1998 BMW M3 Electrical Troubleshooting Manual





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

2.5 GN
X1001612
.5 GN/BL/GE

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POWER DISTRIBUTION
2P90
FRONT POWER
DISTRIBUTION
BOX F21
5A
FUSE DETAILS
0670.3
6F23
5A
8 1 X1002612 F24
10AF2610A
14 X1001716 15 X10017
11 X10016
F275AF285AF165A
.5 GN/BL .75 GN/SW 1.5 GN/WS .5 GN/VI .5 GN/GR .5 GN/VI2.5 GN .5 GN .5 GN X203
4
.5 GN/GEF22
5A
10
.5 GN/RTF25
5A
5 X17
A2w
INSTRUMENT
CLUSTER .5 GN8 X58K4
BLOWER RELAY .35 GN 2.5 GN
0670.2-04
86 15U
X2021
2.5 GN
15 15 15 15 1515 15 15 15 6410.5 1230.0
6211.0
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER M52)
1210.17ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20
6450.7
1 X1405V6
UNCOUPLING
DIODE
.35 GN





.75 RT/GN2.5 RT/GN
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POWER DISTRIBUTION
1 X10030P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
4 RT
14F7
5A
X1001816 1 X10034
F3830A 6 RT
16
1 RT/GR/GEF8
15A
18
2.5 RT/WSF9
20A
X1001520
2.5 RT/BLF10
30A
2
.5 RT/GEF31
5A
4
2.5 RT/SW/WSF32
30A
6
1 RT/WSF33
10A
8
1.5 RT/SW/GEF34
15A
10
2.5 RT/GN/GEF35
25A
12
2.5 RT/BL/GEF36
30A
14
1 RT/GNF37
10A
1 RT/BL
30 30 30 30 30 30 30 30 30 30 30 30
CDN
0670.2-020670.2-02




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POWER DISTRIBUTION
2.5 RT/VIX9
P90
FRONT POWER
DISTRIBUTION BOX
0670.2-010670.2-00
P90
FRONT POWER
DISTRIBUTION BOX 1X10016
X100162
2.5 RT/BL
F1
30A
FUSE DETAILS
0670.3
2.5 RT/BL
7
8
2.5 RT
F1
4
30A
2.5 RT/GN
17
18
2.5 RT
F1
9
30A
X10015
X10015




FUSES 1, 2, 3, 4, AND 5
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0670.3 FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F1
30A
A51
WIPER/WASHER
MODULE 14 X285
15
1 X272
2
F25A
4F330A
6
K9
UNLOADER RELAY,
TERMINAL 15 6 X63
F415A
8F530A
22 X14
2 X279
10 X10015
5 X604A56
TILT/SLIDE SUN-
ROOF CONTROL
ASSEMBLYS56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH 2.5 RT/VI
2.5 RT/VI2.5 RT/BR/GE 1.5 RT/VI 2.5 RT/SW
2.5 RT/SW
2.5 RT/SW/GE
5410.16160.1 5203.0 5200.0
2 X14
Y199
CARBON
CANISTER VALVE 1 RT/WS/GE
1210.20
1 RT/WS/GE
2 X13170
318is
6167.1




FUSES 6 AND 7
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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
K13
REAR DEFOGGER
RELAY 6 X292
F630A
12
2.5 RT/BR
6424.0
F75A
14 X10015
13 X13
X1234
S47
DRIVER’S DOOR
LOCK SWITCH .5 RT/GN
M12
DRIVER’S DOOR
LOCK MOTOR 6 X660
.5 RT/GN
M13
PASSENGER’S
DOOR LOCK
MOTOR 6 X641
.5 RT/GN
M17
LUGGAGE
COMPARTMENT
LOCK MOTOR 3 X311.35 RT/GNS302
CENTRAL LOCKING
SWITCH 4 X1292
.35 RT/GN
2 X747
1112 X25712 .35 RT/GN .35 RT/GN .35 RT/GN.75 RT/GN
.75 RT/GN
5126.0
5126.05126.05126.05126.0
30
11 X256
.5 RT/GN
2 X742
S49
PASSENGER’S
DOOR LOCK
SWITCH
5126.0 .35 RT/GN
A96
CONVERTIBLE TOP
CONTROL MODULE 26 X13159
.5 RT/GN
S213
LUGGAGE
COMPARTMENT
LID MICRO SWITCH 3 X10225
5430.1
K117
LUGGAGE
COMPARTMENT
LID RELAY 2 X10226
5126.0
M43
CONVERTIBLE TOP
STORAGE LID
LOCK MOTOR 3 X10223
5430.1
.5 RT/GN
1.5 RT/GN
5430.1.75 RT/GN
MECHANICAL
CONVERTIBLE TOP




FUSES 8 AND 9
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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
K2
HORN RELAY 6 X56
F815A
16
6133.0
F920A
18 X10015
N9
RADIO 9 X18126
1.5 RT/WS 2.5 RT/WS
30
A18
HIFI AMPLIFIER 1 X605
6510.1
X19513
1.5 RT/WS
2.5 RT/WS
6510.1 1 RT/GR/GE
N9
RADIO
6510.04 X322
2.5 RT/WS
9 X18126
1.5 RT/WSSTEREO,
6–SPEAKER
SYSTEMHIFI, TOP HIFI
4 X322
2.5 RT/WS




FUSES 10, 11, AND 12
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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F11
7.5A F1030AF127.5A
56b 56b
8
2
K10
ABS RELAY 2 X54
20
1 GE/GR
2.5 RT/BL
6312.0
1 GE/GN
A4
CHECK CONTROL
MODULE 15 X1074
4
1 GE/RT 1 GE/BLX10015
6350.0
2 X100702 X10075
6312.0
6312.0 WITH CCM WITHOUT CCM WITH CCM WITHOUT CCM
E13
LEFT LOW BEAM
LIGHTE14
RIGHT LOW BEAM
LIGHT
6581.2
X10016
A52
SLIP CONTROL
MODULE
(ABS/ASC) 51 X1171
3450.1
2.5 RT/BL
2.5 RT/BL
X10055
3450.1
K125
ABS PUMP MOTOR
RELAY, TIMED 8 X11393
2.5 RT/BL
3450.12.5 RT/BL
A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT 25 X11394
3450.0
2.5 RT/BL
318is
WITH ASC 323i, 328i, M3
WITH ASC WITH ABS