Page 243 of 382
REAR WINDOW DEFOGGER
P90
FRONT POWER
DISTRIBUTION BOX
.5 GR/RT
75
4 X8983
X898
S76
REAR WINDOW DE-
FOGGER SWITCH
1) OFF
2) ON
F235A
X10017
6
FUSE DETAILS
0670.3
LIGHT SWITCH
DETAILS
6300.0
8
GROUND
DISTRIBUTION
0670.4
X18170
.5 BR .5 BR
100
1 21 21 2
Z3 COUPE
F620A
X10015
12
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X9633
X6324
86X63
.5 BL/SW
K9
UNLOADER RELAY,
TERMINAL 15
86
8530
87
GROUND
DISTRIBUTION
0670.4
X13006
1 X379E9
REAR DEFOGGER I
1 X380
2.5 SW
Page 246 of 382
Pin Assignments (Z3 Versions)
E = Input, A = Output, M = GroundX18349
8 Pins, black
X183506 Pins, black
X18349
Pin Type Description/Function Connection
1
ETerminal 15Heating blower relay
2AActivate compressor clutchInstrument cluster
3ABlower level 1 (air conditioning)Blower resistor
4ETerminal 15Heating blower relay
5ABlower level 1 (air-recirculation)Blower resistor
6MGround for function lightsGround point
7ETerminal 15Heating blower relay
8AActivate fresh air-recirculationFresh air-recirculation motor
X18350
Pin Type Description/Function Connection
1
Not used
2MGroundGround point
3EClimate-ON-signalAir conditioning/recirculated air operating
unit
4Not used
5AActivate A/C compressorPressure switch
6EEvaporator temperatureEvaporator temperature sensor
Page 247 of 382
Pin Assignments (M Versions)
E = Input, A = Output, M = GroundX18349
8 Pins, black
X183506 Pins, black
X18349
Pin Type Description/Function Connection
1
MGroundGround point
2AA/C-ON-signalEvaporator controller
3AA/C-ON-signalNormal speed relay
4ETerminal 15Heating blower relay
5ABlower level 1 (air-recirculation)Blower resistor
6MGround for function lightsGround point
7ETerminal 15Heating blower relay
8AActivate fresh air-recirculationFresh air-recirculation motor
X18350
Pin Type Description/Function Connection
1
Not used
2MGroundGround point
3EClimate-ON-signalAir conditioning/recirculated air operating
unit
4Not used
5AActivate A/C compressorPressure switch
6EEvaporator temperatureEvaporator temperature sensor
Page 256 of 382
31
6510.1 RADIO/HIFI
P90
FRONT POWER
DISTRIBUTION BOX F44
15A
A2w
INSTRUMENT CLUSTER
2) VEHICLE SPEED
OUTPUT 2 X17
X188
35LIGHT SWITCH
DETAILS
6300.0
INSTRUMENT
CLUSTER
6211.028 X10018
.5 GR/RT58g
.5 SW/WS
X322
.5 SW/WS
.5 SW/WS
N9
RADIO 913 .5 GR/RT
16 15
X13016
2
161
.75 GE/RT1523
326 X18126X606
FUSE DETAILS
0670.3
N9
RADIOA18
HIFI AMPLIFIER
.75 BR/SW .75 BL/SW .75 BL/VI
VL+ VR+ HL+ HR+
.5 WSANT
F920A
18 X10015
1 X605
8 17
.75 GE/BR
VL–124
.75 GE/BR
HL–11 14
.75 BL/BR
VR –141
.75 BL/GR
HR–
X606
X18126
FUSE DETAILS
0670.3
1
X322
.5 WS/BR
4 .5 WS/BR
X181265
GAL 31 30 R 58g MUTE
VL+ VR+ HL+ HR+
VL–VR– HL–HR–
F920A
18 X10015
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
FUSE DETAILS
0670.3
6 X400
TELEPHONE
CONNECTOR
7
3 X181802
1 X18180
N22
CD CHANGER2
GAL
1 X424N8
ANTENNA
AMPLIFIER AM/FM
.5 WS
I–BUSI–BUS
.35 WS/GR/GE
10
X830
X605
.5 WS
HARMAN KARDON
SOUND SYSTEM
1 X10266
X10464
.5 SW/WS
.5 SW/WS
ROADSTER WITH HARMAN KARDON SOUND SYSTEM EARLY PRODUCTION, AND COUPE
Page 260 of 382
31
RADIO/HIFI
P90
FRONT POWER
DISTRIBUTION BOX F44
15A
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT 2 X17
X188
35LIGHT SWITCH
DETAILS
6300.0
INSTRUMENT
CLUSTER
6211.028 X10018
.5 GR/RT58g
.5 SW/WS
X322
.5 SW/WS
.5 SW/WS
N9
RADIO 913 .5 GR/RT
16 15
X13016
2
381
.75 GE/RT9 237386 X18126
FUSE DETAILS
0670.3
N9
RADIOA18
HIFI AMPLIFIER
.75 BR/SW .75 BL/SW .75 BL/VI
VL+ VR+ HL+ HR+
.5 WSANT
F920A
18 X10015
5 X1717
8 30
.75 GE/BR
VL–12 29
.75 GE/BR
HL–11 17
.75 BL/BR
VR –14 16
.75 BL/GR
HR–
X1717
X18126
FUSE DETAILS
0670.3
1
X322
.5 WS/BR
4 .5 WS/BR
X181265
GAL 31 30 R 58g MUTE
VL+ VR+ HL+ HR+
VL–VR– HL–HR–
F920A
18 X10015
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
FUSE DETAILS
0670.3
6 X400
TELEPHONE
CONNECTOR
7
3 X181802
1 X18180
N22
CD CHANGER
101 X424N8
ANTENNA
AMPLIFIER AM/FM
.5 WS
I–BUSI–BUS
.35 WS/GR/GE
10
X830
.5 WS
ROADSTER WITH HIFI
Page 263 of 382
31
RADIO/HIFI
P90
FRONT POWER
DISTRIBUTION BOX F44
15A
A2w
INSTRUMENT CLUSTER
2) VEHICLE SPEED
OUTPUT 2 X17
X188
35LIGHT SWITCH
DETAILS
6300.0
INSTRUMENT
CLUSTER
6211.028 X10018
.35 GR/RT58g
.35 SW/WS
X322
.5 SW/WS
.5 SW/WS
N9
RADIO 913 .5 GR/RT
16 15
X13016
2
381
.75 GE/RT9 237386 X18126
FUSE DETAILS
0670.3
N9
RADIOA18
HIFI AMPLIFIER
.75 BR/SW .75 BL/SW .75 BL/VI
VL+ VR+ HL+ HR+
.5 WSANT
F920A
18 X10015
5 X1717
8 30
.75 GE/BR
VL–12 29
.75 GE/BR
HL–11 17
.75 BL/BR
VR –14 16
.75 BL/GR
HR–
X1717
X18126
FUSE DETAILS
0670.3
1
X322
.35 WS/BR
4 .5 WS/BR
X181265
GAL 31 30 R 58g MUTE
VL+ VR+ HL+ HR+
VL–VR– HL–HR–
F920A
18 X10015
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
FUSE DETAILS
0670.3
6 X400
TELEPHONE
CONNECTOR
7
3 X181802
1 X18180
N22
CD CHANGER
101 X424N8
ANTENNA
AMPLIFIER AM/FM
.5 WS
I–BUSI–BUS
.35 WS/GR/GE
10
X830
.5 WS
ROADSTER WITH HARMAN KARDON SOUND SYSTEM LATE PRODUCTION
X10464.35 SW/WS
.35 WS
6510.1-09
20.35 SW/WS
Page 269 of 382
CRUISE CONTROL (TEMPOMAT)
16
2X17
INSTRUMENT
CLUSTER
6211.0
.5 SW/WS
R
TACH315V (15)
17 11
14
X188
.5 SW/WS
31
2A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT
.5 SW/BL
7
31
5
4 .5 GE/WS
1
6
2 X70
X703.5 SW/GN.5 GE/VI
21M25
CRUISE CONTROL
ACTUATOR
(TEMPOMAT) A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
18 X22
.75 BL/BR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) .5 BL/BRGROUND
DISTRIBUTION
0670.4
P90
FRONT POWER
DISTRIBUTION BOX F46
15A
32
X7821 X78
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED X10018
FUSE DETAILS
0670.3
X10010
X22
1.5 BL/RT
.5 SW/BR
19
GROUND
DISTRIBUTION
0670.4
X9633
X197
.75 BL/BR
X181
BRAKE
LIGHTS
6325.0
1 2
M VERSIONS
X12121 X121
S32
CLUTCH SWITCH
1) NORMAL STATE
2) CLUTCH PEDAL
DEPRESSED
12 .75 BL/RT
Page 271 of 382
14 16
19 10
A6000
ENGINE CONTROL
MODULE (DME) .5 BR
CRUISE CONTROL (TEMPOMAT)
.5 SW/VI .5 SW .5 SW/GN
A6000
ENGINE CONTROL
MODULE (DME)
9
.5 SW/
GE
20
.5 BR/WS
X6385543876
2 X63851109
.75 GR/GN .5 RT/GN .5 RT/GN/GE .75 GR/GE
44 43 4
7
R6385
THROTTLE
POSITION SENSOR/
CRUISE CONTROL
ACTUATOR
X60003
X60003
23
28 X60004
X783
24
2
.35 RT/GE
14X78
FUSE DETAILS
0670.3
F137.5A
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
F4615A
1.5 BL/RT
X181
BRAKE LIGHTS
6325.06
X1001632X10018
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL) 21 34
.5 BL/RT
Z3 VERSIONS
X60004
FUSE DETAILS
0670.3
F435A
26
1
S32
CLUTCH SWITCH
GROUND
DISTRIBUTION
0670.4
X10010
X11143
3
.35 BL/BR
2 X11143