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 199 of 347
INDICATORS
!""
#""$
INSTRUMENT CLUSTER
3
GROUND
DISTRIBUTION
0670.4A2w
INSTRUMENT
CLUSTER
HEADLIGHTS/FOG
LIGHTS
6312.0TURN/HAZARD
LIGHTS
6313.0LIGHT SWITCH
DETAILS
6300.0
.75 GE/BR
X17
.35 WS
1
.5 BL/GN
4
.5 BL/BR
X163
.5 WS/RT
X171
.5 GR/RT
X162
519 X16
.5 GR/BR
A8500
TRANSMISSION
CONTROL MODULE
(EGS)2 X713
25 X8500
25
2X118
1X118
1 X713
.5 GE
B16
LEFT FRONT
BRAKE PAD
SENSOR
.5 GE
B17
RIGHT REAR
BRAKE PAD
SENSOR
.5 GR/BR31
S58
DRIVER’S SEAT
BELT SWITCH
1) BELT
UNBUCKLED
2) BELT BUCKLED 2 X778
14 X17
1 X778
14 X10017
23
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X69
GROUND
DISTRIBUTION
0670.4
.5 BL/VI/GE
F275A
+"(&&+##+#&(
!
21 8
Page 207 of 347
+#$#)
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
.75 GR/SWX503
7
PARK/TAIL/UNDER-
HOOD LIGHTS
6314.0F33
10A
6
12 1FUSE DETAILS
0670.3
X10018
2
!""
#""$
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
X709
X70912
1X710X710
E43
LEFT LICENSE
PLATE LIGHTE44
RIGHT LICENSE
PLATE LIGHT .75 GR/SW .5 GE 1 GR/SW
6300.0 LIGHT SWITCH DETAILS
FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
1 GR/SW
X10017
GROUND
DISTRIBUTION
0670.4 .75 BR .75 BR
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
MODULE
4 X285
.5 GR/SW3
X461
3 X114023 X11403
.75 GR/SW .75 GR/SW
.5 GE/VI
M ROADSTER
6300.0-03
Page 208 of 347
Z3 ROADSTER
X5214
X5212
!""
#""$
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
X1439E96
GEAR SHIFT
LEVER INDICATOR .5 GR/RT
2
LIGHT SWITCH DETAILS
X898S76
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 ROADSTER
Page 211 of 347

6312.0 HEADLIGHTS/FOG LIGHTS
1 GE/BR
9
!""
#""$
F255A
6312.0-01
X329
X32
5
6312.0-01 FUSE DETAILS
0670.3X65
F235A
610
4
10
.5 GE
.5 GE
X1029
FUSE DETAILS
0670.3
N17
CRASH CONTROL
MODULE
.5 GE/BL S7
COMBINATION
SWITCH
7) NORMAL
8) FLASH
9) HIGH BEAM
.35 WS.5 WS3
X503
X503
8
2
4X44
E26
LEFT FOG LIGHT6X44
8 .5 GE/GR
30
86
E27
RIGHT FOG LIGHT
GROUND
DISTRIBUTION
0670.4 POWER
DISTRIBUTION
0670.2
X768
1
X7682
X769
1X769
GROUND
DISTRIBUTION
0670.4
1 GE/BR.75 GE/BR
A2w
INSTRUMENT
CLUSTER X1152
1 GE/BR85
P90
FRONT POWER
DISTRIBUTION BOX
K47
FRONT FOG LIGHT
RELAY POWER
DISTRIBUTION
0670.2
X2
X10017
S8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS ON
2) HEADLIGHTS ON
X17
.5 GE
X65
X165X166
4
.5 GN/GE .5
GE
2
0 2
1
89 7
X1028
1 X16A2w
INSTRUMENT
CLUSTER .35 WS .35 WS
F1515A
10 X10016
NSWX10016
9
P90
FRONT POWER
DISTRIBUTION BOX
6312.0-01 .5 RT/WS
5
1 X10262X10262
15
56K46
HIGH BEAM LIGHT
RELAY
1 RT/GE87
0 1
2
1 X504X504S10
FOG LIGHT
SWITCH
0) OFF
1) FRONT FOG
LIGHTS ON
0 2
1
2
11 X503X503
.5 GE/VIS8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS
ON
2) HEADLIGHTS
ON
P90
FRONT POWER
DISTRIBUTION BOX F22
5A
4 X10017FUSE DETAILS
0670.3
.5 GE
K46z
DAY LIGHT RELAY
MODULE
CDN
Page 212 of 347
X0
E13
LEFT LOW BEAM
LIGHT
X10262
!""
#""$
HEADLIGHTS/FOG LIGHTS
181 X10036
P90
FRONT POWER
DISTRIBUTION BOX 56a
6POWER
DISTRIBUTION
0670.28 X45
87
2 X454
2.5 GE
6
4
X10262
2 .35 WS
POWER
DISTRIBUTION
0670.2
8
K48
LOW BEAM LIGHT
RELAYK46
HIGH BEAM LIGHT
RELAY
85 30 86
1 X10035
56a
X10017
20
2.5 RT/WS
2P90
FRONT POWER
DISTRIBUTION BOX 56b 56b
X100164
2 X130
1 X130
X9633
GROUND
DISTRIBUTION
0670.4
X2X2
.5 BR
1 GE/BL
P90
FRONT POWER
DISTRIBUTION BOX P90
FRONT POWER
DISTRIBUTION BOX
F11
7.5AF127.5AF297.5AF307.5A
E14
RIGHT LOW BEAM
LIGHT 2 X135
1 X135
GROUND
DISTRIBUTION
0670.4E7
LEFT HEADLIGHTE8
RIGHT HEADLIGHT
E11
LEFT HIGH BEAM
LIGHT 2 X131
1 X131
E12
RIGHT HIGH BEAM
LIGHT2 X134
1 X134
GROUND
DISTRIBUTION
0670.4E7
LEFT HEADLIGHTE8
RIGHT HEADLIGHT
POWER
DISTRIBUTION
0670.2
POWER
DISTRIBUTION
0670.2
.5 BR
1 WS/GN 1 WS/BL
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
1 GE/GN
X166X165X166X165
7
.5 RT/WS 6312.0-00
.5 GE/BL
X0
K46z
DAY LIGHT RELAY
MODULE
CDN
Page 213 of 347
.5 WS/BL/GE
5
6313.0 TURN/HAZARD LIGHTS !""
#""$
S7
COMBINATION
SWITCH
0) OFF
1) FLASH LEFT
(NO DETENT)
2) FLASH LEFT
4) FLASH RIGHT
(NO DETENT)
5) FLASH RIGHT
K16
HAZARD FLASHER
RELAY
6313.0-03 GROUND
DISTRIBUTION
0670.4
39 8
7
62
6
.5 BL3
.5 GR
1 BL/BR.5 WS/RT1 BL/GNP90
FRONT POWER
DISTRIBUTION BOX
X64
X32
X64
X9633
X184
.5 BL/GN .5 BL/GN
FUSE DETAILS
0670.3
9FUSE DETAILS
0670.3
8 X100186
6313.0-02
4
6313.0-036313.0-02 X32
X10017
30
LE RE
LA 31 RA WBC2
(PARTIAL)F34
15AF235A
.75 GN/GE
HEADLIGHTS/FOG
LIGHTS
6312.0.5 GN/GE
.75 BL .75 GR
045
1 2
Z3 ROADSTER
Page 225 of 347
X10017
HEADLIGHTS/FOG
LIGHTS
6312.0
!""
#""$
X5034P90
FRONT POWER
DISTRIBUTION BOX F25
5A
K16
HAZARD FLASHER
RELAY
X50310
.5 GEFUSE DETAILS
0670.3
X9633
GROUND
DISTRIBUTION
0670.4
6350.0-01
TURN/HAZARD
LIGHTS
6313.0FUSE DETAILS
0670.3F34
15A
.5 WS/BL/GE
6 X64
4 8 9 X64
S8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS ON
2) HEADLIGHTS ON
1 BL/GN
.5 BL/GNX184
.5 GE
8 X1001810
X1029
6350.0 CRASH CONTROL MODULE
1.5 RT/WS/GE 1.5 RT/WS/GE
0 2
1