F457.5A
30 X10018
X189943
X18994
2S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH
PEDAL FULLY
DEPRESSED 112
GROUND
DISTRIBUTION
0670.47
WITHOUT EGSWITH EGS .5 BR/SW FUSE DETAILS
0670.3
FUSE DETAILS
0670.3
1 0