x165 BMW 318is 1998 E36 Electrical Troubleshooting Manual




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A WAVY LINE
MEANS WIRE IS
CONTINUED
ENTIRE COM-
PONENT SHOWN
COMPONENT WITH
SCREW TERMI-
NALS
CONNECTOR
ATTACHED TO
COMPONENT
PART OF COM-
PONENT SHOWN
.75 BR.5 BR
X270
4
.5 BR
.5 BR
3
.5 BR.5 BR
X270
4
.5 BR
.75 GN/WS CONNECTOR
ATTACHED TO
COMPONENT LEAD
(PIGTAIL)
COMPONENT CASE
ATTACHED
DIRECTLY TO
METAL PART OF
CAR (GROUNDED)WIRE INSULATION
IS ONE COLOR
PIN NUMBER
WIRE INSULATION
IS ONE COLOR
WITH ANOTHER
COLOR STRIPE
(GREEN WITH
WHITE)
WIRE ATTACHED
TO METAL PART
OF CAR
(GROUNDED)
GROUND NUMBERED FOR
REFERENCE ON COM-
PONENT LOCATION CHART
WIRE SIZE IN MM
SQUARED
BL BLUEWIRE COLOR
BR BROWN
GE YELLOW
GN GREEN
GR GRAY
OR ORANGE
RS PINK
RT RED
SW BLACK
VI VIOLET
WS WHITE
ONE POLE, TWO
POSITION SWITCH
SWITCHES THAT
MOVE TOGETHER
DASHED LINE SHOWS A
MECHANICAL CONNECTION
BETWEEN SWITCHES
TR TRANSPARENT
CONNECTOR REF-
ERENCE NUMBER
FOR COMPONENT
LOCATION CHART
TWO CONNEC-
TIONS (PINS) IN
THE SAME
CONNECTOR
DASHED LINE INDI-
CATES TERMINALS
OF THE SAME
CONNECTOR
12
X165
1212
SYMBOLS





6 .5 GN/WS730
28
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POWER DISTRIBUTION
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
26F43
5AF4415A
.75 VI/WS 1.5 VI/SWX223
8 X56
.5 VI
X1001832301
F45
7.5AF4615A
1.5 VI/WS 1.5 VI/GE
0670.2-05
K2
HORN RELAY
2 X33
15i
8 2.5 SW/GE50
2.5 GN15
4 RTX331
0670.2-02
4 RT
2.5 VIS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
X209
2 3
4 1
2.5 GN
2.5 VI
2.5 VI
2
10
3
R210
3210
3
RRR R
6133.0 X209
5
2.5 GN/SW
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) 3 X1659
1240.0
X10259
24 23
F42
7.5A
.5 VI/GN1.5 VI
RX10018
NOT USED
5126.0
6135.0
210
3

FUSE 31
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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F31
5A
X1067





X152725
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
Y4
WATER VALVE
ASSEMBLY.5 RT/GE .5 RT/GE
X107018
6213.2
X1622
A2w
INSTRUMENT
CLUSTER
6211.0
X5223
H10
CHIME MODULE
6213.2X851
N10
MULTI–FUNCTION
CLOCK
X100546 .75 RT/GE
.5 RT/GE .5 RT/GE .5 RT/GE.5 RT/GE
6581.2
6450.7X18160
X100182
6214.0A35
ON–BOARD
DISPLAY
X16595
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
1240.0 .5 RT/GE
5126.0
6135.0
X354
.5 GE1 RT/GE
6450.7
X10718
N4
ON–BOARD
COMPUTER
6581.2 .35 RT/GEX11551
N5
ANALOG CLOCK
6213.1 .5 RT/GE

S36y
DOUBLE
TEMPERATURE
SWITCH
X113792

0670.4 GROUND DISTRIBUTION
.5 BRX10261
3B9
INTERMEDIATE
PRESSURE
SWITCH
GROUND X165



X872
X7691
1 BR X109
1E27
RIGHT FOG LIGHT S64
WASHER FLUID
LEVEL SWITCH
M7
HEADLIGHT/FOG
LIGHT WASHER
PUMP
.5 BR 2.5 BR1 BR E12
RIGHT HIGH BEAM
LIGHT
E14
RIGHT LOW BEAM
LIGHT
S36
TEMPERATURE
SWITCH
.5 BR
4 BRX216
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0670.4-01 .5 BR
H4
RIGHT FRONT
TURN LIGHT X1231


E19
RIGHT PARK LIGHT
X1371
X100741
X10075
1
1 BR
E8
RIGHT HEADLIGHT
ENGINE
H1w
ANTI–THEFT HORN
(ALPINE)
X3721
1 BR
4–CYLINDER

E11
LEFT HIGH BEAM
LIGHT
X100711

GROUND DISTRIBUTION
X1321H2
LEFT HORN
GROUND X165


X1331
X7681
1 BR X112
1E26
LEFT FOG LIGHT S63
ENGINE COOLANT
LEVEL SWITCH
X821M9
AUXILIARY FAN
MOTOR
1 BR 2.5 BR1 BR
E13
LEFT LOW BEAM
LIGHTH3
RIGHT HORN
1 BR
4 BR
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0670.4-00
X165


X215
X100701
1 BR
4 BR
.5 BR
H7
LEFT FRONT TURN
LIGHT
E15
LEFT PARK LIGHT
X1281
E7
LEFT HEADLIGHT
.5 BR
X189014–CYLINDER
X102131.5 BR
M3

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

DATA LINK
TXD, PIN 20
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D100
DATA LINK
CONNECTOR
X600220
X6867
X2017
X183
N4
ON–BOARD
COMPUTER X1071A2w
INSTRUMENT
CLUSTER X16A115
AUTOMATIC
CLIMATE CONTROL
MODULE X1527TXDTXD
.35 WS/VI .35 WS/VI
.35 WS/VI .35 WS/VI.5 WS/VI.5 WS/VI
5
1226X10054
2
.35 WS/VI
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) .35 WS/VI
X16592
0670.5-02TXD (PARTIAL)
323i, 328i, M3
TXD

A7000
TRANSMISSION
CONTROL
MODULE (EGS)
43X7000
X6868323i, 328i, M3
3640 X1047




DATA LINK
DATA LINK CONNECTOR, PINS 1, 2, AND 4
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A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
20 X16
20 X20
1 X6002
D100
DATA LINK
CONNECTOR.5 SW
.5 SW.5 SW
X8500
.5 SWA8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8015
A6000
ENGINE CONTROL
MODULE (DME) X6000
.5 SW
.5 SW
TD
TD
6 X1527
.35 SWA115
AUTOMATIC
CLIMATE CONTROL
MODULE
11 X10054
.35 SW 3
41 X1171
A52
SLIP CONTROL
MODULE
(ABS/ASC)
.5 SW
TD
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) 12 X1659
.35 SW
8 X22
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
.35 SW
32 X10018
FUSE DETAILS
0670.3 F46
15A
P90
FRONT POWER
DISTRIBUTION BOX
8 X6031
4 X6002
.5 SW/VI/GE4
2
.5 WS/VI/GE
7
.35 SW/VI/GE
X19527
D110
OBD II
CONNECTOR
D100
DATA LINK
CONNECTOR
318is
X8103
.5 SW/VI/GE .5 WS/VI/GE
80 318is 323i, 328i, M3
TD TD TDTD

X7000
ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)

X16
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85X600086 3660 88 X6000
X6002
.5 WS/VI/GE
.35 SW
TDA6000
ENGINE CONTROL
MODULE (DME)
.35 GE
8586 X8500
18 17
.5 GN/BL D100
DATA LINK
CONNECTOR
20A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
.5 SW
20 X20
.5 SW .5 SW
X8015
31
31 .5 SW
X1527
X10054
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
6
.35 SW
.35 SW11
X1047
31 TXD 2




X60021
60X850088
D100
DATA LINK
CONNECTORA8500
TRANSMISSION
CONTROL MODULE
(EGS)
3
X6860
.5 GN/BL .5 WS/VI/GE
X22
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
8
.35 SW
X1659
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
12
.35 SW
X1171
A52
SLIP CONTROL
MODULE
(ABS/ASC)
41
.5 SW
.5 GN/BL
R
.5 SW
.5 WS/VI/GE
PGSP
CAN LOWCAN HIGHX6869
X7000
A8500
TRANSMISSION
CONTROL MODULE
(EGS)A7000
TRANSMISSION
CONTROL
MODULE (EGS)
A7000
TRANSMISSION
CONTROL
MODULE (EGS)

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)

.5 VI/GR
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A2w
INSTRUMENT
CLUSTER
1) FUEL
CONSUMPTION
X16
21
7
9 24
82
3
.35 WS/SW .5 WS/SW
.5 WS/SWX228INSTRUMENT
CLUSTER
6211.0
18
.5 GN
TI
5
A52
SLIP CONTROL
MODULE
(ABS/ASC)

31A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION X6000
19
8 X10054
.5 VI/GR
6 X20
10 X1527
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
.5 WS/RT/GE 4 X1659
.5 WS/SW




1A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)

.35 GN
81
X69
7
X1171
25X6000
45
5
26 .5 WS/GR/GE
80
6
4
.5 WS/GN .5 WS/GR
.5 WS/RT/GE .5 WS/GR/GE .5 WS/GN .5 WS/GR.35 VI/GR
15
9
15 .5 BR/RT
.5 WS/GR/GE
X20
15
1
3131
,. #.
56
GROUND
DISTRIBUTION
0670.4
X102732
521
.5 GR/VIX2152
X14
.5 GR/VI
P97
AUXILIARY FUSE
BOX
F50
5A
1X10273
2X14
3
.5 GR/VI
1 X13172
1 RT/WS/GE
2X13172Y198
EXHAUST GAS
FLAP VALVE
1210.17-10 1210.17-04
1 RT/WS/GE
1 RT/WS/GE
1 RT/WS/GE
.5 RT/WS/GE
31