Page 214 of 383

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
10AInformation signal, fuel tank contentOn-board computer
11ESlip control system warning lamp
(ABS/ASC) controlSlip control module (ABS/ASC) (323i, 328i,
M3)
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 sensorCoolant temperature sensor
18ECoolant temperature sensorCoolant temperature sensor
19EOil pressure warning lamp controlOil pressure switch
20Not used
21EGroundGround point (323i, 328i, M3)
21ESlip control system warning lamp
(ABS/ASC) controlSlip control module (ABS/ ASC) (318i)
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch
Page 215 of 383
Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
24
ADimmer signal/brightness information
signal for connected control modulesOn-board computer or multi-function clock
25Not used
26ECentral indicator lamp/check-controlOn-board computer or multi-function clock
X271
Pin Type Description/Function Connection
1
AFuel level sensorFuel tank sensors
2Not used
3AGround supply for fuel tank sensors and
vehicle speed sensorFuel tank sensors and vehicle speed
sensor
4EPosition signal TWVehicle speed sensor
5Not used
6Not used
7Not used
8Not used
9Not used
10Not used
11Not used
12Not used
Page 216 of 383
34 X1171
X8010323i, 328i, M3
INSTRUMENT CLUSTER
INDICATORS
.35 BR/GN
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 LEVEL P90
FRONT POWER
DISTRIBUTION BOX
X203
7 2.5 GN
X195
F275A
X62311
B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSUREA2w
INSTRUMENT
CLUSTER
10) AIR BAG 23
1119
X2023
.5 BR/GN
6
.5 BL
X1718
.35 BR/VI
X1614
.5 BL/SW
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
POWER
DISTRIBUTION
0670.2
7 10
A52
SLIP CONTROL
MODULE
(ABS/ASC)SILA
.5 GR/SW/GE
SLIP CONTROL
(ABS/ASC)
3450.1
.5 GR/SW/GE
CHARGING
SYSTEM
1230.0
.5 GR/SW/GE2.5 GN
.5 GN
X1112
GROUND
DISTRIBUTION
0670.4
14X10017
X16X17
X74
1 X209FUSE DETAILS
0670.3
2 1
31
2
10
3
15
2 12 1
31
PARK
BRAKECHECK
ENGINEBRAKE
FLUID
31X6031
1 16
.5 GR
A6000
ENGINE CONTROL
MODULE (DME)
X6000
.5 GR.5 BR/GN
26 X14
.5 BL/SWS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
318i
208
X33
X173
323i, 328i, M3
Page 217 of 383

X7000
.5 GR/SW/GE
25
INDICATORS
INSTRUMENT CLUSTER
3
GROUND
DISTRIBUTION
0670.4
A2w
INSTRUMENT
CLUSTER
HEADLIGHTS/FOG
LIGHTS
6312.0
TURN/HAZARD
LIGHTS
6313.0
LIGHT SWITCH
DETAILS
6300.0
.75 GE/BR8.35 WSX161.5 BL/GN
4.5 BL/BR3X171.5 GR/RTX162
519 X16
.5 GR/BR.5 GR/BR
A8500
TRANSMISSION
CONTROL MODULE
(EGS)2 X713X1322 .5 GE
X8500X6925
2X118
1 X713
.5 GE
B16
LEFT FRONT
BRAKE PAD
SENSOR
GROUND
DISTRIBUTION
0670.4 .5 GE
B17
RIGHT REAR
BRAKE PAD
SENSOR
23
X13006
31
F275A
P90
FRONT POWER
DISTRIBUTION BOX
31
14 X10017
FUSE DETAILS
0670.3
2
1 X778
15 X13
.5 BL/VI/GE
14
.5 BL/VI/GE
S58
DRIVER’S SEAT
BELT SWITCH
1) BELT UN-
BUCKLED
2) BELT BUCKLED
GROUND
DISTRIBUTION
0670.4
X173
N4
ON–BOARD
COMPUTER
X16
.35 BL/VI/WS
24 X17
15 X1070
N10
MULTI–FUNCTION
CLOCK
X13009
.5 WS/RT
3 X778
.5 BL/GN/GE
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
21 X17
GROUND
DISTRIBUTION
0670.4
X173
X1712
.5 BL/BR .5 BL/BR
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X10100SLIP CONTROL
(ABS/ASC)
3450.1
.5 BL/BR
X16
X1181
A35
ON–BOARD
DISPLAY
323i 328i, M3
X117144
25
A52
SLIP CONTROL
MODULE
(ABS/ASC) 40 X1170
42X1170318i SUPPLEMENTAL
RESTRAINT
SYSTEM (AIR BAG)
3234.0
318i 323i, 328i, M3
Page 220 of 383
X16
INSTRUMENT CLUSTER
INDICATORS
.5 SW/WS
F235AP90
FRONT POWER
DISTRIBUTION
BOX F4615A
F315A
A2w
INSTRUMENT
CLUSTER
1) FUEL
CONSUMPTION
2) VEHICLE
SPEED OUTPUT
11) FUEL GAUGE
14) SPEEDOMETER
15
416X1622
3 X2714
X10719
B10
VEHICLE SPEED
SENSOR
6211.0-03
6211.0-05X383
2
X3831
.5 WS/SW
X172
2
1
14 1
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
SPEED SIGNAL
21
X6792
X1241
2
13
B25y
FUEL TANK
SENSOR II
B6
FUEL LEVEL
SENSOR
X10018232X100176
X17
.35 WS/GR
X679
1 .5 BR/GE
.5 GE
.5 BR/SWX1241
1.5 BR/SW .5 BR/RT
.5 BR/SW
X805
31
FUSE DETAILS
0670.3
3131
31
31
X173
11
N4
ON–BOARD
COMPUTER
10
15
X62381 13
B6238
OIL TEMPERATURE
SENSOR .35 BR/RT
X603110
.5 BR/RT
X1713
X600046
X60313
.5 GN/RT
.5 GN/RT
318i 42
A6000
ENGINE CONTROL
MODULE (DME)
Page 221 of 383

323i, 328i, M3
318i 83RXD
X1001714
INDICATORS
INSTRUMENT CLUSTER
.5 WS/SW
A2w
INSTRUMENT
CLUSTER
8) ROLLOVER
PROTECTION
WARNING
LIGHT P90
FRONT POWER
DISTRIBUTION BOX 6211.0-04
DATA LINK
0670.5
X228
2312 .35 WS/VI
11 .35 WS/GE15 .35 WS/GN
N4
ON–BOARD
COMPUTER
22
H10
CHIME MODULE
X10716
.35 WS/SW
24
A6000
ENGINE CONTROL
MODULE (DME) X60009
.5 WS/SW
.5 WS/SWX20
X17X16
TXD
X10706
23
X3312X17
26
F275A
.5 BL/SW
S2
IGNITION SWITCH
4) OPEN
MOMENTARILY
IN START AND
OFF, OPEN
WITH KEY
REMOVED
5) CLOSED IN
OFF, START,
RUN AND AC-
CESSORYS14
DRIVER’S DOOR
JAMB SWITCH
1) DOOR OPEN
2) DOOR CLOSED .5 BR/GR/GE X33
11
N10
MULTI–FUNCTION
CLOCK .35 BL/BR/GEFUSE DETAILS
0670.3
2
9 .35 SW/RT N4
ON–BOARD
COMPUTER
X522
D100
DATA LINK
CONNECTOR
X60027
4 5
31
30
TI
19X20
X8072
.5 WS/GN .5 WS/GN
.75 BL/SW.5 BR/GR/GE
POWER WINDOWS
(FH)
5133.1
2 1
X173X13006
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4 TI
CHECK
X443
13
.5 BR/GR/GE
15.75 BRX3521X352
2
31
8
X16
10
30
.35 WS/BLX14
N24
ROLLOVER
SENSOR
X1304412
A35
ON–BOARD
DISPLAY .35 WS/BL X17
24X16
X10010
GROUND
DISTRIBUTION
0670.4
Page 222 of 383
6213.1 ANALOG CLOCK
31
P90
FRONT POWER
DISTRIBUTION BOX
2 X10018
13
.5 GR/RT
LIGHT SWITCH
DETAILS
6300.0
X1155
2 X1155
X10012
GROUND
DISTRIBUTION
0670.4
F315A
FUSE DETAILS
0670.3
N5
ANALOG CLOCK
31
Page 223 of 383
6113.2 MULTI–FUNCTION CLOCK
B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
31
30
31
3131
.35 BR/GR
P90
FRONT POWER
DISTRIBUTION BOX
2 X10018
6 X1001730 X10018
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
18 9 14
816
.5 SW/GN
.35 GR/RT
START
1240.0
LIGHT SWITCH
DETAILS
6300.0 .35 SW/GN
X1070
N10
MULTI–FUNCTION
CLOCK
1217 X1070
X10012
1 X770
2 X770
GROUND
DISTRIBUTION
0670.4
X10010GROUND
DISTRIBUTION
0670.4
X276
31 F31
5AF235AF457.5A
30h
58g
FUSE DETAILS
0670.3
A4
CHECK CONTROL
MODULE
57 3 X1074
.5 WS/GN .5 WS/BL .5 WS/GR
345
LAC DATA CLC