Page 151 of 382

Pin Assignments
E = Input, A = Output, M = Ground
X1746
Pin Type Signal Description/Function Connection
1
MGNDGroundGround point
2MFL0Sensor groundLeft front speed sensor (ABS)
3EFL1Speed signalLeft front speed sensor (ABS)
4Not used
5MRR0Sensor groundRight rear speed sensor (ABS)
6ERR1Speed signalRight rear speed sensor (ABS)
7Not used
8E/ADIAG_KTxD signalData link connector
9EA_LATTransverse acceleration sensor
signalTransverse acceleration sensor
10MGND_LATGroundTransverse acceleration sensor
11AP_DRIV1Voltage supplyPressure sensor
12E15A21Terminal 15Fuse 21
13Not used
14AVLP+Activate precharge pumpPrecharge pump
15E30A52Terminal 30Fuse 52
16E/ACAN_LCAN-bus LowSplice, CAN-bus Low
17E/ACAN_HCAN-bus HighSplice, CAN-bus High
18Not used
19AWLASWarning lampInstrument cluster
20ASENS_DRIPressure transmitter signalPressure transmitter
21ASENSP_LAVoltage supplyTransverse acceleration sensor
22ASENSP_YAVoltage supplyRPM rate sensor
23ESENS_DRIPressure sensor signalPressure sensor
24MGND_DRIVGroundPressure sensor
25MGND_YAWGroundRPM rate sensor
26MGND_DRIVGroundPressure sensor
27ETCSDSC-ON-signalDSC switch
28EPBRSHandbrake signalHandbrake switch
29MGNDGroundGround point
30E FR1Speed signalRight front speed sensor (ABS)
31MFR0GroundRight front speed sensor (ABS)
32ADFAHRWheel speed signal, right rearEngine control module (DME)
Page 152 of 382
Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
33
ERL1Speed signalLeft rear speed sensor (ABS)
34MRL0GroundLeft rear speed sensor (ABS)
35Not used
36AP_DRIV2Voltage supplyPressure sensor
37Not used
38EYAW_SIGRPM rate signalRPM rate sensor
39Not used
40EBLSBrake signalBrake light switch
41EBRFNBrake fluid level signalBrake fluid level switch
42E30A53Terminal 30Fuse 53
43E30A51Terminal 30Fuse 51
Page 153 of 382
DYNAMIC STABILITY CONTROL (DSC III)
!
32X10018
1 X78
.5 GR/SW/GEX181
1.5 BL/RT
2214 X100176 X19017
212 X78
42 X1746
23 X16
12
BRAKE LIGHTS
6325.0
401943
.75 BL/RT
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC) S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
A2w
INSTRUMENT
CLUSTERP900
AUXILIARY FUSE
BOX
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
F4615AF215AF5130A F275AF5330A
X17
FUSE DETAILS
0670.3 FUSE DETAILS
0670.3FUSE DETAILS
0670.3
X170
GROUND
DISTRIBUTION
0670.4
1
29 X17468
DATA LINK
0670.5 .35 WS/VITXD
1 2
P90
FRONT POWER
DISTRIBUTION BOX
4
15
F5230A
FUSE DETAILS
0670.3
1
2 X1656M118
PRECHARGE PUMP
X1656
X492
GROUND
DISTRIBUTION
0670.4
14
3 X1748Y16z
PRESSURE TRANS-
MITTER 20
.5 BL/SW
2 36
.5 SW/VI
1 24
.5 WS/BL2.5 SW/GN
Page 154 of 382
X9633
GROUND
DISTRIBUTION
0670.4
DYNAMIC STABILITY CONTROL (DSC III)
4 X10485
2 X9063
.5 BR/VI
.5 GR/BR2
14 X10017
18
1 X9063
23 X16
85
K10485
BRAKE FLUID
LEVEL RELAY
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL
LEVEL
A2w
INSTRUMENT
CLUSTER FUSE DETAILS
0670.3F21
5A F275A
X16
FUSE DETAILS
0670.3
X13004
GROUND
DISTRIBUTION
0670.4
6
12
P90
FRONT POWER
DISTRIBUTION BOX
BRAKE
FLUID
2
88a 87a 86
8785
X10485
.5 BR/VI41 X1746
.5 BR/VI
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
18
23 X16A2w
INSTRUMENT
CLUSTER
X16
BRAKE
FLUID
14X10017
F275A
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X9633
GROUND
DISTRIBUTION
0670.4
2 X9063
1 X9063
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL
LEVEL
12
LATE
PRODUCTIONEARLY
PRODUCTION
X1123
.5 BR/VI
Page 155 of 382
24
13
DYNAMIC STABILITY CONTROL (DSC III)
6P90
FRONT POWER
DISTRIBUTION BOX
.5 GR/RT
S6y
DSC SWITCH
1) OFF
2) ON
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)X521
4 5
X18170
27 X1746
FUSE DETAILS
0670.3
2X521
LIGHT SWITCH
DETAILS
6300.058g
GROUND
DISTRIBUTION
0670.4 .5 BL/VI
F215A
.35 WS/VI
62X1658
2X10017
12
1
FUSE DETAILS
0670.3
F75A
14
X10015
R33
STEERING ANGLE
SENSOR
X16585
X492
GROUND
DISTRIBUTION
0670.4
DATA LINK
0670.5
ROADSTER
ROADSTER
TXD
Page 160 of 382
OUTSIDE MIRROR
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
S17
MIRROR CONTROL
SWITCH
0) OFF
1) UP
2) LEFT
3) RIGHT
4) DOWN
5) DRIVER’S SIDE
6) PASSENGER’S
SIDE
X6254
.5 BL/GN
5116.0-01
.5 SW/WS.75 BL/WS.5 BL/SW
21X6255 63
X10017
5116.0 POWER MIRRORS
8
.75 BR
230
F2410A
65
230140140140
Page 162 of 382
ELECTROCHROME REAR VIEW MIRROR
POWER MIRRORS
X1001826
FUSE DETAILS
0670.3
F435A
3 X13139
P90
FRONT POWER
DISTRIBUTION BOX
A22z
ELECTROCHROMIC
REAR VIEW MIR-
ROR
X13139
10
GROUND
DISTRIBUTION
0670.4
31
Page 163 of 382
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)
INPUTS, DRIVE–AWAY PROTECTION
5126.0 ZKE CENTRAL LOCKING (ZV)
P90
FRONT POWER
DISTRIBUTION BOX
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 34 X74
.35 BR/SW 14 X10015
S47
DRIVER’S DOOR
LOCK SWITCH
0) OFF
3) CENTRAL
ARREST 2 X747
X7471
.5 WS/RT
X257
10
.35 WS/RT
31
26 X10018
LIGHT SWITCH
DETAILS
6300.0
.5 GR/SW
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
S49
PASSENGER’S
DOOR LOCK
SWITCH
0) OFF
3) CENTRAL
ARREST 2 X742
X7421
.5 WS/RT
X256
10
.35 WS/RT
.5 WS/GE
DATA LINK
0670.5.5 WS/VI
7 X13253
RXD TXD
91113 4 2 X10182
FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
.35 WS/RT
INTERIOR LIGHTS
6330.3
.75 BR/SW
4
15 .5 SW/GN4 X13253
.5 BL/RT/GEA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
31
X449X450
1315X1805
.5 BL/RT/GE
.5 BL/RT/GE
31
F435AF75A
0 3
0 3
10 X13025
X13252
X10182
X13253X10182
CA