ABS BMW 318ti 1998 E36 Electrical Troubleshooting Manual

GROUND DISTRIBUTION
GROUNDS X498, X861, AND X1165





!


1.5 BR
Y1
ABS HYDRAULIC
UNIT
X1176
20 X11393
9
X1165
K125
ABS PUMP MOTOR
RELAY, TIMED
X113948A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT24
 

2.5 BR
.5 BRS127y
PASSENGER’S
POWER WINDOW
SWITCH
X324
4
.5 BR X3164S126y
DRIVER’S POWER
WINDOW SWITCH
X498
B2
LEFT FRONT
SPEED SENSOR –
ABS
X114
3
.5 BR
B1
RIGHT FRONT
SPEED SENSOR –
ABS
X113
3
.5 BR
2.5 BR
2.5 BRWITH ABS
Y6133
AIR PUMP
X6133
1
X861
4 BR

GROUND DISTRIBUTION
GROUNDS X1166 AND X1441





!


.5 BRX74
6
X1441
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 

1 BRA52
SLIP CONTROL
MODULE
(ABS/ASC)
X113
3
.5 BR 2
X1166
.5 BR41.75 BR19
X11395
.75 BR3
B1
RIGHT FRONT
SPEED SENSOR –
ABS
WITH ASC
X1170





BLOCK DIAGRAM
0670.5 DATA LINK






TXDRXD
D100
DATA LINK
CONNECTOR
!
CENTRAL BODY
ELECTRONICS
(ZKE IV)
6100.0
SLIP CONTROL
(ABS)
3450.0BOARD
COMPUTER
(BC – LOW)
6581.3
SLIP CONTROL
(ABS/ASC)
3450.1
CRUISE CONTROL
(TEMPOMAT)
6571.0 ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
SUPPLEMENTAL
RESTRAINT
SYSTEM (AIR BAG)
3234.0
 

ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20
DRIVE–AW AY
PROTECTION
(EWS II)
6135.0 INSTRUMENT
CLUSTER
6211.0





A52
SLIP CONTROL
MODULE
(ABS/ASC)
DATA LINK
TXD




!

X13
X183
.35 WS/VI
X442
A35y
BOARD
COMPUTER
(BC – LOW) X10245
A202
ABS CONTROL
MODULE/
HYDRAULIC UNIT X11394
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE X74
X1170
TXDTXD
TXD .35 WS/VI
.5 WS/VI .5 WS/VI
27
36
9TXD
0670.5-01
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) X10182TXD .5 WS/VI
11
.35 WS/VI
.35 WS/VI
18
 

A8
CRUISE CONTROL
MODULE
(TEMPOMAT) X22TXD .35 WS/VI
17
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659
.35 WS/VI
2
TXD.5 WS/VI
A2w
INSTRUMENT
CLUSTER X16TXD .35 WS/VI
12

49
50
22
23
65Y199
CARBON
CANISTER VALVE 1210.20-08


!
44 162078308546 X6000
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
S2
IGNITION SWITCH
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 1210.20-04B6205
INTAKE AIR
TEMPERATURE
SENSOR 1210.20-04
B6203
CRANKSHAFT
POSITION/RPM
SENSOR 1210.20-03
B62001
OXYGEN SENSOR
(IN FRONT OF
CATALYTIC
CONVERTER) 1210.20-03
Y6120
EVAPORATIVE
EMISSION VALVE 1210.20-01
61
A8500
TRANSMISSION
CONTROL
MODULE (EGS) 1210.20-05A6000
ENGINE CONTROL
MODULE (DME)
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL 1210.20-02
X6000

X6000
862853X6000
54
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-00
11
1210.20-07
A107
INTEGRATED
HEATING– AND
CLIMATE CONTROL
MODULE
1210.20-07
B9508
PRESSURE
SWITCH
1210.20-05
S36y
DOUBLE
TEMPERATURE
SWITCH
68
1210.20-05
K21
NORMAL SPEED
RELAY
5758Y6131
INTAKE AIR RES-
ONANCE
CHANGEOVER
VA LV E 1210.20-01
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002
7

7
B6209
HALL EFFECT
CAMSHAFT
SENSOR 1210.20-03
B6217
HOT FILM AIR
MASS METER
45
1210.20-05
1721
F1815A
P90
FRONT POWER
DISTRIBUTION
BOX
M2
FUEL PUMPK6301w
FUEL PUMP
RELAY
1210.20-031210.20-03
631210.20-0360
D100
DATA LINK
CONNECTOR
56
K6326
UNLOADER RELAY,
TERMINAL 15 1210.20-02
1210.20-04
A836
ELECTRONIC
IMMOBILIZER CONTROL
MODULE (EWS II)
10
A35y
BOARD COMPUTER
(BC – LOW)
838
A2w
INSTRUMENT
CLUSTER
4280
1210.20-07
S530
IHKS CONTROL
SWITCH
69
1210.20-07
A107
INTEGRATED
HEATING– AND
CLIMATE CONTROL
MODULE
F165AP90
FRONT POWER
DISTRIBUTION BOX
36K19
COMPRESSOR
CONTROL RELAY
1210.20-07
86
85
19177
B6240
KNOCK SENSOR 1210.20-04
407071
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-03
74
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 1210.20-04
34 556
1210.20-05
A202
ABS CONTROL
MODULE/
HYDRAULIC UNIT
79
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-05
323
SPARK PLUGS1210.20-04
1210.20-06 1210.20-05
ASC ABS 4
POWER
DISTRIBUTION
0670.2
POWER
DISTRIBUTION
0670.2
1210.20-07
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
Y6133
AIR PUMPK6304
SECONDARY AIR
PUMP RELAY
1210.20-081210.20-08
POWER
DISTRIBUTION
0670.2
Y6163
SECONDARY AIR
PUMP VALVE 1210.20-08
66Y6263
FUEL CHANGE-
OVER VALVE 1210.20-08
P90
FRONT POWER
DISTRIBUTION
BOX 1210.20-08F25A
1210.20-04
B72
FUEL TANK
PRESSURE
SENSOR
72
64
* *
*
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)


 



 !
Pin Assignments

E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
58
AActivate valveIntake air resonance changeover valve
59Not used
60EProgramming voltageData link connector
61AActivate valveEvaporation emission valve
62Not used
63AActivate relayFuel pump relay
64AActivate relay/valveSecondary air pump relay/Secondary air
pump valve
65AActivate valveCarbon canister valve
66AActivate valveFuel changeover valve
67Not used
68ESignal above 80 CDouble temperature switch
69EA/C-ON-signalAir conditioning operating unit
70ECyl 1-2 knock sensorKnock sensor
71MGround for sensorsTemperature-/ knock-/ throttle
position-sensors
72EFuel tank pressure signalFuel tank pressure sensor
73Not used
74ETemperature signalEngine coolant temperature sensor
75Not used
76Not used
77EOxygen sensor signalOxygen sensor (behind catalytic converter)
78ECrankshaft position/RPMCrankshaft position/RPM sensor
79ESpeed signal right rearABS/ASC control module
80ECrankshaft RPM speed signal TDInstrument cluster
81Not used
82Not used
83EVehicle speed signalOn-board computer
84Not used
85E/ACAN-LOWEGS/ASC control module
86E/ACAN-HIGHEGS/ASC control module
87ARxD diagnosis data lineData link connector
88E/ATxD diagnosis data lineData link connector





!


ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
34
86
X600068
S36y
DOUBLE
TEMPERATURE
SWITCH X1137955
6
1210.20-00
85 X6000
A6000
ENGINE CONTROL
MODULE (DME)
3
2.5 BR 2.5 BR
.35 SW/GN 2.5 BR
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X1170
67
799
.35 SW .35 GE
.75 BR/RT
57
8K21
NORMAL SPEED
RELAY
X52
5
.5 RT/WS
1X62174
45
2
17
3 X6217
1.5 RT/WS
.5 GR/VI .5 GR/BL

+–
X203
.5 GR/VI
X6454
CAN LOW CAN HIGH
GROUND
DISTRIBUTION
0670.485
CAN LOW CAN HIGH
GROUND
DISTRIBUTION
0670.4
.35 SW/GR
.35 GE .35 SW B6217
HOT FILM AIR
MASS METER
8
A2w
INSTRUMENT
CLUSTER X16
16 .5 GR
1
.5 GR
42
X17
13 .5 GN/RTX6031
3
.5 GN/RT
31313131
 

A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500
8685
CAN LOW CAN HIGH
A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT
X11394
21
.5 WS/GR/GE37.5 WS/GR/GE.5 GE .5 BR
28
X6454
GROUND
DISTRIBUTION
0670.4
31
WITH ABS WITH ASC
12X20
X7846
X7845
.35 GE .35 SW



 !
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 2460.2-02
F285A
26
2460.2-00
36379
TXD
X850088
2460.2-01
48
F2610AP90
FRONT POWER
DISTRIBUTION BOX
204513 2718
S8507
KICK–DOWN
SWITCH 2460.2-043428
 " 1 

'
 
 +
 1 
" 
 
F4615AP90
FRONT POWER
DISTRIBUTION BOX
10
Y8505y
TRANSMISSION
VALVE UNIT
522 2460.2-03
AM
X8500
X8500
EGSA4S 270R
2460.2-04
5330334322114
N
S
42 15
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-02
8586
A2w
INSTRUMENT
CLUSTER 2460.2-04
25
5552
Y19
SHIFT–LOCK 2460.2-03
2
4046
A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-02
12 17
NOT USED
6
POWER
DISTRIBUTION
0670.2
RXD 87
60
D100
DATA LINK
CONNECTOR
2460.2-04
57
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
NOT USED
2460.2 ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)

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





 

3450.0 SLIP CONTROL (ABS)




!



14
FUSE DETAILS
0670.316P90
FRONT POWER
DISTRIBUTION BOX
F275A
X10018
F3830A
X1139424
A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT
GROUND
DISTRIBUTION
0670.4
32X10018
F4615A
2
F215A
X1001720
F1030A
X10015
21 X17
23 X16
21
A2w
INSTRUMENT
CLUSTER1
X78
2 X78
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
A6000
ENGINE CONTROL
MODULE (DME)
79 X6000
.5 WS/GR/GE
21
9 X20
.75 BR/RT
1816
FUSE DETAILS
0670.3
4259X11394
7
DATA LINK
0670.5
, .#
8
GROUND
DISTRIBUTION
0670.4
FUSE DETAILS
0670.3
1.5 BL/RT
.35 WS/VI X181
TXD


.35 BL/RT .35 GR/SW/GEBRAKE LIGHTS
6325.0FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
31
X116
X116
S29
BRAKE LIGHT
SWITCH
1) NORMAL
STATE
2) BRAKE PEDAL
DEPRESSED
31
WITH EGS