oil BMW 318ti 1998 E36 Electrical Troubleshooting Manual





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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


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6211.0-04
A
F4615A
16K16
HAZARD FLASHER
RELAY S7
COMBINATION
SWITCH
F275A
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER F31
5A
A6000
ENGINE CONTROL
MODULE (DME)
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR1
B10
VEHICLE SPEED
SENSOR 6211.0-04G6509
GENERATOR
5B
D+ C
S2
IGNITION SWITCH 6211.0-00
F235AF1515A NSW
232248B
6312.0
16312.036313.04A
6313.0
1B
6313.0
2A
LIGHT SWITCH
DETAILS
6300.0 #!;
15
A64
WIPER/WASHER
MODULE (LOW II) 6211.0-03A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 6211.0-03N9
RADIO 6211.0-03A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-03
2
A51
WIPER/WASHER
MODULE 6211.0-03
2017
B6
FUEL LEVEL
SENSOR 6211.0-04B25y
FUEL TANK
SENSOR II
34A617
S31
PARK BRAKE
SWITCH14
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 6211.0-00
6211.0-0018
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-0019
B6231
OIL PRESSURE
SWITCH5
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 6211.0-0119
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
A52
SLIP CONTROL
MODULE
(ABS/ASC)
243
1230.0A
B
6211.0-01 6211.0-01
6211.0-00A
B
A= X16B= X17C= X271
BAB
6211.0-02
6211.0-02 6211.0-05
9
B
2316
6300.0
S14
DRIVER’S DOOR
JAMB SWITCH6211.0-04
D100
DATA LINK
CONNECTOR
13
S2
IGNITION SWITCH 6211.0-05
22 B
H10
CHIME MODULE 6211.0-05
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-00 14
1221
6211.0-00
A202
ABS CONTROL
MODULE/
HYDRAULIC UNIT
ABS ASC
6211.0-02
12
X16
TXD
6211.0 INSTRUMENT CLUSTER




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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
10Not used
11Not used
12Not used
13Not used
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)
21Not used
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




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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
10Not used
11Not used
12EASC signalASC control module
13ATI-measurement signal (fuel consumption)Engine control module (DME)
14ESeat belt warning lamp controlDriver’s seat belt switch
15ES/A reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distibution box, fuse 46
17ACoolant temperature sensor (–)Coolant temperature sensor
18ECoolant temperature sensor (+)Coolant temperature sensor
19EOil pressure warning lamp controlOil pressure switch
20Not used
21EABS warning lamp (ABS)ABS control module/hydraulic unit/Slip
control module (ABS/ASC)
22EIgnition key warning/Audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch
24Not used

1 X6031
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX F27
5A
X1623
X1001714




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INDICATORS
INSTRUMENT CLUSTER
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
7) TACHOMETER
X62322B6232
ENGINE COOLANT
TEMPERATURE
SENSOR15
R
18X1620
.5 SW
GROUND
DISTRIBUTION
0670.4.5 BR/VI
3
TACHOMETER
X10010
31
1112
17
.5 BR/GE 24 X16
31
TEMPERATURE
GAUGE
X8015
A6000
ENGINE CONTROL
MODULE (DME) X6000
7
TD 12B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSURE
19
1 X6232
23
.5 SW20 X20
.35 BR/GN
X6231
1
X1715
.35 WS/GN
19
X60027
 

.5 WS/GN
D100
DATA LINK
CONNECTOR.5 SW
.5 SW
.5 SW
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
12 X1659
.35 SW
X1047
16
.5 GR
.5 GR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 8 X22
.35 SW
CHECK
ENGINE
WITHOUT EGS
.5 BR/GN .5 BR/VI .5 BR/GE
80 8 X20
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 40 X8500
.5 SW
1 X6002
D100
DATA LINK
CONNECTORTD




COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION
B72 . . FUEL TANK PRESSURE SENSOR . . . RH rear wheel well, behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-1

B78 . .

DRIVER’S SIDE IMPACT SENSOR . . .

LH B–pillar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29-3




B79 . .

PASSENGER’S SIDE IMPACT
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . .
RH B–pillar






B6203

CRANKSHAFT POSITION/RPM
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . .
under RH front of car rear of radiator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

08-1


B6205 INTAKE AIR TEMPERATURE SENSOR LH side of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-3
B6209 HALL EFFECT CAMSHAFT SENSOR . front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-2

B6217

HOT FILM AIR MASS METER . . . . . . . .

top front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

09-3


B6231 OIL PRESSURE SWITCH . . . . . . . . . . . . LH front of engine below intake manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1


B6232

ENGINE COOLANT TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . .
behind RH fresh air cowl below intake manifold . . . . . . . . . . . . . . . . . . . . . . .

28-1


B6240 KNOCK SENSOR . . . . . . . . . . . . . . . . . . . top front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26-2

B9508
PRESSURE SWITCH . . . . . . . . . . . . . . . .
near RH headlight assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
08-3



B62001

OXYGEN SENSOR (IN FRONT OF
CATALYTIC CONVERTER) . . . . . . . . .
under center of car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

25-1




B62002

OXYGEN SENSOR (BEHIND
CATALYTIC CONVERTER) . . . . . . . . .
under center of car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

26-3


C101 . CONTACT RING . . . . . . . . . . . . . . . . . . . . top of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-1
D100 . DATA LINK CONNECTOR . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-2

D110 .
OBD II CONNECTOR . . . . . . . . . . . . . . . .
center console right . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24-3

E7 . . . . LEFT HEADLIGHT . . . . . . . . . . . . . . . . . . front LH side of engine compartment




COMPONENT LOCATION CHART
:





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COMP.8500.0 7100.0LOCATION DESCRIPTION

S61y .
LUGGAGE COMPARTMENT LIGHT
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
underside of luggage compartment lid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

22-2


S75 . . BLOWER SWITCH . . . . . . . . . . . . . . . . . . center of dash



S77 . .



DRIVER’S MAKE–UP MIRROR
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .


above LH sun visor in sun visor bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


24-1





S78 . .

PASSENGER’S MAKE–UP MIRROR
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
above RH sun visor in sun visor bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

15-1


S82y . FOG LIGHT SWITCH . . . . . . . . . . . . . . . . on instrument cluster
S126y DRIVER’S POWER WINDOW SWITCH center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-2

S127y
PASSENGER’S POWER WINDOW
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

19-2



S198 .
JET HEATER THERMOSWITCH . . . . . .
front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29-2

S218 . REAR DEFOGGER SWITCH . . . . . . . . . center console
S235 . STARTER IMMOBILIZATION SWITCH . LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3
S238 . FOLDING SUNROOF SWITCH . . . . . . . in roof panel

S302 .

CENTRAL LOCKING SWITCH . . . . . . . .

center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

19-2


S530 . IHKS CONTROL SWITCH . . . . . . . . . . . . center of dash
S531 . TEMPERATURE WHEEL SWITCH . . . . center of dash

S8503
PROGRAM SWITCH . . . . . . . . . . . . . . . .
center console



S8507 KICK–DOWN SWITCH . . . . . . . . . . . . . . LH footwell
S8511 REVERSING LIGHT SWITCH . . . . . . . . under front of car LH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3
T6151 CYL. 1 IGNITION COIL . . . . . . . . . . . . . . RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3




COMPONENT LOCATION CHART
:





 !
 

COMP.8500.0 7100.0LOCATION DESCRIPTION
T6152 CYL. 2 IGNITION COIL . . . . . . . . . . . . . . RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3

T6153

CYL. 3 IGNITION COIL . . . . . . . . . . . . . .

RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10-3


T6154 CYL. 4 IGNITION COIL . . . . . . . . . . . . . . RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3
X0 . . . . B+ JUNCTION POINT . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-2

X2 . . . .
BATTERY B+ START POINT . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
03-2

X9 . . . .

B+ JUNCTION POINT . . . . . . . . . . . . . . .

rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

03-2


X13 . . (30 PINS, BLACK) . . . . . . . . . . . . . . . . . . LH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-2 00-4
X14 . . (30 PINS, NATURAL) . . . . . . . . . . . . . . . . LH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-2 00-4

X16 . .
(26 PINS, NATURAL) . . . . . . . . . . . . . . . .
LH side of dash rear side of instrument cluster, A2w . . . . . . . . . . . . . . . . . . .
17-3
00-2
X17 . . (26 PINS, BLUE) . . . . . . . . . . . . . . . . . . . . LH side of dash rear side of instrument cluster, A2w . . . . . . . . . . . . . . . . . . . 17-3 00-2
X20 . . (25 PINS, BLACK) . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-2 04-2
X22 . . (26 PINS, GRAY) . . . . . . . . . . . . . . . . . . . behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-2 00-2
X32 . .

(12 PINS, NATURAL) . . . . . . . . . . . . . . . .

LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20-2

02-4
X33 . . (12 PINS, BLACK) . . . . . . . . . . . . . . . . . . LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-2 02-4
X35 . . (12 PINS, NATURAL) . . . . . . . . . . . . . . . . below LH side of dash RH side of steering column . . . . . . . . . . . . . . . . . . . . 20-2 02-4

X44 . .
(9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . .
Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . .


03-4
X45 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . 03-4
X51 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . 03-4
X52 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . 03-4
X53 . .

(9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . .

Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . .



03-4
X56 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . 03-4

B6231
OIL PRESSURE
SWITCH
X6231




COMPONENT LOCATION VIEWS




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B6209
HALL EFFECT CAM-
SHAFT SENSOR
R6252
THROTTLE
POSITION SENSORX6130
X6252
Y6130
IDLE SPEED
CONTROL VALVE

T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL T6151
CYL. 1 IGNITION
COILT6154
CYL. 4 IGNITION
COIL
X6150