brake fluid BMW Z3M COUPE 1999 E36 Electrical Troubleshooting Manual

0100.0 INDEX














ABS HYDRAULIC UNIT, Y1w 3450.1-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR BAG CUT–OFF SWITCH, PASSENGER’S, S559 3234.0-01. . . . . . . . .
AIR BAG GAS GENERATOR, DRIVER’S, G5 3234.0-00. . . . . . . . . . . . . . . .
AIR BAG GAS GENERATOR, LEFT SIDE, G14 3234.0-03. . . . . . . . . . . . . .
AIR BAG GAS GENERATOR, PASSENGER’S, G6 3234.0-01. . . . . . . . . . .
AIR BAG GAS GENERATOR, RIGHT SIDE, G15 3234.0-03. . . . . . . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-02. . . . . . . . . . . . . . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-06. . . . . . . . . . . . . . . . . . .
AIR CONDITIONING RELAY, MOTRONIC, K33a 6450.6-04. . . . . . . . . . . . .
AIR CONDITIONING/RECIRCULATING SWITCH ASSEMBLY,
S220 6450.6-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING/RECIRCULATING SWITCH ASSEMBLY,
S220 6450.6-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.17-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.25-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK, N5 6211.0-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTENNA AMPLIFIER AM/FM, N8 6510.1-00. . . . . . . . . . . . . . . . . . . . . . . . .
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 3450.1-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASC SWITCH, S6 3450.1-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6300.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6332.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUTOMATIC TRANSMISSION RANGE SWITCH, S3 2460.2-04. . . . . . . . .
AUXILIARY FAN MOTOR, M9 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FAN MOTOR, M9 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P95 0670.2-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P97 0670.2-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY THROTTLE POSITION MOTOR (ADS), M93 3450.1-02. . . . . AUXILIARY THROTTLE POSITION SENSOR, R31 3450.1-02. . . . . . . . . . .
AUXILIARY TURN LIGHT, LEFT FRONT, H9 6313.0-02. . . . . . . . . . . . . . . .
AUXILIARY TURN LIGHT, RIGHT FRONT, H8 6313.0-02. . . . . . . . . . . . . . .
B+ JUMP START JUNCTION POINT, G6430 0670.2-00. . . . . . . . . . . . . . . .
B+ JUMP START JUNCTION POINT, G6430 0670.2-05. . . . . . . . . . . . . . . .
B+ JUNCTION POINT E–BOX, G6400 0670.2-01. . . . . . . . . . . . . . . . . . . . . .
B+ JUNCTION POINT, G7512 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHT, LEFT, H27 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHT, RIGHT, H28 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHTS 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY, G1 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY, G1 0670.2-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW) 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . .
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, S30 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, LEFT, H24 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, RIGHT, H31 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHTS 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, LEFT FRONT, B16 6211.0-01. . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, RIGHT REAR, B17 6211.0-01. . . . . . . . . . . . . . . . . .



GROUND DISTRIBUTION
GROUND X9633











X9633
Z3 VERSIONS
X6234Y5
DRIVER’S SIDE
MIRROR
.5 BR
X6252S17
MIRROR CONTROL
SWITCH
.75 BR
X7493M21
DRIVER’S
WINDOW
MOTOR
.5 BR
X849
X2571
.75 BR
1 BR
X2951S5
WIPER/WASHER
SWITCH
.75 BR
X648K16
HAZARD FLASHER
RELAY
.75 BR
X183332S8
LIGHT SWITCH
.5 BR .75 BR
X10982
.75 BR
X1115
1.5 BR
X102624K46
HIGH BEAM LIGHT
RELAY
.5 BR
X1112B18
BRAKE FLUID
LEVEL SWITCH
.5 BR
X454K48
LOW BEAM LIGHT
RELAY
.5 BR
X584K4
BLOWER RELAY
.5 BR
X853Y4z
WATER VALVE
X10024
X173A2w
INSTRUMENT
CLUSTER
.5 BR
X189941S235
STARTER
IMMOBILIZATION
SWITCH
.5 BR
X3312S2
IGNITION SWITCH
.5 BR
X3721H1w
ANTI–THEFT HORN
(ALPINE)
1 BR
X634K9
UNLOADER RELAY,
TERMINAL 15
.5 BR
X10008
4 BRX11353
.5 BR
X3331
X2857
A51
WIPER/WASHER
MODULEM3
WIPER MOTOR
2.5 BR
2.5 BR 1.5 BR
1.5 BR
.75 BR NOT USED
WITH EGS
K46z
DAY LIGHT RELAY
MODULECDN

.5 BR.5 BR
.5 BR










H1w
ANTI–THEFT HORN
(ALPINE)
3
X3721
X63
4
1.5 BR X10008
1 BR
A2w
INSTRUMENT
CLUSTER
X17
21
.5 BR
X3312S2
IGNITION SWITCH
.5 BR
.5 BR X85
3Y4z
WATER VALVE
K48
LOW BEAM LIGHT
RELAY
2
X454
6 BR
X9633
X10024
.5 BR .5 BR
B18
BRAKE FLUID
LEVEL SWITCH
.5 BR
X584K4
BLOWER RELAY
.5 BR
X11353
2.5 BRX10048
K46
HIGH BEAM LIGHT
RELAY
X102624
X111
1 BR
1.5 BRX1107
X705M25
CRUISE CONTROL
ACTUATOR
(TEMPOMAT)
K9
UNLOADER RELAY,
TERMINAL 15
.75 BR
1.5 BR6 BRX189941
S235
STARTER
IMMOBILIZATION
SWITCH
.35 BR ROADSTER
4
K33a
AIR CONDITIONING
RELAY, MOTRONIC
.5 BRX50
K46z
DAY LIGHT RELAY
MODULECDN

614






A4
F235A
K16
HAZARD FLASHER
RELAY S7
COMBINATION
SWITCH
F315A
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER F27
5A
1
B10
VEHICLE SPEED
SENSOR 6211.0-02G6509
GENERATOR D+ C
F4615A
22231616312.034
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-00
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) A18
HIFI AMPLIFIER
6211.0-00 6211.0-00
A51
WIPER/WASHER
MODULE 6211.0-00 6211.0-00
2
B6y
FUEL SENSOR 6211.0-02
3417
S31
PARK BRAKE
SWITCH 6211.0-0418
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-009
H10
CHIME MODULE 6211.0-0019
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
243
1230.0A
6211.0-01 6211.0-01A
A= X16B= X17C= X271
S14
DRIVER’S DOOR
JAMB SWITCH
23
6211.0-01
S2
IGNITION SWITCH 6211.0-01
22B
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-01
21
A
14B
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 6211.0-00
12
A52
SLIP CONTROL
MODULE
(ABS/ASC)
6313.0-03
S8
LIGHT SWITCH
6300.0
11
A
12
TXD
B
5
S2
IGNITION SWITCH 6211.0-04
15
B
13
2016A6000
ENGINE CONTROL
MODULE (DME) 6211.0-03215
F1515A
8
K16
HAZARD FLASHER
RELAY 6313.0-03
1S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY 6211.0-086S221
EVAPORATOR
CONTROLLER 6450.6-01
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE 6211.0-06
97
K21
NORMAL SPEED
RELAY 6450.6-03
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-08
2525 A13
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 6211.0-0317
B6231
OIL PRESSURE
SWITCH 6211.0-03
19
A52
SLIP CONTROL
MODULE
(ABS/ASC)
2176
A6000
ENGINE CONTROL
MODULE (DME)
1920
11
RXD
N9
RADIO
D100
DATA LINK
CONNECTORM VERSIONSZ3 VERSIONS
NSWP90
FRONT POWER
DISTRIBUTION BOX
6211.0-04
M VERSIONSZ3 VERSIONS B
ABCB
BABAB
HARMAN KARDON
SOUND SYSTEM
6312.0
6211.0-086211.0-076211.0-07
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 powerLight switch (dimmer)
3ERight turn signal indicator controlHazard flasher relay
4ELeft turn signal indicator controlHazard flasher relay
5Not used
6E/ACAN bus highEngine/slip control module (Z3 Versions)
7E/ACAN bus lowEngine/slip control module (Z3 Versions)
8Not used
9Not used
10Not used
11ADiagnosis RXD signalData link connector (M Versions)
12E/ADiagnosis TXD signalData link connector
13E/ACAN jumperInstrument cluster (Z3 Versions)
14EAirbag warning lamp (SRS) controlSupplemental restraint system control
module
15Not used
16E“Check engine” indicator controlEngine control module (DME) (M Versions)
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
25E/ACAN jumperInstrument cluster (Z3 Versions)
26Not used

9
.5 SW/RT













INSTRUMENT CLUSTER
INDICATORS
X1111
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL LEVELP90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT
10) AIR BAG 23
X172
18
.35 BR/VI
X1614
.5 BR/VI
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
31
7X1112
GROUND
DISTRIBUTION
0670.4
14 X10017
X16
X74
FUSE DETAILS
0670.3
F275A

2 1N9
RADIO
10 X18126
A35y
BOARD
COMPUTER
(BC – LOW)
9X10245
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
16 X22
RA51
WIPER/WASHER
MODULE
5 X285
R
TACHTACH
.5 SW/WS .5 SW/WS .35 SW/WS
.5 SW/WS .5 SW/WS
.5 SW/WS
 TACH
10 2
X10464
OUTPUT–SIGNAL
SPEEDOMETER
P90
FRONT POWER
DISTRIBUTION BOX
3
2X10018
X522
FUSE DETAILS
0670.3
F315A
X5221
GROUND
DISTRIBUTION
0670.4


GROUND
DISTRIBUTION
0670.4
24




2
15
X17
Z3 VERSIONS M VERSIONSA18
HIFI AMPLIFIER
1 X10266
.5 SW/WS
X3223
HARMAN KARDON
SOUND SYSTEM .5 SW/WS
BRAKE
FLUID
31

H10
CHIME MODULE
X188



COMPONENT LOCATION CHART









COMP.8500.0 7100.0LOCATION DESCRIPTION


A8500

TRANSMISSION CONTROL MODULE
(EGS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear RH side of engine compartment in E–Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

42-3


A9008 CRUISE CONTROL INTERFACE . . . . . . . . near steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38-3

A19007
THERMAL OIL LEVEL SENSOR (TOENS)
CONTROL MODULE . . . . . . . . . . . . . . . . .
behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

38-1


B1 . . . . RIGHT FRONT SPEED SENSOR – ABS . . on RH front wheel, above brake caliper

B2 . . . .

LEFT FRONT SPEED SENSOR – ABS . . .

on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

12-3


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
B6y . . . FUEL SENSOR . . . . . . . . . . . . . . . . . . . . . . . . in fuel tank

B8y . . .
PRESSURE SWITCH . . . . . . . . . . . . . . . . . . .
front RH side of engine compartment



B9 . . . . INTERMEDIATE PRESSURE SWITCH . . . front RH side of engine compartment
B10 . . VEHICLE SPEED SENSOR . . . . . . . . . . . . . on differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-2
B14 . . EVAPORATOR TEMPERATURE SENSOR RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-2
B16 . . LEFT FRONT BRAKE PAD SENSOR . . . . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3

B17 . .

RIGHT REAR BRAKE PAD SENSOR . . . . .

behind RH rear wheel




B18 . . BRAKE FLUID LEVEL SWITCH . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-1


B21 . .

ON–BOARD COMPUTER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
in RH front bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11-3


B59 . . OIL TEMPERATURE GAUGE . . . . . . . . . . . center console
B65 . . FUEL TANK PRESSURE SENSOR . . . . . . . under rear storage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07-2
B78 . . DRIVER’S SIDE IMPACT SENSOR . . . . . . under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35-3

B79 . .

PASSENGER’S SIDE IMPACT SENSOR . .

under RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

35-1



B18
BRAKE FLUID
LEVEL SWITCH
COMPONENT LOCATION VIEWS










K2
HORN RELAYX111
X372
H1w
ANTI–THEFT HORN
(ALPINE)
K4
BLOWER RELAY
K16
HAZARD FLASHER
RELAYK47
FRONT FOG LIGHT
RELAY
K48
LOW BEAM LIGHT
RELAYK9
UNLOADER RELAY,
TERMINAL 15
K19
COMPRESSOR
CONTROL RELAY
K21
NORMAL SPEED
RELAYK22
HIGH SPEED
RELAY
K94
ENGINE CONTROL
RELAY (ABS/ASC)
K95
VALVE RELAY
(ABS/ASC)

K33a
AIR CONDITIONING
RELAY, MOTRONIC