Page 122 of 383

Pin Assignments
E = Input, A = Output, M = Ground
X8500
Pin Type Description/Function Connection
177
Not used
178AShift-lock solenoid controlShift-lock
179Not used
180ABand solenoidTransmission valve unit (318i)
4ASolenoid valve 3 control (–)Transmission valve unit (323i, 328i)
181AHydraulic pressure regulator control (–)Transmission valve unit
182MGroundGround point (318i)
183Not used
184EGear range signal L2Automatic transmission range switch
185EGear range signal L4Automatic transmission range switch
186EBrake pedal positionBrake light switch
187Not used
188ESport mode signalNot used
189EManual mode signalProgram switch
190EOutput speed (–)Transmission valve unit
191MGround for shieldShield for speed sensor
192Not used
193AS-program indicationNot used
194EKick-down signalKick-down switch
195EASC signalASC-module (323i, 328i)
196EAutomatic mode signalProgram switch
197EOil temperature signal (–)Transmission valve unit
198EOil temperature signal (+)Transmission valve unit
199Not used
200Not used
201AFault indicator signalInstrument cluster
202EBattery voltageB+ jump start junction point
203AM-program indicationProgram switch
204MGroundGround point
205Not used
Page 126 of 383
54 1.5 RT/WS
K6300
ENGINE CONTROL
MODULE RELAY
4 RT/WSX6300287ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20X6821
X8500
POWER
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
2 14
.5 TR
.5 SW
6
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
W8516
SHIELD UP TO 10mm BEFORE
ELECTRONIC TRANSMISSION
OUTPUT SHAFT SPEED SENSOR
(EGS)W8516
SHIELD UP TO 10mm BEFORE
ELECTRONIC TRANSMISSION
OUTPUT SHAFT SPEED SENSOR
(EGS)X8500
22 42
14
12 16
X8500
21 4 14 151 X8516
2 X8516
.5 GE
X8505
.5 VI.5 SW
X8505
Y8505
TRANSMISSION VALVE UNIT
1) SOLENOID VALVE 1
2) SOLENOID VALVE 2
3) HYDRAULIC PRESSURE
REGULATOR
4) BAND SOLENOID
5) TORQUE CONVERTER
CLUTCH SOLENOID
VA LV E
6) SPEED SENSOR
7) OIL TEMPERATURE
SENSOR
9
33 .5 GN
11
30 .5 OR
2
52
.5 VI
3
6
5 .5 GR
53
4 .5 RT
5
1
32
.5 BL
55 1.5 RT/WS
X8073
318i
.5 VI
.75 BR
15
5V (15)
2460.2-04
31
7
3131313131313131
Page 132 of 383
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
9
327
.5 BL
4 3
.5 VI
332
.5 GN
301
.5 OR
5 6
.5 GR
21 .5 SW
2
14 .5 SW
X8500
8
1
.5 RT .5 GE .75 RT
31313131313131
W8516
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS)
X8516
X8516
Y8505y
TRANSMISSION
VALVE UNIT
1) SOLENOID
VALVE 1
2) SOLENOID
VALVE 2
3) SOLENOID
VALVE 3
6) HYDRAULIC
PRESSURE
REGULATOR
7) TORQUE
CONVERTER
CLUTCH
SOLENOID
VA LV E
8) OIL
TEMPERATURE
SENSOR
9) SPEED
SENSOR .5 TR
.75 BR
X8073
15
31
14 2X85054
1 12 9 11 X8505
6 16
Page 134 of 383

Pin Assignments
E = Input, A = Output, M = Ground
X7000
Pin Type Description/Function Connection
1
Not used
2AShift-lockShift-lock
3ASolenoid valve 5Transmission valve unit
4ATorque converter clutch solenoid valveTransmission valve unit
5AHydraulic pressure regulatorTransmission valve unit
6Not used
7Not used
8Gear range signal L2Automatic transmission range switch
9Gear range signal L4Automatic transmission range switch
10EBrake pedal positionBrake light switch
11Not used
12ES-program indicationProgram switch
13EM-program indicationProgram switch
14ESpeed sensorTransmission valve unit
15MShield speed sensorShield
16ASpeed sensor n-turbineTransmission valve unit
17ES-programProgram switch
18EKick-down signalKick-down switch
19EASC signalASC module
20EE-programProgram switch
21MGround oil temperature sensorTransmission valve unit
22EOil temperature sensorTransmission valve unit
23MShield speed sensorShield
24Not used
25AFault indicator signalInstrument cluster
26EBattery voltageJump start junction point
27EM-programProgram switch
28MGround, electronicsGround point
29Not used
30ASolenoid valve 1Transmission valve unit
Page 138 of 383
5
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
2 10
6
9Y8505y
TRANSMISSION
VALVE UNIT
1) SOLENOID
VALVE 1
2) SOLENOID
VALVE 2
3) SOLENOID
VALVE 3
4) SOLENOID
VALVE 4, RE-
VERSE BLOCK
5) SOLENOID
VALVE 5
6) HYDRAULIC
PRESSURE
REGULATOR
7) TORQUE
CONVERTER
CLUTCH
SOLENOID
VA LV E
8) OIL
TEMPERATURE
SENSOR
9) SPEED
SENSOR
10) SPEED
SENSOR
TURBINE W8505
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS)
.5 RT
7
3 5
.5 RS
3
314
.5 SW
4
323
.5 GE
98X850511
332
.5 GN
301
.5 OR
4 7
.5 TR/SW
14
21 .5 SW/BL6
14 .35 BR10
44 .35 GR
X7000
8
12
5 113
X8505
.5 SW/RT .35 WS .35 BL .75 VI
15
31
31313131313131313131
W8521
AGS SPEED
SENSOR SHIELD
31 23
2460.4-00
Page 212 of 383

A4
6211.0-04
F235A
K16
HAZARD
FLASHER
RELAY S7
COMBINATION
SWITCHF315A
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER F27
5A
TXD
RXD 12
A
11
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 6211.0-021
B10
VEHICLE SPEED
SENSOR 6211.0-04G6509
GENERATOR
5B
D+ C
S2
IGNITION SWITCH 6211.0-00F46
15AF1515A NSW
2223168B
6312.0
16312.0342A
LIGHT SWITCH
DETAILS
6300.0
D100
DATA LINK
CONNECTOR /
15
A96
CONVERTIBLE TOP
CONTROL MODULEA18
HIFI AMPLIFIER 6211.0-03 6211.0-03
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
A115
AUTOMATIC
CLIMATE CONTROL
MODULE 6211.0-03
6211.0-03N9
RADIO 6211.0-03
A35
ON–BOARD
DISPLAY
N4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK 6211.0-05
2102426 B
17
B6
FUEL LEVEL
SENSOR 6211.0-04B25y
FUEL TANK
SENSOR II
34617
S31
PARK BRAKE
SWITCH 6211.0-0018
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-0019
B6231
OIL PRESSURE
SWITCH 6211.0-009
H10
CHIME MODULE 6211.0-0519
B17
RIGHT REAR
BRAKE PAD SENSOR B16
LEFT FRONT
BRAKE PAD SENSOR
243
6211.0-03
AA
6211.0-01 6211.0-01A
B
A= X16B= X17C= X271
S14
DRIVER’S DOOR
JAMB SWITCH
23
6211.0-05
S2
IGNITION SWITCH 6211.0-05
22B14
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-01
20 21 16A6000
ENGINE CONTROL
MODULE (DME)
6211.0-05 6211.0-04
6211.0-02
15
6211.0-01
B
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM
CONTROL
MODULE 6211.0-00
14
1AB
6211.0-04
B5
N24
ROLLOVER
SENSOR 6211.0-05 B
10
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 6211.0-01
CONVERTIBLE
12
A52
SLIP CONTROL
MODULE
(ABS/ASC) 6211.0-01 6211.0-0413
B6238
OIL TEMPERATURE
SENSOR
6211.0-00
13
AAB
A51
WIPER/WASHER
MODULE 6211.0-03A18
HIFI AMPLIFIER 6211.0-03
A64
WIPER/WASHER
MODULE (LOW II)
COUPE
1230.0
A7000
TRANSMISSION
CONTROL MODULE
(EGS)CONVERTIBLE
WITH TOP HIFI
11
6211.0-00
21 B
318i323i, 328i, M3
6211.0 INSTRUMENT CLUSTER
Page 213 of 383

Pin Assignments
E = Input, A = Output, M = Ground
X16
Pin Type Description/Function Connection
1
EHigh beam indicator controlCombination switch
2ETerminal 58g, instrument illumination powerDimmer
3ERight turn signal indicator controlHazard flasher relay
4ELeft turn signal indicator controlHazard flasher relay
5EWarning lamp for EGS fault (information
signal transmission oil temperature)Transmission control module (EGS)
6Not used
7Not used
8Not used
9Not used
10EConvertible: Rollover signalRollover sensor
11ARxD diagnostic data linkData link connector
12E/ATxD diagnostic data linkData link connector
13EOil temperatureEngine oil temperature sensor
14EAirbag warning lamp (SRS) controlSupplemental restraint system control
module
15Not used
16E“Check engine” indicator controlEngine control module (DME)
17EPark brake warning lamp controlPark brake switch
18EBrake fluid warning lamp controlBrake fluid level switch
19EBrake pad wear warning lamp controlBrake pad sensors
20ECrankshaft RPM speed signal TDEngine control module (DME)
21EFuel consumption signal + KVAEngine control module (DME)
22EVoltage supply, terminal 30Front power distribution box, fuse 31
23EVoltage supply, terminal 15 for indicator and
warning lampsFront power distribution box, fuse 27
24MGround supply, terminal 31 for instrument
cluster electronicsGround point
25Not used
26Not used
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