1999 BMW M3 automatic transmission











ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
A6000
ENGINE CONTROL
MODULE (DME)
X6000
11
4
.5 SW/GR
A6000
ENGINE CONTROL
MODULE (DME)
5 X20
.5 SW/BR
X10261
B8y
PRESSURE SWITCH
1) PRESSURE
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
X102611
X100549 .5 BL/SWB9508
PRESSURE
SWITCH
P90
FRONT POWER
DISTRIBUTION BOX
X10016
12
4 X51
X515
X20
4
36FUSE DETAILS
0670.3
K19
COMPRESSOR
CONTROL RELAY
.5 SW/BL
.5 SW/BL
.5 SW/BLX6000
85
6
.5 VI/GR
69
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500
46
.5 SW/BL
8 X10054
.5 VI/GR
X8056
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
X1527
10
.35 VI/GR
.5 SW/BRX1022
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
11 X1527
.35 BL/SW
31
F165A
15
12
34
31
86

X1186
5 X209S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
X209
4









1240.0 START
.5 BR/SWX10017
16
5 X511
0P90
FRONT POWER
DISTRIBUTION BOX POWER
DISTRIBUTION
0670.2
30
X331 4 RT
4 RT
L2S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
X511
7
X191
.5 BR/SW
2.5 SW/GE
8 X33
P90
FRONT POWER
DISTRIBUTION BOX
2.5 GN/SWFUSE DETAILS
0670.3
##
# #
 
 
 
 
 


 
X2
10 RT
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
2
10
31
WITHOUT EGSF28
5A
50
POWER
DISTRIBUTION
0670.2
10 RT
X0
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4
F457.5A
X1001830
3S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH
PEDAL FULLY
DEPRESSED
12
X18994
2
WITH EGS 1
X173
GROUND
DISTRIBUTION
0670.4
.35 BR/SWFUSE DETAILS
0670.3
X18994
EGS A4S 270R



S30
BRAKE LIGHT
SWITCH
8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S8503
PROGRAM SWITCHA8500
TRANSMISSION
CONTROL MODULE
(EGS)
L1 L2 L3 L4
54
87
K6300
ENGINE CONTROL
MODULE RELAY 2460.2-06
F285A
2625
2460.2-00
36379
RXD
TXD 87
X8500
88
2460.2-03
48
F2610AP90
FRONT POWER
DISTRIBUTION BOX
1327
NOT USED20 4518
S8507
KICK–DOWN
SWITCH346
##
# #
 
 
 
 
 


 
X6410
B+ JUNCTION
POINT
F4615AP90
FRONT POWER
DISTRIBUTION BOX
N4
ON–BOARD
COMPUTER
10
MA
X8500
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)S29
BRAKE LIGHT
SWITCH N10
MULTI–FUNCTION
CLOCK EGS
19A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-06
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-06
4012 17
NOT USED
K19
COMPRESSOR
CONTROL RELAY
4685
A4S 270R
2460.2-00
2460.2-03
A2w
INSTRUMENT
CLUSTER
2460.2-02
85
21530 33 4 32
Y8505
TRANSMISSION
VALVE UNIT
Y8505y
TRANSMISSION
VALVE UNIT
2525314
60828357A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 2460.2-06
2460.2-01
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)2460.2-032460.2-05 2460.2-04 2460.2-05 2460.2-04
2460.2-05 2460.2-04
DATA LINK
0670.5
428628
2460.2-02
A52
SLIP CONTROL
MODULE
(ABS/ASC)
2460.2-022460.2-05 2460.2-04318i Y19
SHIFT–LOCK
2460.2-07 2460.2-012460.2-05 2460.2-04
328i 318i
55
318i323i, 328i, M3
X8500
1522
PGS
2460.2-02
A35
ON–BOARD
DISPLAY
318i X6411
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)
318i
2460.2 ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)




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



Pin Assignments






E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
206
ASolenoid valve 1 control (–)Transmission valve unit
207Not used
208ATorque converter clutch solenoid valve
control (–)Transmission valve unit
209ASolenoid valve 2 control (–)Transmission valve unit
210MGroundGround point
211Not used
212EGear range signal L1Automatic transmission range switch
213EGear range signal L3Automatic transmission range switch
214Not used
215Not used
216ERPM speed signal TDEngine control module (318i)
217Not used
218EOutput speed (+)Transmission valve unit
219Not used
220Not used
221AA-program indicationProgram switch
222EA/C compressor-ON-signalEngine control module (318i)
223Not used
224EBrake switch test signalBrake light switch
225Not used
226Not used
227Not used
228AVoltage supplyShift-lock/Transmission valve unit (318i)
52AVoltage supplyShift-lock (323i, 328i)
229EVoltage pressure regulatorTransmission valve unit
230EVoltage supply terminal 87Engine control module relay
231EVoltage supply terminal 87Engine control module relay (318i)
232Not used
233ECruise control signalCruise control module
234Not used
235Not used

.5 GE/BL10 RT





POWER, PROGRAM SWITCH







ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
151515
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
20 13X8500
12
.5 GE/BL
3 13
NOT USED .5 GE/BLX8565
1
24 22 X69
5
X8503
.5 GE/WS .5 GE/GN
X85032S8503
PROGRAM SWITCH
0) OFF
1) AUTOMATIC
2) MANUAL
GROUND
DISTRIBUTION
0670.4
X1001712F26
10AP90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
23
452717
X8564X8576
.5 GE/WS .5 GE/GN.5 GE/WS .5 GE/GN .5 GE/BL
X10012
31
0
2 1
3131
.35 GE/GR .5 GE/WSNOT USED
AM
.5 GE/BR
X850026
X6411
POWER
DISTRIBUTION
0670.2
31
318i318i 1 RT
X6410318i

9
31313131




GEAR SELECTOR SWITCH






ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
P90
FRONT POWER
DISTRIBUTION BOX F28
5AF2610A
L4L3L2 L1A8500
TRANSMISSION
CONTROL MODULE
(EGS) 9 37 8 36 X8500
86 74
.5 BR/WS.5 BL/WS.5 BR/SW .5 BL/SW
X5113
1 BL/GES3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
2) CLOSED IN RE-
VERSE
2 X5115
L4 L3 L2 L1
R
E46
LEFT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLY
5
X319
1
X191
21 20 19 X6918
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)X22
.35 BR/SW .5 BR/SW1 BL/GE
.5 BR/WS .5 BL/WS .5 BR/SW .5 BL/SW.5 BR/SW
L1 L2 L3 L4
P
R
N
D
3
2
11101
1000
1110
0001
0011
1011
0010
4 X13
GROUND
DISTRIBUTION
0670.4
H27
LEFT BACK UP
LIGHT X319
FUSE DETAILS
0670.3
01
X13006
01010102
16X1001712EGS A4S 270R
E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT 2
X1193
1 .5 GR/RT
X1193
GROUND
DISTRIBUTION
0670.4
X10012
LIGHT SWITCH
DETAILS
6300.0 58g
X1019
.5 GR/RT
FUSE DETAILS
0670.3
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659
5



8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
85
S8503
PROGRAM SWITCH 2460.4-03A7000
TRANSMISSION
CONTROL MODULE
(EGS)
L4 L3 L2 L1
13 12
ES
A6000
ENGINE CONTROL
MODULE (DME)
54
87a
K6300
ENGINE CONTROL
MODULE RELAY 2460.4-00
L1 L2 L3 L4
P
R
N
D
4
3
21101
1000
1110
0001
0011
1011
0010P90
FRONT POWER
DISTRIBUTION BOX
533153
Y8505y
TRANSMISSION
VALVE UNIT 2460.4-01
2686
2232 33 30 4
S30
BRAKE LIGHT
SWITCH
48
2460.4-03
2460.4-02
25A2w
INSTRUMENT
CLUSTER 2460.4-0293736
162115
TXD
X700088
34 2845
2460.4-04
X7000
X7000
M
G6430
B+ JUMP START
JUNCTION POINT
F285AF2610A

44

42 1423
19A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.4-00252
Y19
SHIFT–LOCK
10P90
FRONT POWER
DISTRIBUTION BOX
F4615A
S30
BRAKE LIGHT
SWITCH
57A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 2460.4-038283
2460.4-002460.4-00
2460.4-03
60
2027 17
2460.4-02S8507
KICK–DOWN
SWITCH
18
EGS A5S 310Z
2460.4 ELECTRONIC TRANSMISSION CONTROL (EGS A5S 310Z)