belt BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual

INDEX






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OBD II CONNECTOR, D110 0670.5-05. . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 6211.0-02. . . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE GAUGE, B59 6211.0-07. . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE SENSOR, B6238 6211.0-07. . . . . . . . . . . . . . .
ON–BOARD COMPUTER TEMPERATURE SENSOR,
B21 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR
(BEHIND CATALYTIC CONVERTER), B62002 1210.20-04. . . . . .
OXYGEN SENSOR
(BEHIND CATALYTIC CONVERTER), B6220y 1210.17-10. . . . . . .
OXYGEN SENSOR
(IN FRONT OF CATALYTIC CONVERTER), B62001 1210.20-04.
OXYGEN SENSOR
(IN FRONT OF CATALYTIC CONVERTER), B6210y 1210.17-10.
OXYGEN SENSOR I
(BEHIND CATALYTIC CONVERTER), B62102 1210.17-11. . . . . .
OXYGEN SENSOR I
(IN FRONT OF CATALYTIC CONVERTER), B62101 1210.17-11.
OXYGEN SENSOR II
(BEHIND CATALYTIC CONVERTER), B62202 1210.17-11. . . . . .
OXYGEN SENSOR II
(IN FRONT OF CATALYTIC CONVERTER), B62201 1210.17-11.
PARK BRAKE SWITCH, S31 6211.0-00. . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, LEFT, E15 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, RIGHT, E19 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK/TAIL/UNDERHOOD LIGHTS 6314.0. . . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION 0670.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION BOX, FRONT, P90 0670.2. . . . . . . . . . . . .
POWER DISTRIBUTION CHART 0670.0. . . . . . . . . . . . . . . . . . . . . . . POWER MIRRORS 5116.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER SEATS 5200.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER WINDOW SWITCH, DRIVER’S, S126y 5133.0-01. . . . . . .
POWER WINDOW SWITCH, PASSENGER’S, S127y 5133.0-01. . .
PRESSURE SWITCH, B8y 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-08. . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.6-08. . . . . . . . . . . . . . . . . . . . . . . .
PROGRAM SWITCH, S8503 2460.2-03. . . . . . . . . . . . . . . . . . . . . . . .
PROGRAM SWITCH, S8503 2460.2-07. . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER, DRIVER’S SIDE,
G12 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER,
PASSENGER’S SIDE, G13 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . .
RADIO ANTI–THEFT SWITCH, S20w 6575.2-00. . . . . . . . . . . . . . . .
RADIO, N9 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO/HIFI 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REVERSING LIGHT SWITCH, S8511 6322.0-00. . . . . . . . . . . . . . . .
SEAT BELT SWITCH, DRIVER’S, S58 3234.0-02. . . . . . . . . . . . . . . .
SEAT BELT SWITCH, PASSENGER’S, S59 3234.0-02. . . . . . . . . . .
SEAT CONTROL SWITCH, DRIVER’S SEAT, S51 5200.0-00. . . . .
SEAT CONTROL SWITCH, DRIVER’S SEAT, S51 5200.0-02. . . . .
SEAT CONTROL SWITCH, PASSENGER’S SEAT, S56 5200.0-01.
SEAT CONTROL SWITCH, PASSENGER’S SEAT, S56 5200.0-03.
SEAT HEATER SWITCH, DRIVER’S SEAT, S53 5203.0. . . . . . . . . .
SEAT HEATER SWITCH, PASSENGER’S SEAT, S54 5203.0. . . . .

LATE PRODUCTION
X8103
.5 VI/GN
6–CYLINDER
.5 VI/GN






X745
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
FUSES 40, 41, AND 42
FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
X536
K22
HIGH SPEED
RELAY 2.5 RT/GN
2022
X102181
A113
SEAT OCCUPANCY
DETECTOR 24
X10018
.5 VI/BL.5 VI/GN




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X1263
.5 VI/GN
 !""
6450.6 3234.03234.0
F4030AF4115AF425A
X60024
D100
DATA LINK
CONNECTOR
X60318 .5 VI/GN
X7784
S58
DRIVER’S SEAT
BELT SWITCH
X1264
.5 VI/BL
3234.0
X18852
B78
DRIVER’S SIDE
IMPACT SENSOR .5 VI/BL
3234.0.5 SW/VI/GE 6–CYLINDER
.5 VI/BL
X185184
S59
PASSENGER’S
SEAT BELT SWITCH .5 VI/BL
3234.0
.5 VI/BL
X18862
B79
PASSENGER’S
SIDE IMPACT
SENSOR
3234.0

.5 BR/OR
.5 BR/OR






GROUND DISTRIBUTION
GROUND X10010
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.75 BR/ORX65
8N17
CRASH CONTROL
MODULE
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE) A64
WIPER/WASHER
MODULE (LOW II)
24
X28515
X13011
.5 BR/OR .75 BR/OR
A2w
INSTRUMENT
CLUSTER
.5 BR/OR
.5 BR/OR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
X2217
X16
1.5 BR/OR
.5 BR/OR
S58
DRIVER’S SEAT
BELT SWITCH
1
X7781
1 BR/ORX64591
.5 BR/OR
B78
DRIVER’S SIDE
IMPACT SENSOR
.5 BR/OR
X7702B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
.5 BR/OR
B79
PASSENGER’S
SIDE IMPACT
SENSOR
X18861
X1885
S59
PASSENGER’S
SEAT BELT SWITCH
X185181
X102603
X130253
A835
TRANSMITTER
MODULE (EWS II)
X101825A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV).75 BR/OR
LATE PRODUCTION
A113
SEAT
OCCUPANCY
DETECTOR
X102182
.5 BR/OR
X102456A35y
BOARD
COMPUTER
(BC – LOW).5 BR/OR
Z3 ROADSTER

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A2w
INSTRUMENT
CLUSTER
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE20
A113
SEAT OCCUPANCY
DETECTOR 3234.0-01
F4115A
2112
F275AP90
FRONT POWER
DISTRIBUTION BOX
34X74
X74
159
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
8
G6
PASSENGER’S AIR
BAG GAS
GENERATOR
13 14
3234.0-01G5
DRIVER’S AIR BAG
GAS GENERATOR
C101
CONTACT RING
10 11
G14
LEFT SIDE AIR BAG
GAS GENERATOR
16 17
3234.0-01G15
RIGHT SIDE AIR
BAG GAS
GENERATOR
18 19
3234.0-01G12
DRIVER’S SIDE
PYROTECHNICAL
BELT TENSIONER
12
3234.0-00
G13
PASSENGER’S
SIDE
PYROTECHNICAL
BELT TENSIONER
34
3234.0-00
B78
DRIVER’S SIDE
IMPACT SENSORB79
PASSENGER’S
SIDE IMPACT
SENSORS59
PASSENGER’S
SEAT BELT SWITCHS58
DRIVER’S SEAT
BELT SWITCH
57
3234.0-03 3234.0-033234.0-023234.0-023234.0-02 3234.0-00
D100
DATA LINK
CONNECTOR 3234.0-00
3234.0-006
3234.0-000670.5
TXD
I1008
SEAT MAT 3234.0-01
F2410A
S559
PASSENGER’S AIR
BAG CUT–OFF
SWITCH
3234.0-01
F425A
3234.0 SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)







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Pin Assignments
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E = Input, A = Output, M = Ground
X74
Pin Type Description/Function Connection
1
APyrotechnical belt tensionerDriver’s side pyrotechnical belt tensioner
2APyrotechnical belt tensionerDriver’s side pyrotechnical belt tensioner
3APyrotechnical belt tensionerPassenger’s side pyrotechnical belt
tensioner
4APyrotechnical belt tensionerPassenger’s side pyrotechnical belt
tensioner
5EPower supplyFront power distribution box, fuse 41
6MGroundGround point
7AAir bag warning indicatorInstrument cluster
8EBelt switchPassenger’s seat belt switch
9E/ATxD diagnostic data lineData link connector
10AAir bag (+)Driver’s air bag gas generator
11AAir bag (–)Driver’s air bag gas generator
12EBelt switchDriver’s seat belt switch
13AAir bag (+)Passenger’s air bag gas generator
14AAir bag (–)Passenger’s air bag gas generator
15ESeat occupancy detectorSeat occupancy detector
16AGas generatorGas generator, left side air bag
17AGas generatorGas generator, left side air bag
18AGas generatorGas generator, right side air bag
19AGas generatorGas generator, right side air bag
20EImpact sensorDriver’s side impact sensor
21EImpact sensorPassenger’s side impact sensor
22Not used
23Not used
24Not used
25Not used
26Not used
27Not used
28Not used
29Not used






SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG) !""


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X1614
FUSE DETAILS
0670.3
A2w
INSTRUMENT
CLUSTER
10) AIR BAG X16
23
.5 GE/SW.5 GE/BR1 X7832
G5
DRIVER’S AIR BAG
GAS GENERATOR
C101
CONTACT RING
14
34
.35 BR/SW
6
GROUND
DISTRIBUTION
0670.4
5
FUSE DETAILS
0670.3 22P90
FRONT POWER
DISTRIBUTION BOX
10 11
F275A
+# #
7
.5 BR/VI
CA
X10018
F4115A
10
1 X9997
2 .5 BR.5 BL
R
ABF+ ABF– 31THE DRIVER’S
AND PAS-
SENGER’S AND
THE SIDE AIR
BAG GENERA-
TORS AND THE
PYROTECHNIC
AL BELT TEN-
SIONERS ARE
FITTED WITH
SHORTING
BRIDGES.THE BRIDGES
SHORT THE
GENERATOR
LEADS
TOGETHER TO
PREVENT
UNINTEN-
TIONAL TRIG-
GERING OF
THE IGNITER
WHEN WORK-
ING ON THE AIR
BAG SYSTEM.
X10017
X132537A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X74
AWL
.5 GE/RT.5 GE/BR1 X102142
G12
DRIVER’S SIDE
PYROTECHNICAL
BELT TENSIONER
12
1 X102162 .5 GE/RT
.5 GE/BR
.5 BL/RT.5 BL/BR1 X102152
G13
PASSENGER’S
SIDE
PYROTECHNICAL
BELT TENSIONER
34
1 X102172 .5 GE/RT
.5 GE/BR
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
X74






SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG) !""


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4
FUSE DETAILS
0670.3 22P90
FRONT POWER
DISTRIBUTION BOX
+##
X10018
F4115A
DATA LINK
0670.5
.5 WS/VI
TXD
X74
X185181
14 X17
A2w
INSTRUMENT
CLUSTER
8
.5 BL/WS/GE
3
12
GROUND
DISTRIBUTION
0670.4
S59
PASSENGER’S
SEAT BELT SWITCH
1) BELT
UNBUCKLED
2) BELT BUCKLED
1 2
12
.5 BR/GN/WS
3
X7781
S58
DRIVER’S SEAT
BELT SWITCH
1) BELT
UNBUCKLED
2) BELT BUCKLED
GROUND
DISTRIBUTION
0670.4
X18518NOT USED
2.5 BL/VI/GE
GKBF GKFA12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
2 X778
NOT USED
4
NOT USED
9
X74
FUSE DETAILS
0670.3






SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)
SIDE AIR BAG
 !""


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A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
FUSE DETAILS
0670.3
.35 WS/BL
P90
FRONT POWER
DISTRIBUTION BOX
X10018
22
20
G14
LEFT SIDE AIR BAG
GAS GENERATOR
16 17
.5 BL .5 BR
1
2 X1885B78
DRIVER’S SIDE
IMPACT SENSOR
F4115A
.5 GE
33
B79
PASSENGER’S
SIDE IMPACT
SENSOR
1X1885
GROUND
DISTRIBUTION
0670.4
25 26
.5 BR
12
G15
RIGHT SIDE AIR
BAG GAS
GENERATOR
1819
.5 GE .5 BR
25 26
.5 BR
12
.5 BLX257
X1883
X256
X1884
X74
.5 VI/BL
2 X1886
X1886
GROUND
DISTRIBUTION
0670.4
X7421 .35 WS/GE
X10010
THE DRIVER’S AND
PASSENGER’S AND
THE SIDE AIR BAG
GENERATORS AND
THE
PYROTECHNICAL
BELT TENSIONERS
ARE FITTED WITH
SHORTING
BRIDGES.THE BRIDGES
SHORT THE
GENERATOR
LEADS TOGETHER
TO PREVENT
UNINTENTIONAL
TRIGGERING OF
THE IGNITER
WHEN WORKING
ON THE AIR BAG
SYSTEM.
X10010
.5 VI/BL
LATE PRODUCTION

214–CYLINDER AND
M ROADSTER
WITH ASC14 B
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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
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