Page 76 of 357
.5 BR
.5 BR
GROUND DISTRIBUTION
GROUND X18170
.5 BR
X400
X1608
.5 BR
1.5 BR 1.5 BR
.5 BR1E58
PASSENGER’S
SEAT HEATER
S6
ASC SWITCH S4
HORN SWITCH
8
X321
X2227
2
X1617
.75 BR
S76
REAR WINDOW DE-
FOGGER SWITCH
X7403E59
PASSENGER’S
SEATBACK HEATER
.5 BR
X898
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
X18051
.5 BR.75 BR 2 TELEPHONE
CONNECTOR
X7333E56
DRIVER’S SEAT-
BACK HEATER1E57
DRIVER’S SEAT
HEATER
4
.5 BR
X1226
1 BR.5 BR
X10013
M VERSIONS
.5 BR
.5 BR
1.5 BR.5 BRX532
2
H10
CHIME MODULE
2
X5221
X1213
1
X13047
.5 BR
S8
LIGHT SWITCH
X5163S18
HAZARD SWITCH X18333
E29
FRONT CIGAR
LIGHTER LIGHT
E25
FRONT ASHTRAY
LIGHT
.5 BR
X130451S143
CONVERTIBLE TOP
ACTUATING
SWITCH
.5 BR
2X1098
.5 BR
S7
COMBINATION
SWITCH
.5 BR
X14391
E96
GEAR SHIFT LE-
VER INDICATOR
.5 BRX8981S76
REAR WINDOW DE-
FOGGER SWITCH
.5 BR
COUPEROADSTER
Page 188 of 357
.5 GR/SW
HIGH
6160.1 WIPER/WASHER MODULE (WWM)
A51
WIPER/WASHER
MODULE
P90
FRONT POWER
DISTRIBUTION BOX
5
31 2 X188
INSTRUMENT
CLUSTER
6211.0
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT .5 SW/WS
.5 SW/WS
2 X17
5 X503
FUSE DETAILS
0670.3
4LIGHT SWITCH
DETAILS
6300.0 X196
X5038
X285
S8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS
ON
2) HEADLIGHTS
ON
1 GR/SW
X1001814
14
FUSE DETAILS
0670.3X100156
6
FUSE DETAILS
0670.312
M3
WIPER MOTOR
1) WIPER IN PARK
2) WIPER NOT IN
PARK
2 X333
2 1
34
1 X333
32
.5 BR/GN/GE 2.5 SW/RT/GE 2.5 SW/WS/GE
GROUND
DISTRIBUTION
0670.4
X9633
1
M7
HEADLIGHT/FOG
LIGHT WASHER
PUMP
X1232
15
2.5 SW/BR
1 X123
GROUND
DISTRIBUTION
0670.4
X165
7X285
GROUND
DISTRIBUTION
0670.4
X9633
F330AF36
30AF37
10A
2.5 SW
WITH HEADLIGHT
WASHER WITHOUT HEAD-
LIGHT WASHER
0
21
X13004Z3 VERSIONS M VERSIONS
Page 191 of 357
6167.1 HEADLIGHT WASHER (SRA)
P90
FRONT POWER
DISTRIBUTION BOX
7 X28515
A51
WIPER/WASHER
MODULE
X1232
X123
1M7
HEADLIGHT/FOG
LIGHT WASHER
PUMP
X165
14
2.5 SW/BR
GROUND
DISTRIBUTION
0670.4 FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X9633
X100156F3
30A
6FUSE DETAILS
0670.3
12F3
6
30A
X2858FUSE DETAILS
0670.3
X1001828F44
15A
Z3 VERSIONS X13004M VERSIONS
Page 195 of 357

Pin Assignments
E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETrailer turn signal indicator controlHazard flasher relay (Z3 Versions)
2AVehicle speed signalVarious control modules
3MGround supply, terminal 31 for indicator and
warning lampsGround point
4EVoltage supply, terminal 15 for instrument
cluster electronicsFront power distribution box, fuse 23
5EVoltage supply, terminal 15 for battery
charge indicatorIgnition switch, terminal 15 (M Versions)
6EGround supply, terminal 61 for battery
charge indicatorGenerator
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
(Z3 Versions)
9ASound tone signalChime module
10not used
11ESlip control system warning lamp (ABS)
controlSlip control module (ABS/ASC)
(M Versions)
12EASC signalASC control module (M Versions)
13ATI-measurement signal (fuel consumption)Engine control module (DME) (M Versions)
14ESeat belt warning lamp controlDriver’s seat belt switch
15ESIA reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distribution box, fuse 46
17ACoolant temperature sensor (–)Coolant temperature sensor (M Versions)
18ECoolant temperature sensor (+)Coolant temperature sensor (M Versions)
19EOil pressure warning lamp controlOil pressure switch (M Versions)
Engine control module (Z3 Versions)
20Not used
21MGround (ASC)Ground point (M Versions)
21EABS warning lamp (ABS)Slip control module (ABS/ASC)
(Z3 Versions)
22EIgnition key warning/audible ignition key
warningIgnition switch
Page 198 of 357
INDICATORS
INSTRUMENT CLUSTER
3
GROUND
DISTRIBUTION
0670.4A2w
INSTRUMENT
CLUSTER
HEADLIGHTS/FOG
LIGHTS
6312.0TURN/HAZARD
LIGHTS
6313.0LIGHT SWITCH
DETAILS
6300.0
.35 WS.5 BL/GN
4
.5 BL/BR
X163
.5 GR/RT
X162
19 X16
2 X713
2X118
1X118
1 X713
.5 GE
B16
LEFT FRONT
BRAKE PAD
SENSOR
.5 GE
B17
RIGHT REAR
BRAKE PAD
SENSOR
31
S58
DRIVER’S SEAT
BELT SWITCH
1) BELT UN-
BUCKLED
2) BELT BUCKLED 2 X778
14
1 X778
14 X10017
23
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
.5 BL/VI/GE
F275A
21 1
1515
4521
12 X33
22
.5 BL/SW
11 X33
.75 BL/SW
.75 BR
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
ANTI–THEFT
SYSTEM (ALPINE)
6575.2
S2
IGNITION SWITCH
4) OPEN
MOMENTARILY IN
START AND OFF,
OPEN WITH KEY
REMOVED
5) CLOSED IN OFF,
START, RUN AND
ACCESSORYS14
DRIVER’S DOOR
JAMB SWITCH
1) DOOR OPEN
2) DOOR CLOSED .5 BR/GR/GE
X443
.75 BR/GR/GE
2 X352
1
X352
23X17
Page 205 of 357
INSTRUMENT CLUSTER
INDICATORS
X4231
S31
PARK BRAKE
SWITCH
1) BRAKE SET
2) BRAKE NOT
SET
17P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER 23
6X1721X173
CHARGING
SYSTEM
1230.0
GROUND
DISTRIBUTION
0670.4
14 X10017
FUSE DETAILS
0670.3
F275A
2 1
.5 BL
.5 BL/BR/GE
PARK
BRAKE
A35y
BOARD
COMPUTER
(BC – LOW) X10245
Z3 VERSIONS
X16
16
25
4 .5 GR/SW/GE
HEADLIGHTS/FOG
LIGHTS
6312.0
.75 GE/BR
8
.5 WS/RT
X171
!
X17
X16
X1170
.35 WS/GN
15
7 X6002
TURN/HAZARD
LIGHTS
6313.0 D100
DATA LINK
CONNECTOR
.35 WS/SW
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY X18349
6
2
1 SW/VIX189
X100545 .5 VI/GR
15
7
.5 SW/GRX271
1 SW/VI1 SW/VI
INTEGRATED
HEATING– AND
CLIMATE CONTROL
6450.6 A52
SLIP CONTROL
MODULE
(ABS/ASC)
Page 207 of 357
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X5037
PARK/TAIL/UNDER-
HOOD LIGHTS
6314.0F33
10A
6
12 1FUSE DETAILS
0670.3
X10018
F225A
P90
FRONT POWER
DISTRIBUTION BOX
45
HEADLIGHTS/FOG
LIGHTS
6312.0
FUSE DETAILS
0670.3
X196
4
2F25
5A
F3710A
10 14
11 10 8 2
.5 GE/VI .5 GE 1 GR/SW
6300.0 LIGHT SWITCH DETAILS
FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
X10017
1 GR/GE 1 GR/VI
GROUND
DISTRIBUTION
0670.4S8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS ON
2) HEADLIGHTS ON
3) DIMMER
6 X503
2.5 GR/RT
F235A
6
1FUSE DETAILS
0670.3
X18333
X18333
6300.0-016300.0-02
2 X10182
.5 GR/SW
X595
1.5 GR/RT 1.5 GR/RT
0 2
10 2
10 2
10 2
1
0
21
A51
WIPER/WASHER
MODULE4 X285
.5 GR/SW3
6300.0-03
M VERSIONS Z3 VERSIONS
LICENSE PLATE/
LUGGAGE
COMPARTMENT
LIGHTS
6320.0
Page 208 of 357
X5214
X5212
2M COUPE
4 X516
2 X16
A2w
INSTRUMENT
CLUSTER
S18
HAZARD SWITCH
1) OFF
2) ON .5 GR/RT .5 GR/RT13 X18126N9
RADIO .5 GR/RT
X5163
GROUND
DISTRIBUTION
0670.4
X1439
E96
GEAR SHIFT LE-
VER INDICATOR .5 GR/RT
2
LIGHT SWITCH DETAILS
X898
S76
REAR WINDOW
DEFOGGER
SWITCH .5 GR/RT
7
E25
FRONT ASHTRAY
LIGHT 2 X1213
1 X1213
GROUND
DISTRIBUTION
0670.4
5 X322
.5 GR/RT
5
TURN/HAZARD
LIGHTS
6313.0.5 BL/GN
.5 GR/RT
21
E29
FRONT CIGAR
LIGHTER LIGHT 1 X532
2 X532
6300.0-00
X878
.5 GR/RT 1.5 GR/RT
X18170
GROUND
DISTRIBUTION
0670.4
1X13045
X130454
S143
CONVERTIBLE TOP
ACTUATING
SWITCH
.5 GR/RT
.5 BR
1 X1439
GROUND
DISTRIBUTION
0670.4
X2227
S6
ASC SWITCH 3
2 X2227
.5 GR/RT
GROUND
DISTRIBUTION
0670.4
M VERSIONS
Z3 VERSIONS