BMW 318ti 1998 E36 Electrical Troubleshooting Manual
Page 101 of 281
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
.5 GE/BL
POWER, PROGRAM SWITCH
!
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 .35 GE/WSNOT USED
AM
X850026 1 RT
X6410
POWER
DISTRIBUTION
0670.2
31
Page 102 of 281
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
9
31313131
GEAR SELECTOR SWITCH
!
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
X5113S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
2) CLOSED IN
REVERSE
2 X5115
L4 L3 L2 L1
R
E46
LEFT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLY
7
X319
5
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
1 BL/GE
X428BACK UP LIGHTS
6322.0 FUSE DETAILS
0670.3
01
X13006
01010102
16X1001712EGS A4S 270R
E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT 2
X1193
1 1 GR/RT
X1193
GROUND
DISTRIBUTION
0670.4
X10012
LIGHT SWITCH
DETAILS
6300.0 58g
X1019
.5 GR/RT
1 BL/GE
FUSE DETAILS
0670.3
1 BL/GE
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659
5
Page 103 of 281
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
!
K6300
ENGINE CONTROL
MODULE RELAY
425V (15)
.5 GE22
.5 SW52A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X63002
1.5 RT/WS
ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20
X6821
87
4 RT/WS
54
X8500
31
W8505
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS).5 VI
85
85
86
86
.35 SW .35 GEA6000
ENGINE CONTROL
MODULE (DME)
CAN-LOW CAN-HIGH
X8500
7X11706
.5 BR .5 GEA52
SLIP CONTROL
MODULE
(ABS/ASC)
X7845
X7846
1.5 RT/WS
55
53
.5 RT
CAN-LOW CAN-HIGH CAN-LOW CAN-HIGH
1X202.35 GE .35 SW
.35 SW .35 GE
K19
COMPRESSOR
CONTROL RELAY
X515
.5 SW/BLX600080
40
.5 SW
.5 SW
X204
.5 SW/BLINSTRUMENT
CLUSTER
6211.0 X8015
36
46
.5 SW/BL
.5 SW/BL
X8056
Page 104 of 281
!
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
9
327
.5 BL
4 11
.5 VI
X11782
332
.5 GN
301
.5 OR
2 .5 BR/VI
21 .5 TR
2
14 .5 SW
X8500
8
1X8505
.5 VI .5 GE .5 VI
31313131313131
W8505
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS)
31 15
1
X8516
X8516
Y8505y
TRANSMISSION
VALVE UNIT
1) SOLENOID
VALVE 1
2) SOLENOID
VALVE 2
6) HYDRAULIC
PRESSURE
REGULATOR
7) TORQUE
CONVERTER
CLUTCH
SOLENOID
VA LV E
8) OIL
TEMPERATURE
SENSOR
9) SPEED
SENSOR
11) SOLENOID
VALVE BAND .5 SW
.75 BR
X8073
5 6
.5 GR
31
.5 RT
X1178
.5 VI
15
X69
X6916 .5 BR/VI X8505
Y19
SHIFT–LOCK
14 24
112 911 16 6
Page 105 of 281
.5 GR/BR
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH
!
15
5V (15)
25
34 6 18 X8500
X85071X69
17 25X16
5A2w
INSTRUMENT
CLUSTER
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED GROUND
DISTRIBUTION
0670.4 .5 GR/BR
.75 GR/GE
1.5 SWAUSF
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X6912
10
.5 BL/RT .75 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
FUSE DETAILS
0670.3
1 2
31
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
87 .5 WS/GE
RXD88 .5 WS/VI
TXD
DATA LINK
0670.5
GROUND
DISTRIBUTION
0670.4
X781
2 1
2X78
60 .75 WS/GNX8500
X6454
28
GROUND
DISTRIBUTION
0670.4
F275A
23 X16
FUSE DETAILS
0670.3
X1001714
48
X78
3X69
11 .5 BR/GR
43
.5 BR/GR
4 X78
GROUND
DISTRIBUTION
0670.4
X173
57
7 14 .35 GE/BR
S30
BRAKE LIGHT
SWITCH
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL)
.35 GE/BR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) X22
!
1 1 1
Page 106 of 281
!
A2w
INSTRUMENT
CLUSTER
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE20
A113
SEAT OCCUPANCY
DETECTOR 3234.0-03
F427.5A
2112
F275AP90
FRONT POWER
DISTRIBUTION BOX
34X74
X74
159
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
8
G6
PASSENGER’S AIR
BAG GAS
GENERATOR
13 14
3234.0-00
G5
DRIVER’S AIR BAG
GAS GENERATOR
C101
CONTACT RING
10 11
G14
LEFT SIDE AIR BAG
GAS GENERATOR
16 17
3234.0-01G15
RIGHT SIDE AIR
BAG GAS
GENERATOR
18 19
3234.0-01G12
DRIVER’S SIDE
PYROTECHNICAL
BELT TENSIONER
12
3234.0-02G13
PASSENGER’S
SIDE
PYROTECHNICAL
BELT TENSIONER
34
3234.0-02
B78
DRIVER’S SIDE
IMPACT SENSORB79
PASSENGER’S
SIDE IMPACT
SENSORS59
PASSENGER’S
SEAT BELT SWITCHS58
DRIVER’S SEAT
BELT SWITCH
57
3234.0-01 3234.0-013234.0-023234.0-023234.0-02 3234.0-00
D100
DATA LINK
CONNECTOR 3234.0-02
3234.0-006
3234.0-000670.5
TXD
I1008
SEAT MAT 3234.0-03
3234.0 SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)
Page 107 of 281
!
Pin Assignments
E = Input, A = Output, M = Ground
X74
Pin Type Description/Function Connection
1
APyrotechnical belt tensionerDriver’s side pyrotechnical belt tensioner
2APyrotechnical belt tensionerDriver’s side pyrotechnical belt tensioner
3APyrotechnical belt tensionerPassenger’s side pyrotechnical belt
tensioner
4APyrotechnical belt tensionerPassenger’s side pyrotechnical belt
tensioner
5EPower supplyFront power distribution box, fuse 42
6MGroundGround point
7AAir bag warning indicatorInstrument cluster
8EBelt switchPassenger’s seat belt switch
9E/ATxD diagnostic data lineData link connector
10AAir bag (+)Driver’s air bag gas generator
11AAir bag (–)Driver’s air bag gas generator
12EBelt switchDriver’s seat belt switch
13AAir bag (+)Passenger’s air bag gas generator
14AAir bag (–)Passenger’s air bag gas generator
15ESeat occupancy detectorSeat occupancy detector
16AGas generatorGas generator, left side air bag
17AGas generatorGas generator, left side air bag
18AGas generatorGas generator, right side air bag
19AGas generatorGas generator, right side air bag
20EImpact sensorDriver’s side impact sensor
21EImpact sensorPassenger’s side impact sensor
22Not used
23Not used
24Not used
25Not used
26Not used
27Not used
28Not used
29Not used
Page 108 of 281
!
Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
30
Not used
31Not used
32Not used
33Not used
34ACrash signalBody electronics control module (ZKE IV)
35Not used
36Not used
37Not used
38Not used
39Not used
40Not used
41Not used
42Not used
43Not used
44Not used
45Not used
46Not used
47Not used
48Not used
49Not used
50Not used
Page 109 of 281
SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)
!
X1614
X1426
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
FUSE DETAILS
0670.3
A2w
INSTRUMENT
CLUSTER
10) AIR BAG X16
23
.5 BL/SW
.5 GE/SW.5 GE/BR
1 X7832
G5
DRIVER’S AIR BAG
GAS GENERATOR
.5 BR.5 BLC101
CONTACT RING
DATA LINK
0670.5
.5 WS/VI
TXD
79
12 X9997
.5 BL/SW
G6
PASSENGER’S AIR
BAG GAS
GENERATOR 1 2 X782
13 14
.5 BL/SW .5 BL/BR
X746
X1441
GROUND
DISTRIBUTION
0670.4
5
FUSE DETAILS
0670.3
24 X10018
P90
FRONT POWER
DISTRIBUTION BOX
10 11
X1001714
F427.5AF275A
10
31
X74
.5 VI/GN
Page 110 of 281
SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)
!
1
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
FUSE DETAILS
0670.3
B78
DRIVER’S SIDE
IMPACT SENSOR X1885
2
.35 WS/BL
20
G14
LEFT SIDE AIR BAG
GAS GENERATOR
16 17
.5 BL
X13009
GROUND
DISTRIBUTION
0670.4
X1001824
P90
FRONT POWER
DISTRIBUTION BOX
F427.5A
X18853
GROUND
DISTRIBUTION
0670.41
B79
PASSENGER’S
SIDE IMPACT
SENSOR X18862
X18863
25 X25726
1 X18832
.5 BR .5 BR
.5 BL
G15
RIGHT SIDE AIR
BAG GAS
GENERATOR
18 19
.5 GE
25 X25626
1 X18842
.5 BR .5 BR
.5 GE
21
.35 WS/GE
X74
X13009
THE DRIVER’S AND
PASSENGER’S AND
SIDE AIR BAG GEN-
ERATORS ARE
FITTED WITH
SHORTING
BRIDGES.THE BRIDGES
SHORT THE
GENERATOR
LEADS TOGETHER
TO PREVENT
UNINTENTIONAL
TRIGGERING OF
THE IGNITER
WHEN WORKING
ON THE AIR BAG
SYSTEM.
X74
.35 VI/GN.35 VI/GN