engine oil BMW 318ti 1999 E36 Electrical Troubleshooting Manual
Page 4 of 278
INDEX
COMPONENT LOCATION VIEWS 7100.0. . . . . . . . . . . . . . . . . . . . . .
COMPRESSOR CONTROL RELAY, K19 6450.6-02. . . . . . . . . . . . . .
CONNECTOR VIEWS 8500.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONTACT RING, C101 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CRANKSHAFT POSITION/RPM SENSOR, B6203 1210.20-03. . . .
CRASH CONTROL MODULE 6350.0. . . . . . . . . . . . . . . . . . . . . . . . . . .
CRASH CONTROL MODULE, N17 6350.0-00. . . . . . . . . . . . . . . . . . .
CRUISE CONTROL (TEMPOMAT) 6571.0. . . . . . . . . . . . . . . . . . . . . .
CRUISE CONTROL ACTUATOR (TEMPOMAT), M25 6571.0-01. . .
CRUISE CONTROL MODULE (TEMPOMAT), A8 6571.0. . . . . . . . .
CRUISE CONTROL SWITCH, S28 6571.0-00. . . . . . . . . . . . . . . . . . .
DATA LINK 0670.5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DATA LINK CONNECTOR, D100 0670.5. . . . . . . . . . . . . . . . . . . . . . . .
DAY LIGHT RELAY MODULE, K46z 6312.0-04. . . . . . . . . . . . . . . . . .
DEFOGGER I, REAR, E9 6424.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DEFOGGER RELAY, REAR, K13 6424.0-00. . . . . . . . . . . . . . . . . . . .
DEFOGGER SWITCH, REAR, S218 6424.0-00. . . . . . . . . . . . . . . . . .
DIGITAL CLOCK, A110 6213.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DOME LIGHT/MAP READING ASSEMBLY, FRONT, E34 6330.3-00
DOOR JAMB SWITCH, DRIVER’S, S14 6100.0-02. . . . . . . . . . . . . .
DOOR JAMB SWITCH, DRIVER’S, S14 6330.3-01. . . . . . . . . . . . . .
DOOR JAMB SWITCH, DRIVER’S, S14 6575.2-01. . . . . . . . . . . . . .
DOOR JAMB SWITCH, PASSENGER’S, S13 6100.0-02. . . . . . . . . .
DOOR JAMB SWITCH, PASSENGER’S, S13 6330.3-01. . . . . . . . . .
DOOR JAMB SWITCH, PASSENGER’S, S13 6575.2-01. . . . . . . . . .
DOOR LOCK MOTOR, DRIVER’S, M12 5126.0-02. . . . . . . . . . . . . .
DOOR LOCK MOTOR, PASSENGER’S, M13 5126.0-02. . . . . . . . . .
DOOR LOCK SWITCH, DRIVER’S, S47 5126.0-00. . . . . . . . . . . . . .
DOOR LOCK SWITCH, PASSENGER’S, S49 5126.0-00. . . . . . . . .
DOUBLE TEMPERATURE SWITCH, S36y 6450.6-03. . . . . . . . . . . .
DRIVE–AWAY PROTECTION (EWS III) 6135.1. . . . . . . . . . . . . . . . . .
ELECTRIC FOLDING SUNROOF 5410.4. . . . . . . . . . . . . . . . . . . . . . . ELECTRONIC IMMOBILIZER CONTROL MODULE
(EWS III), A837 6135.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRONIC TRANSMISSION CONTROL
(EGS A4S 270R) 2460.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE CONTROL MODULE (DME), A6000 1210.20. . . . . . . . . . . .
ENGINE CONTROL MODULE RELAY, K6300 1210.20-00. . . . . . . .
ENGINE CONTROL SYSTEM
(DME M5.2, 4–CYLINDER M44) 1210.20. . . . . . . . . . . . . . . . . . . . . .
ENGINE COOLANT TEMPERATURE SENSOR, B6232 1210.20-04
ENGINE HOOD SWITCH, S21w 6575.2-01. . . . . . . . . . . . . . . . . . . . .
EVAPORATIVE EMISSION VALVE, Y6120 1210.20-01. . . . . . . . . . .
EVAPORATOR TEMPERATURE SENSOR, B14 6450.6-01. . . . . . .
EWS TOROIDAL COIL, L1 6135.1-00. . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT RELAY, FRONT, K47 6312.0. . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT SWITCH ILLUMINATION, E98 6312.0-00. . . . . . . . . . . .
FOG LIGHT SWITCH, S82y 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT, LEFT, E26 6312.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT, RIGHT, E27 6312.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FOLDING SUNROOF COMFORT RELAY, K45 5410.4-00. . . . . . . .
FOLDING SUNROOF MOTOR, M24z 5410.4-00. . . . . . . . . . . . . . . . .
FOLDING SUNROOF SWITCH, S238 5410.4-00. . . . . . . . . . . . . . . .
FOOTWELL LIGHT, LEFT FRONT, E61 6330.3-00. . . . . . . . . . . . . . .
FOOTWELL LIGHT, RIGHT FRONT, E62 6330.3-00. . . . . . . . . . . . .
FRESH AIR RECIRCULATION MOTOR, M111 6450.6-01. . . . . . . . .
FUEL CHANGEOVER VALVE, Y6263 1210.20-08. . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 1, Y6101 1210.20-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 1, Y6102 1210.20-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 3, Y6103 1210.20-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 4, Y6104 1210.20-01. . . . . . . . . . . .
FUEL LEVEL SENSOR, B6 6211.0-04. . . . . . . . . . . . . . . . . . . . . . . . .
FUEL LEVEL SENSOR, B6 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . .
FUEL PUMP RELAY, K6301w 1210.20-03. . . . . . . . . . . . . . . . . . . . . .
Page 60 of 278
X6492
GROUND DISTRIBUTION
GROUND X6454
X6454
A6000
ENGINE CONTROL
MODULE (DME)
55
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
346
.5 BR
B6209
HALL EFFECT CAM-
SHAFT SENSOR
X6209
3
B6217
HOT FILM AIR
MASS METER
X6217
1
X6463
2.5 BR 2.5 BR 2.5 BR 1.5 BR1.5 BR .5 BR .5 BRA8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500
28
X6002
4 BR
D100
DATA LINK
CONNECTOR1.5 BR
19
346
6 BR
X600028
1.5 BR 1 BR
X6462
X6460
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
3X6203
1.5 BR
K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
1.5 BR
K6304
SECONDARY AIR
PUMP RELAY
X6304
5
.35 BR
Page 78 of 278
X6492
DATA LINK
DATA LINK CONNECTOR, PIN 19
X6454
A6000
ENGINE CONTROL
MODULE (DME)
55
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
346
B6209
HALL EFFECT CAM-
SHAFT SENSOR
X6209
3
B6217
HOT FILM AIR
MASS METER
X6217
1
X6463
2.5 BR 2.5 BR 2.5 BR 1.5 BR1.5 BR .5 BR .5 BRA8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500
28
X6002
4 BR
D100
DATA LINK
CONNECTOR 1.5 BR
19
346
6 BR
X600028
1.5 BR 1 BR
X6462
X6460
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
3X6203
1.5 BR
K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
1.5 BR .5 BR
K6304
SECONDARY AIR
PUMP RELAY
X6304
5
.35 BR
Page 81 of 278
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
RESONANCE
CHANGEOVER
VA LV E 1210.20-01
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002
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
A837
ELECTRONIC
IMMOBILIZER CONTROL
MODULE (EWS III)
10
A35y
BOARD
COMPUTER
(BC – LOW)
838A2w
INSTRUMENT
CLUSTER4280
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 55679
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-05
323
SPARK PLUGS1210.20-04
1210.20-06 1210.20-05
4
POWER
DISTRIBUTION
0670.2POWER
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 1210.20-08
F25A
1210.20-04
B72
FUEL TANK
PRESSURE
SENSOR
72
64
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
Page 82 of 278
Pin Assignments
E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
1
AOxygen sensor heating (–)Oxygen sensor (behind catalytic converter)
2AActivate valveIdle speed control valve
3AActivate valveCyl. 1 fuel injection valve
4AActivate valveCyl. 4 fuel injection valve
5Not used
6MGround, fuel injection valve output stagesGround point
7Not used
8A“Check engine” indicator controlInstrument cluster
9Not used
10EDrive away protection signalElectronic immobilizer control module (EWS
III)
11EActivate A/CPressure switch
12Not used
13Not used
14Not used
15Not used
16EIntake air temperatureIntake air temperature sensor
17ESignal inputHot film air mass meter
18Not used
19EOxygen sensor signalOxygen sensor (in front of catalytic
converter)
20ECrankshaft position/RPMCrankshaft position/RPM sensor
21ECamshaft positionHall effect camshaft sensor
22ACyl. 3 ignition coil controlCyl. 3 ignition coil
23ACyl. 4 ignition coil controlCyl. 4 ignition coil
24Not used
25Not used
26EBattery voltageB+ junction point
27AEngine control module relay controlEngine control module relay, terminal 85
28MGround for electronics and shielding of
sensorsGround point
Page 83 of 278
Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
29
AIdle speed control valve controlIdle speed control valve
30AOxygen sensor heating (–)Oxygen sensor (in front of catalytic
converter)
31AActivate valveCyl. 3 fuel injection valve
32AActivate valveCyl. 2 fuel injection valve
33Not used
34MGround, remaining output stages (except
for ignition and fuel injection valves)Ground point
35Not used
36AA/C compressor cut-outCompressor control relay
37Not used
38Not used
39Not used
40ECyl. 3-4 knock sensorKnock sensor
41Not used
42ETI-measurement signal (fuel consumption)Instrument cluster
43Not used
44EThrottle positionThrottle position sensor
45MGroundHot film air mass meter
46MSensor groundOxygen sensors
47Not used
48Not used
49ACyl. 1 ignition coil controlCyl. 1 ignition coil
50ACyl. 2 ignition coil controlCyl. 2 ignition coil
51Not used
52Not used
53AComponent supply (+)Throttle position sensor/Fuel tank pressure
sensor
54EBattery voltage from engine control module
relayEngine control module relay, terminal 87
55MGround, ignitionGround point
56EIgnition switch, terminal 15Ignition switch, terminal 15
57AActivate auxiliary fanNormal speed relay
Page 87 of 278
ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
IGNITION COILS
X203
2.5 GN
2.5 GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
POWER
DISTRIBUTION
0670.27 2.5 GN
21
2.5 GNX20
X33
1 X209
X6833
56
3 X61513 X61523 X6154
1T6151
CYL. 1 IGNITION
COILT6152
CYL. 2 IGNITION
COILT6154
CYL. 4 IGNITION
COILX6151
3 X6153
1T6153
CYL. 3 IGNITION
COIL
2X615321 X615221 X6154
.5 GN 1 GN 1 GN
2
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
49
X6456
GROUND
DISTRIBUTION
0670.4
5022
X6456
GROUND
DISTRIBUTION
0670.4
23
1 BR 1 BR1 GN
1 WS 1 RT 1 GESPARK PLUGS 1 GN
A6000
ENGINE CONTROL
MODULE (DME)1 BR 1 BR
1 BL
175X61506
2 X6150
2.5 GN
X6454
X6000GROUND
DISTRIBUTION
0670.4 1.5
WS1 .5 RT 1.5 GE 1.5 BL
X6832
2.5 GN
3131313131
85 86
8730
K6326
UNLOADER RELAY,
TERMINAL 15
4 8
6 X6326
2X6326
4 RT
X6454
GROUND
DISTRIBUTION
0670.4
.5 GN
POWER
DISTRIBUTION
0670.2
2.5 RT
X6411
2.5 RT
X600214
D100
DATA LINK
CONNECTOR1210.20-03
2.5 RT
2
10
3
Page 145 of 278
X191
P90
FRONT POWER
DISTRIBUTION BOXF285A
8
7
X2018
X1805
X338 50
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
2.5 GN/SW
X1805
1
2.5 SW/GEA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
GROUND
DISTRIBUTION
0670.4F31
5A
FUSE DETAILS
0670.3
X173
2.5 SW/GE
2 FUSE DETAILS
0670.3 16 X10017
2 X10018
144
3
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
.5 BR/SW
.5 BR/SW
DATA LINK
0670.5 ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
5 X511
7 X511
START
1240.0 X20
7
X6000
10A6000
ENGINE CONTROL
MODULE (DME)
TXD
.35 GN
.5 SW/VI.35 WS/VI 2.5 SW/GE
4 X209
2
10
3
01
6135.1 DRIVE–AWAY PROTECTION (EWS III)
F457.5A
FUSE DETAILS
0670.3 30 X10018
.35 BR/SW3 X18994
2 X18994
12S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH
PEDAL FULLY
DEPRESSED
1
GROUND
DISTRIBUTION
0670.4WITH EGS WITHOUT EGS
X176431
1110
.35 GE/BL .35 GE/BRL1
EWS TOROIDAL
COIL
Page 152 of 278
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 /
12
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
6211.0-02
15
6211.0 INSTRUMENT CLUSTER
Page 153 of 278
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
12E/ATxD diagnostic data linkData link connector
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