Page 155 of 347
SLIP CONTROL (ABS/ASC) !""
#""$
3
A52
SLIP CONTROL
MODULE
(ABS/ASC)
1) IGNITION CUT–
OFF
2) TIMING CON-
TROL/INJEC-
TION CONTROL
R31
AUXILIARY
THROTTLE
POSITION SENSOR 1
X102392
X102393
A52
SLIP CONTROL
MODULE
(ABS/ASC)
5
.5 WS/RT/GE
A6000
ENGINE CONTROL
MODULE (DME)
23
X11716
4 X69
45
7 25
.5 WS/GR6 4
.5 WS/GNX695 26
.5 WS/GR/GEX1171
42 43
.5 WS/RT .5 WS/BL
.5 WS/RT/GE .5 WS/GR .5 WS/GN .5 WS/GR/GE.5 WS/BR
.5 WS/GN/GE
21
82 81 80 15
X6000
X209 15
.5 BR/RT
.5 BR/RT
Z3 ROADSTER 6–CYLINDER
19 X8500
.5 WS/GN/GE
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
Page 186 of 347
!""
6133.0 HORN
P90
FRONT POWER
DISTRIBUTION BOX
X10015
16
FUSE DETAILS
0670.3
6
2.5 VI
2
2.5 VI
X223
POWER
DISTRIBUTION
0670.2 1.5 VI
8 X56
30
2
1 VI/BL
1 VI/BL
2
H2
LEFT HORN
11 VI/BL
2
1 X10021
H3
RIGHT HORN
86
85
.5 BR/RT
.5 BR/RT
1 X29
4 X56
11 X32
#""$
K2
HORN RELAY
S4
HORN SWITCH S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
X33
X132
X132
X133
X133
2 X209
87
GROUND
DISTRIBUTION
0670.4
1 X32GROUND
DISTRIBUTION
0670.4 .75 BR
X10013
GROUND
DISTRIBUTION
0670.4
X888
.5 VI
+#((+#('+#$#)
F815A
2
10
3
R
Page 187 of 347
!""
#""$
2X10017
X5115 16
X511
7
.5 BR/SW
9P90
FRONT POWER
DISTRIBUTION BOX
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
2 5S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START3
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659
13
X2094
8 X33
2.5 SW/GE L2
X16591
2.5 SW/GE
.35 WS/VI
30 L2 TXD
A835
TRANSMITTER
MODULE (EWS II)
X10260
11X9026033
X10018
X102602 30
X331
4 RT
POWER
DISTRIBUTION
0670.2
S/E5030
X2
2.5 GN/SW.5 BL
6135.0 DRIVE–AWAY PROTECTION (EWS II)
X2095 31R
S/E
FUSE DETAILS
0670.3
DATA LINK
0670.5GROUND
DISTRIBUTION
0670.4
POWER
DISTRIBUTION
0670.2 FUSE DETAILS
0670.3
F315AF285AF457.5A
+##
2
10
3
1 0POWER
DISTRIBUTION
0670.2
X10018
X189943 30
X18994
2S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH PEDAL
FULLY
DEPRESSED
F457.5A
2 1
1
.35 BR/SW
X9633
GROUND
DISTRIBUTION
0670.4
POWER
DISTRIBUTION
0670.2
WITHOUT EGS WITH EGS
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 310R)
2460.2X191
.5 BR/SW
Page 194 of 347

214–CYLINDER AND
M ROADSTER
WITH ASC14 B
!""
#""$
A4
F235A
K16
HAZARD FLASHER
RELAY S7
COMBINATION
SWITCH
F315A
6211.0-04
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER F27
5A
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 6211.0-021
B10
VEHICLE SPEED
SENSOR 6211.0-05G6509
GENERATOR6211.0-00
5B
D+ C
S2
IGNITION SWITCH 6211.0-00F46
15AF1515A NSW
22231686312.016312.0342A
D100
DATA LINK
CONNECTOR
15
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-00A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
A64
WIPER/WASHER
MODULE (LOW II) 6211.0-00
6211.0-00N9
RADIO
A18
HIFI AMPLIFIER
A51
WIPER/WASHER
MODULE6211.0-00
6211.0-00
2B
17
B6y
FUEL SENSOR 6211.0-05
34617
S31
PARK BRAKE
SWITCH 6211.0-0018
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-0019
B6231
OIL PRESSURE
SWITCH 6211.0-029
H10
CHIME MODULE 6211.0-0619
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
243
1230.0A
A
6211.0-01 6211.0-01A
B
A= X16B= X17C= X271
S14
DRIVER’S DOOR
JAMB SWITCH
23
6211.0-06
S2
IGNITION SWITCH 6211.0-06
22B
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-01
13 20 16A6000
ENGINE CONTROL
MODULE (DME)
6211.0-06 6211.0-02
15
B21
1AB
5B
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 6211.0-01Z3 ROADSTER
6–CYLINDER AND
M ROADSTER
WITH ABS
12
A52
SLIP CONTROL
MODULE
(ABS/ASC)
A7
SLIP CONTROL
MODULE (ABS)
6313.0-03S8
LIGHT SWITCH
6300.0
14
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 6211.0-00
11
A
12
TXD
B
11
RXD
Z3 ROADSTER
6211.0-03
6211.0-04
6211.0 INSTRUMENT CLUSTER
Page 196 of 347

#""$
Pin Assignments
!""
E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETrailer turn signal indicator controlHazard flasher relay
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
6EGround supply, terminal 61 for battery
charge indicatorGenerator
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
9ASound tone signalChime module
10not used
11ESlip control system warning lamp (ABS)
controlSlip control module (ABS/ASC) (Z3 Road-
ster 6-cylinder and M Roadster with ABS)
12EASC signalASC control module
13ATI-measurement signal (fuel consumption)Engine control module (DME)
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
18ECoolant temperature sensor (+)Coolant temperature sensor
19EOil pressure warning lamp controlOil pressure switch
20Not used
21MGround (ASC)Ground point (Z3 Roadster 6-cylinder and
M Roadster with ABS)
21EABS warning lamp (ABS)Slip control module (ABS/ASC)
(4-cylinder and M Roadster with ASC)
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch
Page 198 of 347

1X1715
A18
HIFI AMPLIFIER
!""
#""$
INSTRUMENT CLUSTER
INDICATORS
5
X4231
S31
PARK BRAKE
SWITCH
1) BRAKE SET
2) BRAKE NOT
SET
17
.5 BR/GN
X1111
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL LEVELP90
FRONT POWER
DISTRIBUTION BOX
X203
7 2.5 GN
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT
10) AIR BAG 23
X172
6X1718
.35 BR/VI
X1614
.5 BR/VI
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
31
POWER
DISTRIBUTION
0670.2
7CHARGING
SYSTEM
1230.0
2.5 GN
1.5 GN
X1112
GROUND
DISTRIBUTION
0670.4
14X10017
X16
X74
1
X209
FUSE DETAILS
0670.3X33
X1100
.5 GN
F275A
2
10 3
+"(&&
2 1
2 1
N9
RADIO
10 X18126
A35y
BOARD
COMPUTER
(BC – LOW)
9X10245
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
16 X22
RA64
WIPER/WASHER
MODULE (LOW II)
A51
WIPER/WASHER
MODULE
5 X285
R
TACHTACH
3X322
.5 SW/WS .5 SW/WS .35 SW/WS
.5 SW/WS .5 SW/WS
.5 BL
.5 SW/WS
TACH
10 2
X188
OUTPUT–SIGNAL
SPEEDOMETER
HIFI, HARMAN
KARDON SOUND
SYSTEM Z3 ROADSTER
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X117576
X1682
.5 BR/GN .5 BR/GN
M ROADSTER WITH ASC
PARK
BRAKEBRAKE
FLUID
Page 204 of 347
466–CYLINDER
!""
#""$
INSTRUMENT CLUSTER
P90
FRONT POWER
DISTRIBUTION BOX
X100182
3FUSE DETAILS
0670.3
9
2 X522
.5 SW/RT
31
GROUND
DISTRIBUTION
0670.4
X5221
H10
CHIME MODULE
F315A
P90
FRONT POWER
DISTRIBUTION BOX
X1001714
FUSE DETAILS
0670.3
F275A
15151531
45
21
+#$#)
12 X33
+"(&&+#&(
22
.5 BL/SW
11 X33
.75 BL/SW
.75 BR
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4ANTI–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
13 X17
.5 GN/RT
.5 GN/RT3 X6031
42 X6000A6000
ENGINE CONTROL
MODULE (DME)A2w
INSTRUMENT
CLUSTER 23
23
12 X16
.35 WS/VIDATA LINK
0670.5
11 .5 WS/GE
DATA LINK
0670.5
M ROADSTER
Page 230 of 347

!""
#""$
P90
FRONT POWER
DISTRIBUTION BOX
K22
HIGH SPEED
RELAY
B9
INTERMEDIATE
PRESSURE
SWITCH
S36
TEMPERATURE
SWITCHM9
AUXILIARY FAN
MOTORK21
NORMAL SPEED
RELAY
6450.6-036450.6-03
6450.6-036450.6-03
6450.6-03 6450.6-03
B8y
PRESSURE
SWITCH
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-03
B9508
PRESSURE
SWITCH
F165AF4030A
S221
EVAPORATOR
CONTROLLER
AUXILIARY FAN – 6–CYLINDERAUXILIARY FAN – 4–CYLINDER
P97
AUXILIARY FUSE
BOX
K22
HIGH SPEED
RELAY
B9
INTERMEDIATE
PRESSURE
SWITCH
S36y
DOUBLE
TEMPERATURE
SWITCH K21
NORMAL SPEED
RELAY
6450.6-046450.6-04
6450.6-046450.6-04
B8y
PRESSURE
SWITCH
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-04
5B9508
PRESSURE
SWITCH
X18350
F165AF4840A
S221
EVAPORATOR
CONTROLLER
A6000
ENGINE
CONTROL
MODULE (DME) 6450.6-04
P90
FRONT POWER
DISTRIBUTION BOXP90
FRONT POWER
DISTRIBUTION BOX F16
5A
M9
AUXILIARY FAN
MOTOR 6450.6-04
P90
FRONT POWER
DISTRIBUTION BOX
K19
COMPRESSOR
CONTROL RELAY 6450.6-02
F397.5AF165A
Y2
AIR CONDITIONING
COMPRESSOR 6450.6-02
A6000
ENGINE CONTROL
MODULE
(DME) 6450.6-02
K4
BLOWER RELAY 6450.6-00
F2030A
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
41
R11
BLOWER
RESISTORS 6450.6-00
S75
BLOWER SWITCH 6450.6-00
M30
BLOWER MOTOR 6450.6-00
35268
S221
EVAPORATOR
CONTROLLER3
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-02B14
EVAPORATOR
TEMPERATURE
SENSOR 6450.6-01
26
X18349
X18350
7 X18349
M111
FRESH AIR
RECIRCULATION
MOTOR 6450.6-01
S531
TEMPERATURE
WHEEL SWITCH 6450.6-01
A605
FUSE HOLDER
F953
2A
Y4z
WATER VALVE 6450.6-01
S2
IGNITION SWITCH 6450.6-006450.6-02 6450.6-00
X18350
5 X18350
6450.6-01
Z3 ROADSTER
6450.6 INTEGRATED HEATING– AND CLIMATE CONTROL