brake fluid BMW 318ti 1998 E36 Electrical Troubleshooting Manual




0100.0 INDEX








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ABS CONTROL MODULE/HYDRAULIC UNIT, A202 3450.0. . . . . .
ABS HYDRAULIC UNIT, Y1 3450.1-01. . . . . . . . . . . . . . . . . . . . . . . . .
ABS PUMP MOTOR RELAY, TIMED, K125 3450.1-00. . . . . . . . . . . .
AIR BAG GAS GENERATOR, DRIVER’S, G5 3234.0-00. . . . . . . . . .
AIR BAG GAS GENERATOR, LEFT SIDE, G14 3234.0-01. . . . . . . .
AIR BAG GAS GENERATOR, PASSENGER’S, G6 3234.0-00. . . . .
AIR BAG GAS GENERATOR, RIGHT SIDE, G15 3234.0-01. . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-02. . . . . . . . . . . . .
AIR PUMP, Y6133 1210.20-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTENNA AMPLIFIER AM/FM, N8 6424.0-01. . . . . . . . . . . . . . . . . . .
ANTI–THEFT CONTROL MODULE (ALPINE), N12w 6575.2. . . . . .
ANTI–THEFT HORN (ALPINE), H1w 6575.2-01. . . . . . . . . . . . . . . . .
ANTI–THEFT SYSTEM (ALPINE) 6575.2. . . . . . . . . . . . . . . . . . . . . . .
ASC SWITCH, S6 3450.1-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUTOMATIC TRANSMISSION RANGE SWITCH, S3 2460.2-01. . .
AUXILIARY FAN MOTOR, M9 6450.6-03. . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P95 0670.2-02. . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P97 0670.2-01. . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY THROTTLE POSITION MOTOR (ADS), M93 3450.1-02
AUXILIARY TURN LIGHT, LEFT FRONT, H9 6313.0-02. . . . . . . . . .
AUXILIARY TURN LIGHT, RIGHT FRONT, H8 6313.0-02. . . . . . . . .
BACK UP LIGHT, LEFT, H27 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHT, RIGHT, H28 6322.0-00. . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHTS 6322.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY, G1 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6410.7-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6410.7-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6410.7-01. . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6410.7-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . BLOWER SWITCH, S75 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW) 6581.3. . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW), A35y 6581.3-00. . . . . . . . . . . . . .
BODY ELECTRONICS CONTROL MODULE (ZKE IV),
A104 6100.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE FLUID LEVEL SWITCH, B18 6211.0-00. . . . . . . . . . . . . . . . .
BRAKE LIGHT SWITCH, S29 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT SWITCH, S30 2460.2-04. . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT SWITCH, S30 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, LEFT, H24 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, RIGHT, H31 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHTS 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, LEFT FRONT, B16 6211.0-01. . . . . . . . . . . .
BRAKE PAD SENSOR, RIGHT REAR, B17 6211.0-01. . . . . . . . . . .
CARBON CANISTER VALVE, Y199 1210.20-08. . . . . . . . . . . . . . . . .
CD CHANGER, N22 6510.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CD CHANGER, N22 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CELLULAR TELEPHONE (PROVISIONS) 6561.0. . . . . . . . . . . . . . .
CENTER INTERIOR LIGHT, REAR, E32z 6330.3-00. . . . . . . . . . . . .
CENTRAL BODY ELECTRONICS (ZKE IV) 6100.0. . . . . . . . . . . . . .
CENTRAL LOCKING SWITCH, S302 5126.0-00. . . . . . . . . . . . . . . . .
CHARGING SYSTEM 1230.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHIME MODULE, H10 6211.0-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CIGAR LIGHTER LIGHT, FRONT, E29 6332.0-00. . . . . . . . . . . . . . . .
CIGAR LIGHTER, FRONT, E28 6332.0-00. . . . . . . . . . . . . . . . . . . . . .
CLIMATE CONTROL SWITCH ILLUMINATION, E103 6424.0-00. .
CLIMATE CONTROL SWITCH ILLUMINATION, E103 6450.6-00. .
CLOCK 6213.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CLUTCH SWITCH, S32 6571.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COMBINATION SWITCH, S7 6312.0. . . . . . . . . . . . . . . . . . . . . . . . . . .
COMBINATION SWITCH, S7 6313.0-00. . . . . . . . . . . . . . . . . . . . . . . .
COMBINATION SWITCH, S7 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . .


X1061E52
RIGHT WASHER
JET HEATER
GROUND DISTRIBUTION
GROUND X173





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X1112B18
BRAKE FLUID
LEVEL SWITCH
X1051E51
LEFT WASHER JET
HEATER
X10007
K48
LOW BEAM LIGHT
RELAY
4 BR
1
M3
WIPER MOTOR
X333

S235
STARTER
IMMOBILIZATION
SWITCH
X454 .75 BR.35 BR 2.5 BR .35 BR
.35 BRX102624K46
HIGH BEAM LIGHT
RELAY
.35 BRX648K16
HAZARD FLASHER
RELAY
.75 BR
.75 BR
0670.4-04
1 X18994
H9
LEFT FRONT
AUXILIARY TURN
LIGHT X389
1
A64
WIPER/WASHER
MODULE (LOW II)
X285
7
.5 BR 2.5 BR
K4
BLOWER RELAY
X58
4
.5 BR
 


!
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




 !
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




!
INSTRUMENT CLUSTER
INDICATORS
2
5
X4231
S31
PARK BRAKE
SWITCH
1) BRAKE SET
2) BRAKE NOT
SET 2 1
17
.5 BR/GN
X1111
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL LEVEL P90
FRONT POWER
DISTRIBUTION BOX
310
X203
7 2.5 GN15
F275A

A2w
INSTRUMENT
CLUSTER
10) AIR BAG 23
6
.5 BL
18
.35 BR/VI
X1614
.5 BL/SW
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
31
POWER
DISTRIBUTION
0670.2
7 10
A52
SLIP CONTROL
MODULE
(ABS/ASC) 40X1170
CHARGING
SYSTEM
1230.0
2.5 GN
.5 GN
X1112
X173
GROUND
DISTRIBUTION
0670.4
14 X10017
X16X17
X74
1
X209
2 1
FUSE DETAILS
0670.3
!

.5 GR/SW/GEX1426
.5 BL/SW
 

21 X16
S58
DRIVER’S SEAT
BELT SWITCH 2X778
.5 BL/VI/GE
14
15X13
.5 BL/VI/GE
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
42
.5 BL/BR
12X17
16X11394A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT WITH ASC WITH ABSX33
.35 GR/SW/GE
PARK
BRAKE





COMPONENT LOCATION CHART
:





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COMP.8500.0 7100.0LOCATION DESCRIPTION

A836 .
ELECTRONIC IMMOBILIZER
CONTROL MODULE (EWS II) . . . . . .
under glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-2


A6000 ENGINE CONTROL MODULE (DME) . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-1



A8500



TRANSMISSION CONTROL MODULE
(EGS) . . . . . . . . . . . . . . . . . . . . . . . . . . .


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


00-1





B1 . . . .

RIGHT FRONT SPEED SENSOR –
ABS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
on RH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

06-3


B2 . . . . LEFT FRONT SPEED SENSOR – ABS on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06-3
B3 . . . . RIGHT REAR SPEED SENSOR – ABS on RH rear wheel, above brake caliper
B4 . . . . LEFT REAR SPEED SENSOR – ABS . on LH rear wheel, above brake caliper

B6 . . . .

FUEL LEVEL SENSOR . . . . . . . . . . . . . .

below LH side of rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

13-1


B8y . . . PRESSURE SWITCH . . . . . . . . . . . . . . . . near RH headlight assembly
B9 . . . . INTERMEDIATE PRESSURE SWITCH near RH headlight assembly

B10 . .
VEHICLE SPEED SENSOR . . . . . . . . . .
on differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
26-1



B14 . .

EVAPORATOR TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . .
RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

17-1


B16 . . LEFT FRONT BRAKE PAD SENSOR . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 06-3
B17 . . RIGHT REAR BRAKE PAD SENSOR . . behind RH rear wheel

B18 . .
BRAKE FLUID LEVEL SWITCH . . . . . . .
rear LH side of engine compartment top of brake fluid reservoir . . . . . . . . .
09-2



B21 . .

ON–BOARD COMPUTER
TEMPERATURE SENSOR . . . . . . . . .
in the engine compartment lower LH side of engine compartment . . . . . . .
14-1

B25y . FUEL TANK SENSOR II . . . . . . . . . . . . . below RH side of rear seat




COMPONENT LOCATION CHART
:





 !
 

COMP.8500.0 7100.0LOCATION DESCRIPTION
X58 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . 03-4
X63 . .

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

below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .



03-4
X64 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . 03-4
X65 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-4

X69 . .
(25 PINS, GRAY) . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
09-2
04-2
X70 . .

(7 PINS, BLACK) . . . . . . . . . . . . . . . . . . . .

front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

09-3

05-2
X72 . . (6 PINS, NATURAL) . . . . . . . . . . . . . . . . . LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-2 03-6
X74 . . (50 PINS, YELLOW) . . . . . . . . . . . . . . . . . below rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-3 04-1

X78 . .
(4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . .
LH footwell on clutch pedal support bracket behind LH footwell trim . . . . .
15-3
03-1
X85 . . (3 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3 05-3
X105 . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . on underside of engine hood
X106 . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . on underside of engine hood

X107 .

(2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . .

front RH side of engine compartment on washer fluid reservoir . . . . . . . . . .

07-3


X111 . . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment top of brake fluid reservoir . . . . . . . . . 09-2
X113 . (3 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . . above RH front wheel well behind RH front wheel . . . . . . . . . . . . . . . . . . . . . 07-2 09-2

X114 .
(3 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . .
above LH front wheel well behind LH front wheel . . . . . . . . . . . . . . . . . . . . . .
07-2
09-2
X116 . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . LH footwell on clutch pedal support bracket behind LH footwell trim . . . . . 15-3
X118 . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . above LH front wheel well behind LH front wheel . . . . . . . . . . . . . . . . . . . . . . 07-2
X121 . (2 PINS, WHITE) . . . . . . . . . . . . . . . . . . . . LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-3

X123 .

(2 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . .

front RH side of engine compartment on washer fluid reservoir . . . . . . . . . .

14-3


X128 . (3 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . LH front of vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05-3

M3
WIPER MOTOR
X333
B18
BRAKE FLUID
LEVEL SWITCH
X20X70X6205




COMPONENT LOCATION VIEWS




!






 

D100
DATA LINK
CONNECTOR
X69
X111X6002
X6217
B6205
INTAKE AIR
TEMPERATURE
SENSOR
B6217
HOT FILM AIR
MASS METER
M25
CRUISE CONTROL
ACTUATOR
(TEMPOMAT)