EWS BMW 318is 1999 E36 Electrical Troubleshooting Manual




44 162078308546
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
T6151
CYL. 1 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
S2
IGNITION SWITCH
1210.20-03
31Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE
Y6104
CYL. 4 FUEL
INJECTION VALVE 1210.20-01
26
1210.20-02
RXD
TXD 87
88
R6252
THROTTLE
POSITION
SENSOR 1210.20-05
B6205
INTAKE AIR
TEMPERATURE
SENSOR 1210.20-05
B6203
CRANKSHAFT
POSITION/RPM
SENSOR 1210.20-04
B62001
OXYGEN SENSOR
(IN FRONT OF
CATALYTIC
CONVERTER) 1210.20-04
Y6120
EVAPORATIVE
EMISSION VALVE 1210.20-01
61
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-06A6000
ENGINE CONTROL
MODULE (DME)
49
2250
23T6152
CYL. 2 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL 1210.20-03
X6000

X6000
862853X6000
54
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-00
11
1210.20-08
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
1210.20-08
B8y
PRESSURE
SWITCH
1210.20-06
S36y
DOUBLE
TEMPERATURE
SWITCH
68
1210.20-05
K21
NORMAL SPEED
RELAY
57
G6430
B+ JUMP START
JUNCTION POINT0670.2
58Y199
CARBON
CANISTER VALVE
Y6131
INTAKE AIR RES-
ONANCE CHANGE-
OVER VALVE
Y6263
FUEL CHANGE-
OVER VALVE 1210.20-09
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002



B6209
HALL EFFECT CAM-
SHAFT SENSOR 1210.20-04
B6217
HOT FILM AIR
MASS METER
45
1210.20-06
1721
M2
FUEL PUMP
Y6133
AIR PUMPK6301w
FUEL PUMP RELAY
K6304
SECONDARY AIR
PUMP RELAY
1210.20-041210.20-09
56
K6326
UNLOADER RELAY,
TERMINAL 15 1210.20-02
1210.20-05
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
10838
A2w
INSTRUMENT
CLUSTER
4280
F165AP90
FRONT POWER
DISTRIBUTION BOX 1210.20-08
36K19
COMPRESSOR
CONTROL RELAY
1210.20-08
191
B6240
KNOCK SENSOR 1210.20-05
40707174
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 1210.20-05
34 55679
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-06
323
G6430
B+ JUMP START
JUNCTION POINT0670.2
SPARK PLUGS1210.20-07 1210.20-06
463
G6430
B+ JUMP START
JUNCTION POINT0670.2
1210.20-05
60
DATA LINK
0670.5
77
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-04
B9508
PRESSURE
SWITCH
X6000
D100
DATA LINK
CONNECTOR
1210.20-01
1210.20-09

Y6163
SECONDARY AIR
PUMP VALVE
66 651210.20-04
72
B72
FUEL TANK
PRESSURE
SENSOR 1210.20-05
69
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)





Pin Assignments





E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
89
MOxygen sensor heating groundOxygen sensor (behind catalytic converter)
90AActivate valveIdle speed control valve
91AActivate valveCyl. 1 fuel injection valve
92AActivate valveCyl. 4 fuel injection valve
93Not used
94MGround, fuel injection valve output stagesGround point
95Not used
96A“Check engine” indicator controlInstrument cluster
97Not used
98EDrive away protection signalElectronic immobilizer control module
(EWS II)
99EActivate A/CPressure switch
100Not used
101Not used
102Not used
103Not used
104EIntake air temperatureIntake air temperature sensor
105MGroundHot film air mass meter
106Not used
107EOxygen sensor signalOxygen sensor (in front of catalytic
converter)
108ECrankshaft position/RPMCrankshaft position/RPM sensor
109ECamshaft positionHall effect camshaft sensor
11 0ACyl. 3 ignition coil controlCyl. 3 ignition coil
111ACyl. 4 ignition coil controlCyl. 4 ignition coil
11 2Not used
11 3Not used
11 4EBattery voltageB+ jump start junction point
11 5AEngine control module relay controlEngine control module relay, terminal 85
11 6MGround for electronics and shielding of
sensorsGround point

X14








ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
7071
X16594
.5 SW/VIX228
.35 GN
15
10
X600074
B6232
ENGINE
COOLANT
TEMPERATURE
SENSOR 1 X6256
A2w
INSTRUMENT
CLUSTER
CYL. 1 AND 2W9110
SHIELD
53
44 INSTRUMENT
CLUSTER
6211.040
.5 BR/SW
16
X171718
2 7
83
24
A2w
INSTRUMENT
CLUSTER
X1621
.5 WS/SW
TIA6000
ENGINE CONTROL
MODULE (DME)
3
X62564
2 X62521
X6252
R6252
THROTTLE
POSITION
SENSOR
.5 BR/SW.75 GR/WS .5 BR/VI
X6461
.5 BR/RT
1 X6205
B6205
INTAKE AIR
TEMPERATURE
SENSOR
.5 BR/SWX6205
2
.5 BR/RT .75 BR/SW
CYL. 3 AND 4
4 X62403
B6240
KNOCK SENSOR
W9110
SHIELD
21
W9110
SHIELD W9110
SHIELD .35 SW .35 SW

.5 BR/
VI.5 BR/GE
.5 BR/
VI.5 BR/GE .5 WS/SW
.5 WS/SW
3
31
31
.5 GR/WS
.5 BR/SW
11X2012
15K21
NORMAL SPEED
RELAY
X525
.5 RT/WS
578
.35 WS/SW85b
X20
X6000
31
19
1 X131713
X13171
B72
FUEL TANK
PRESSURE
SENSOR .5 GR/WS
2
6 X60315
.5 BR/SW
72
18 X1420
X60317.5 BR/SW
.5 GE/RT
.5 GE/RT
.5 GE/RT.5 GR/WS
.5 GR/WSX10169
.35 SW/GR





DATA LINK








ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
8060
DATA LINK
0670.5
8788 X6000
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
X20
20
X8015
.5 SW
.5 SW.5 WS/GE
TD
.5 WS/VIA8500
TRANSMISSION
CONTROL MODULE
(EGS)
17
15
18
X6002
.5 WS/VI
X6866
X6863
.5 WS/GE .5 WS/GE
.5 WS/VI .5 WS/GE
A6000
ENGINE CONTROL
MODULE (DME) TXD RXD D100
DATA LINK
CONNECTOR
87 88 X8500
RXD TXD
.5 SW

X1005411
.35 SW
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
X1527
6
.35 SW
X1620
3
.5 SW
X1047
.5 SW
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
12
.35 SWX1659
.75 WS/GN
.75 WS/GNX6860
60
1
X6002D100
DATA LINK
CONNECTOR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
8 X22
40
.35 SW TD
TD.75 WS/GN
.5 SW
31
15







18 X20
1X16597
GROUND
DISTRIBUTION
0670.4
X173
X16599 35
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
2.5 SW/GE
2.5 SW/GE 2.5 GN/SW
X6810323i, 328i, M3
1240.0-02 2.5 SW/GEFUSE DETAILS
0670.3
F315A
X100182P90
FRONT POWER
DISTRIBUTION BOX



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)

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

L4







ELECTRONIC TRANSMISSION CONTROL (EGS A5S 310Z)
P90
FRONT POWER
DISTRIBUTION BOX
L4H27
LEFT BACK UP
LIGHTL3L2 L1A7000
TRANSMISSION
CONTROL MODULE
(EGS)937836 X7000
8674
.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 RE-
VERSE
X100171216
2 X5115
R
5 X319
X191
212019X6918A8
CRUISE CONTROL
MODULE
(TEMPOMAT)5X22
.35 BR/SW .5 BR/SW
X10012
58g
2 X1193
X1019
LIGHT SWITCH
DETAILS
6300.0
1 X1193
E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT
GROUND
DISTRIBUTION
0670.4
.5 BR/WS .5 BL/WS .5 BR/SW .5 BL/SW.5 BR/SW.5 GR/RT
.5 GR/RT FUSE DETAILS
0670.3
L1 L2 L3
P
R
N
D
4
3
21 101
1 000
1 110
0 001
0 011
1 011
0 010
E46
LEFT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLY FUSE DETAILS
0670.3
1 BL/GE
011 0
F285A
31
F2610A
1 01 002
313131
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) 9 X1659
L4 L3 L2 L1
1 BL/GE
4 X13
1 X319
X13006
GROUND
DISTRIBUTION
0670.4
EGS A5S 310Z

1
80

 




F315A
30
X173
F285A
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2ELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4
1
2
FUSE DETAILS
0670.3
X5115 16
X511
7
X191
.35 BR/
SW
.5 BR/SW
9
GROUND
DISTRIBUTION
0670.4P90
FRONT POWER
DISTRIBUTION BOX
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
15 5
7.35 SW/GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START3
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659
8
.5 SW/GN 2.5 GN/SW X1071
1X209
4
8 X33
2.5 SW/GE
1 X1659
2.5 SW/GE
18 X20
4
.35 GN
7
.5 SW/VI
18 X6000
A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION2.5 SW/GE N4
ON–BOARD
COMPUTER
318i L2
TD 12
.35 SW
.5 SW
36 318i
X1047
X8015INSTRUMENT
CLUSTER
6211.0
20 X20.5 SW
.5 SW
START
1240.0 10 .5 GN
X10017
F457.5A
30 X10018
X189943
X18994
2S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH
PEDAL FULLY
DEPRESSED 112
GROUND
DISTRIBUTION
0670.47
WITHOUT EGSWITH EGS .5 BR/SW FUSE DETAILS
0670.3
FUSE DETAILS
0670.3
0
2
10
3

A =
B =
C
=
D
=
E
=
15 5
 




P90
FRONT POWER
DISTRIBUTION BOXF3525A
B
X10182
11
LIGHT SWITCH
DETAILS
6300.0
C41 26
2
A
9
11101
N17
CRASH CONTROL
MODULE 6350.0-01
E
S61y
LUGGAGE
COMPARTMENT
LIGHT SWITCH E101
LEFT LUGGAGE
COMPARTMENT LIGHT 6320.0-01
6320.0-01
14
M12
DRIVER’S DOOR
LOCK MOTOR
K117
LUGGAGE
COMPARTMENT
LID RELAY
S214
CONVERTIBLE TOP
STORAGE LID MI-
CRO SWITCH
5126.0-00
M13
PASSENGER’S
DOOR LOCK
MOTOR 5126.0-00
229B1
M16
GAS FILLER LOCK
MOTOR
5126.0-02
5126.0-01
3 D16 C
M107
GLOVE BOX LOCK
MOTOR 5126.0-00
5126.0-00
15 B5A
X13252
X13253
X13254
X13255
RXD
TXDA104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
CONVERTIBLE
CONVERTIBLE
15
M17
LUGGAGE
COMPARTMENT
LOCK MOTOR 5126.0-01
A836
ELECTRONIC
IMMOBILIZER
CONTROL
MODULE (EWS II) 5126.0-03 A
S302
CENTRAL LOCKING
SWITCH
F75A
A96
CONVERTIBLE TOP
CONTROL MODULE 5430.1-00
CONVERTIBLE
CONVERTIBLE COUPE
4
CONVERTIBLE COUPE
18
A96
CONVERTIBLE TOP
CONTROL MODULEA56
TILT/SLIDE SUN-
ROOF CONTROL
ASSEMBLY
19 C
P90
FRONT POWER
DISTRIBUTION BOX
5126.0-02 5126.0-02
S47
DRIVER’S DOOR
LOCK SWITCH5126.0-02
S49
PASSENGER’S
DOOR LOCK
SWITCH
13 C
5430.1-005430.1-00
AUTOMATIC
CONVERTIBLE TOPPOWER TILT/SLIDE
SUNROOF
19 D
14 DC
E102
RIGHT LUGGAGE
COMPARTMENT
LIGHT CONVERTIBLE
CONVERTIBLE
11B
CONVERTIBLE
6330.3-01 6330.3-00
E34
FRONT DOME
LIGHT/MAP READ-
ING ASSEMBLY
6330.3-01 6330.3-00
E61
LEFT FRONT
FOOTWELL LIGHT
E62
RIGHT FRONT
FOOTWELL LIGHT
E39
LEFT REAR
INTERIOR LIGHT
E40
RIGHT REAR
INTERIOR LIGHTE61
LEFT FRONT
FOOTWELL LIGHT
E62
RIGHT FRONT
FOOTWELL LIGHT
E39
LEFT REAR
INTERIOR LIGHT
E40
RIGHT REAR
INTERIOR LIGHTE100
HARD TOP
CONNECTOR 2E42
GLOVE BOX LIGHT E34
FRONT DOME
LIGHT/MAP READ-
ING ASSEMBLY 6330.3-02
6330.3-01 6330.3-006330.3-02
6330.3-03 6330.3-036330.3-02
F435A
4
6100.0 CENTRAL BODY ELECTRONICS (ZKE IV)