BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual






2.5 SW/WS/GE 2.5 SW/RT/GE .5 BR/GN/GE.5 BR/VI .5 SW/BR .5 SW/BL .5 SW/GR
.75 BR/VI .75 SW/BR .75 SW/BL .75 SW/GR
LOW
WIPER/WASHER MODULE (WWM) !""




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A64
WIPER/WASHER
MODULE (LOW II)
.75 VI/SWX1071
X107
2M4
WASHER PUMP
P90
FRONT POWER
DISTRIBUTION BOX
.75 BR/VI
5
31 2 X188
INSTRUMENT
CLUSTER
6211.0
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT .5 SW/WS .5 SW/WS
2 X17
FUSE DETAILS
0670.3
8
X285
GROUND
DISTRIBUTION
0670.4
.5 VI/SW
5
S5
WIPER/WASHER
SWITCH
0) OFF
1) SINGLE WIPE
2) INTERMITTENT
3) NORMAL
4) FAST
5) WASH 11
X295
1X295
9
213
4
3
122
33
21
4
GROUND
DISTRIBUTION
0670.4
1 X333
M3
WIPER MOTOR
1) WIPER IN PARK
2) WIPER NOT IN
PARK
7
31
15
31
X1001828
FUSE DETAILS
0670.3 12
10 X2856
TACH
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4X333
.75 BR
F3630AF4415A
31
15
+##+#& +"(&&+"(&&
2 12
0
1 3
42
0
1 3
450






6167.1 HEADLIGHT WASHER (SRA) !""



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P90
FRONT POWER
DISTRIBUTION BOX
7 X28515
A51
WIPER/WASHER
MODULE
X1232
X123
1M7
HEADLIGHT/FOG
LIGHT WASHER
PUMP
X165
14
2.5 SW/BR
GROUND
DISTRIBUTION
0670.4 FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X9633
X100156F3
30A
6FUSE DETAILS
0670.3
12F3
6
30A
X2858FUSE DETAILS
0670.3
X1001828F44
15A






 !""




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6169.0 WINDSHIELD WASHER JET HEATERS
P90
FRONT POWER
DISTRIBUTION BOX
X100178
X1149
X1052X1062
X1051X1061
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
.75 GN/GE
.75 BR.75 BR .75 GN/GE
X11481
X11482
S198
JET HEATER
THERMOSWITCH
.75 GN/GE
E51
LEFT WASHER JET
HEATERE52
RIGHT WASHER
JET HEATER X10088
1
.75 GN/GE
+#('
F2410A

214–CYLINDER AND
M ROADSTER
WITH ASC14 B
 !""

#""$
A4
F235A
K16
HAZARD FLASHER
RELAY S7
COMBINATION
SWITCH
F315A
6211.0-04
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER F27
5A
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 6211.0-021
B10
VEHICLE SPEED
SENSOR 6211.0-05G6509
GENERATOR6211.0-00
5B
D+ C
S2
IGNITION SWITCH 6211.0-00F46
15AF1515A NSW
22231686312.016312.0342A
D100
DATA LINK
CONNECTOR
15
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-00A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
A64
WIPER/WASHER
MODULE (LOW II) 6211.0-00
6211.0-00N9
RADIO
A18
HIFI AMPLIFIER
A51
WIPER/WASHER
MODULE6211.0-00
6211.0-00
2B
17
B6y
FUEL SENSOR 6211.0-05
34617
S31
PARK BRAKE
SWITCH 6211.0-0018
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-0019
B6231
OIL PRESSURE
SWITCH 6211.0-029
H10
CHIME MODULE 6211.0-0619
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
243
1230.0A
A
6211.0-01 6211.0-01A
B
A= X16B= X17C= X271
S14
DRIVER’S DOOR
JAMB SWITCH
23
6211.0-06
S2
IGNITION SWITCH 6211.0-06
22B
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-01
13 20 16A6000
ENGINE CONTROL
MODULE (DME)
6211.0-06 6211.0-02
15
B21
1AB
5B
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 6211.0-01Z3 ROADSTER
6–CYLINDER AND
M ROADSTER
WITH ABS
12
A52
SLIP CONTROL
MODULE
(ABS/ASC)
A7
SLIP CONTROL
MODULE (ABS)
6313.0-03S8
LIGHT SWITCH
6300.0
14
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 6211.0-00
11
A
12
TXD
B
11
RXD
Z3 ROADSTER
6211.0-03
6211.0-04
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 powerLight switch (dimmer)
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
11ADiagnosis RxD signalData link connector (M Roadster)
12E/ADiagnosis TxD signalData 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





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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
11ESlip control system warning lamp (ABS)
controlSlip control module (ABS/ASC) (Z3 Road-
ster 6-cylinder and M Roadster with ABS)
12EASC signalASC control module
13ATI-measurement signal (fuel consumption)Engine control module (DME)
14ESeat belt warning lamp controlDriver’s seat belt switch
15ESIA reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distribution box, fuse 46
17ACoolant temperature sensor (–)Coolant temperature sensor
18ECoolant temperature sensor (+)Coolant temperature sensor
19EOil pressure warning lamp controlOil pressure switch
20Not used
21MGround (ASC)Ground point (Z3 Roadster 6-cylinder and
M Roadster with ABS)
21EABS warning lamp (ABS)Slip control module (ABS/ASC)
(4-cylinder and M Roadster with ASC)
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch





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Pin Assignments
 !""





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
24
Not used
25Not used
26Not used
X271
Pin Type Description/Function Connection
1
AFuel level sensorFuel tank sensors
2Not used
3AGround supply for fuel tank sensor and
vehicle speed sensorFuel tank sensor and vehicle speed
sensor
4EPosition signal TWVehicle speed sensor
5Not used
6Not used
7Not used
8Not used
9Not used
10Not used
11Not used
12Not used

1X1715
A18
HIFI AMPLIFIER









 !""



#""$
INSTRUMENT CLUSTER
INDICATORS
5
X4231
S31
PARK BRAKE
SWITCH
1) BRAKE SET
2) BRAKE NOT
SET
17
.5 BR/GN
X1111
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL LEVELP90
FRONT POWER
DISTRIBUTION BOX
X203
7 2.5 GN
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT
10) AIR BAG 23
X172
6X1718
.35 BR/VI
X1614
.5 BR/VI
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
31
POWER
DISTRIBUTION
0670.2
7CHARGING
SYSTEM
1230.0
2.5 GN
1.5 GN
X1112
GROUND
DISTRIBUTION
0670.4
14X10017
X16
X74
1
X209
FUSE DETAILS
0670.3X33
X1100
.5 GN
F275A
2
10 3
+"(&&
2 1
2 1
N9
RADIO
10 X18126
A35y
BOARD
COMPUTER
(BC – LOW)
9X10245
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
16 X22
RA64
WIPER/WASHER
MODULE (LOW II)
A51
WIPER/WASHER
MODULE
5 X285
R
TACHTACH
3X322
.5 SW/WS .5 SW/WS .35 SW/WS
.5 SW/WS .5 SW/WS
.5 BL
.5 SW/WS
&# TACH
10 2


X188
OUTPUT–SIGNAL
SPEEDOMETER
HIFI, HARMAN
KARDON SOUND
SYSTEM Z3 ROADSTER
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X117576
X1682
.5 BR/GN .5 BR/GN
M ROADSTER WITH ASC
PARK
BRAKEBRAKE
FLUID






INDICATORS
 !""



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INSTRUMENT CLUSTER
3
GROUND
DISTRIBUTION
0670.4A2w
INSTRUMENT
CLUSTER
HEADLIGHTS/FOG
LIGHTS
6312.0TURN/HAZARD
LIGHTS
6313.0LIGHT SWITCH
DETAILS
6300.0
.75 GE/BR
X17
.35 WS
1
.5 BL/GN
4
.5 BL/BR
X163
.5 WS/RT
X171
.5 GR/RT
X162
519 X16
.5 GR/BR
A8500
TRANSMISSION
CONTROL MODULE
(EGS)2 X713
25 X8500
25
2X118
1X118
1 X713
.5 GE
B16
LEFT FRONT
BRAKE PAD
SENSOR
.5 GE
B17
RIGHT REAR
BRAKE PAD
SENSOR
.5 GR/BR31
S58
DRIVER’S SEAT
BELT SWITCH
1) BELT
UNBUCKLED
2) BELT BUCKLED 2 X778
14 X17
1 X778
14 X10017
23
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X69
GROUND
DISTRIBUTION
0670.4
.5 BL/VI/GE
F275A
+"(&&+##+#&(
!
21 8

.5 BR/RTM ROADSTER
.5 BR/RT






FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X1623
X1001714
 !""



#""$


INDICATORS
INSTRUMENT CLUSTER
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
7) TACHOMETER
X62321B6232
ENGINE COOLANT
TEMPERATURE
SENSOR
18X1620
.5 SW
GROUND
DISTRIBUTION
0670.4.5 BR/VI
3
TACHOMETER
31
1112
17
.5 BR/GE 24
X16
31
TEMPERATURE
GAUGE
X1047
A6000
ENGINE CONTROL
MODULE (DME) X6000
.5 SW
B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSURE
X1719
2 X6232
23
X20
.5 SW20 X20
.5 BR/GN
.5 BR/GE
X6231
1
X8015
.5 SWX17
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) 12 X1659TD .35 SW
TD .5 BR/GN
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 40 X8500TD .5 SW X6091
23
.5 BR/GN .5 BR/VI .5 BR/GE
18 17
.5 BR/VI
7
X6002
15 .5 WS/GN
X2019
.5 WS/GND100
DATA LINK
CONNECTOR
80
F275A
RCHECK
ENGINE15
16
1
X6031
8
D100
DATA LINK
CONNECTOR.5 SW .5 GR
.5 GR
2 1
1
X6002
7
X8051X8071X80106–CYLINDER 4–CYLINDER
36 20 6–CYLINDER
A52
SLIP CONTROL
MODULE
(ABS/ASC) 41 X1171
.5 SW6–CYLINDER
4–CYLINDER .5 WS/GNX8072
6–CYLINDER
+##
M ROADSTER20 X1175M ROADSTER