radio BMW Z3M COUPE 2000 E36 Electrical Troubleshooting Manual

BMW NA
ELECTRICAL TROUBLESHOOTING
MANUAL
SERIES 3 – E36/7 (Z3 Roadster, Z3 Coupe,
M Roadster, and M Coupe)
SCHEMATICS MODEL YEAR 1999
0100.0 INDEX 0110.0 INTRODUCTION
0140.0 SYMBOLS
0670.0 POWER DISTRIBUTION CHART
0670.1 FUSE CHART
0670.2POWER DISTRIBUTION 0670.3 FUSE DETAILS 0670.4 GROUND DISTRIBUTION
0670.5 DATA LINK


1210.17

ENGINE CONTROL SYSTEM
MS41.1 (6–CYLINDER S52)
1210.25 ENGINE CONTROL SYSTEM
MS42.1 (6–CYLINDER M52)
1230.0 CHARGING SYSTEM 1240.0 START
1290.0 E–BOX FAN


2460.2

ELECTRONIC TRANSMISSION
CONTROL (EGS A4S 270R)
3234.0 SUPPLEMENTAL RESTRAINT
SYSTEM (AIR BAG)
3450.1 SLIP CONTROL (ABS/ASC)

3452.1

DYNAMIC STABILITY CONTROL
(DSC III)
3614.0 TIRE INFLATION SYSTEM
5116.0 POWER MIRRORS
5126.0ZKE CENTRAL LOCKING (ZV) 5133.0 ZKE POWER WINDOWS (FH) 5200.0 POWER SEATS 5203.0 HEATED SEATS
5410.5 POWER TILT SUNROOF


5430.2

ELECTRO–HYDRAULIC
CONVERTIBLE TOP
6100.0 CENTRAL BODY ELECTRONICS
(ZKE IV)
6133.0 HORN

6135.1

DRIVE–AWAY PROTECTION
(EWS III)

6160.1
WIPER/WASHER MODULE
(WWM)
6167.1 HEADLIGHT WASHER (SRA)


6169.0

WINDSHIELD WASHER JET
HEATERS
6211.0INSTRUMENT CLUSTER 6213.1 ANALOG CLOCK 6213.3 DIGITAL CLOCK 6300.0 LIGHT SWITCH DETAILS
6312.0 HEADLIGHTS/FOG LIGHTS
6313.0 TURN/HAZARD LIGHTS
6314.0 PARK/TAIL/UNDERHOOD LIGHTS
6320.0 LICENSE PLATE/LUGGAGE
COMPARTMENT LIGHTS
6322.0 BACK UP LIGHTS
6325.0 BRAKE LIGHTS
6330.3 INTERIOR LIGHTS
6332.0 INTERIOR ACCESSORIES
6350.0CRASH CONTROL MODULE 6424.0 REAR WINDOW DEFOGGER
6450.6
INTEGRATED HEATING– AND
CLIMATE CONTROL
6510.1 RADIO/HIFI


6561.0

CELLULAR TELEPHONE
(PROVISIONS)
6571.0CRUISE CONTROL (TEMPOMAT) 6575.2 ANTI–THEFT SYSTEM (ALPINE) 6581.3 BOARD COMPUTER (BC – LOW) 7000.0 COMPONENT LOCATION CHART
7100.0 COMPONENT LOCATION VIEWS
8000.0 SPLICE LOCATION VIEWS
8500.0 CONNECTOR VIEWS

INDEX
















MID–HIGH RANGE SPEAKER, LEFT REAR, H55z 6510.1. . . . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, LEFT REAR, H70 6510.1-08. . . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, RIGHT REAR, H71 6510.1-08. . . . . . . . . . . .
MIDRANGE SPEAKER, LEFT FRONT, H55 6510.1. . . . . . . . . . . . . . . . . . . . .
MIDRANGE SPEAKER, LEFT FRONT, H55 6510.1-03. . . . . . . . . . . . . . . . . . .
MIDRANGE SPEAKER, RIGHT FRONT, H54 6510.1. . . . . . . . . . . . . . . . . . . .
MIRROR CONTROL SWITCH, S17 5116.0-00. . . . . . . . . . . . . . . . . . . . . . . . . .
MIRROR, DRIVER’S SIDE, Y5 5116.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MIRROR, PASSENGER’S SIDE, Y6 5116.0-01. . . . . . . . . . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OBD II CONNECTOR, D110 0670.5-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OBD II CONNECTOR, D110 0670.5-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 1210.25-08. . . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 6211.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 6211.0-09. . . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE GAUGE, B59 6211.0-06. . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE SENSOR, B6238 1210.25-07. . . . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE SENSOR, B6238 6211.0-06. . . . . . . . . . . . . . . . . . . . . . .
ON–BOARD COMPUTER TEMPERATURE SENSOR,
B21 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR I
(BEHIND CATALYTIC CONVERTER), B62102 1210.17-04. . . . . . . . . . . . . .
OXYGEN SENSOR I
(BEHIND CATALYTIC CONVERTER), B62102 1210.25-06. . . . . . . . . . . . . .
OXYGEN SENSOR I
(IN FRONT OF CATALYTIC CONVERTER), B62101 1210.17-04. . . . . . . .
OXYGEN SENSOR I
(IN FRONT OF CATALYTIC CONVERTER), B62101 1210.25-06. . . . . . . .
OXYGEN SENSOR II
(BEHIND CATALYTIC CONVERTER), B62202 1210.17-04. . . . . . . . . . . . . .
OXYGEN SENSOR II
(BEHIND CATALYTIC CONVERTER), B62202 1210.25-06. . . . . . . . . . . . . .
OXYGEN SENSOR II
(IN FRONT OF CATALYTIC CONVERTER), B62201 1210.17-04. . . . . . . . OXYGEN SENSOR II
(IN FRONT OF CATALYTIC CONVERTER), B62201 1210.25-06. . . . . . . .
PARK BRAKE SWITCH, S31 6211.0-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK BRAKE SWITCH, S31 6211.0-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT RELAY, LEFT, K26 6314.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, LEFT, E15 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, RIGHT, E19 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT/LICENSE PLATE LIGHT RELAY, RIGHT, K25 6314.0-02. . . . .
PARK/TAIL/UNDERHOOD LIGHTS 6314.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PASSENGER’S WINDOW MOTOR, M23 5133.0-02. . . . . . . . . . . . . . . . . . . . . .
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 TILT SUNROOF 5410.5-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER WINDOW SWITCH, DRIVER’S, S126y 5133.0-01. . . . . . . . . . . . . . .
POWER WINDOW SWITCH, PASSENGER’S, S127y 5133.0-01. . . . . . . . . . .
PRECHARGE PUMP, M118 3452.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SENSOR, B76 3452.1-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE TRANSMITTER, Y16z 3452.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . .
PROGRAM SWITCH, S8503 2460.2-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER, DRIVER’S SIDE, G12 3234.0-01. . .
PYROTECHNICAL BELT TENSIONER, PASSENGER’S SIDE,
G13 3234.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO ANTI–THEFT SWITCH, S20w 6575.2-00. . . . . . . . . . . . . . . . . . . . . . . .
RADIO, N9 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO/HIFI 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RESISTOR, R8554 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RESISTOR, R8554 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REVERSING LIGHT SWITCH, S8511 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . .

















CIRCUIT BREAKERVARIABLE RESISTANCE
SENSOR VARIABLE CONTACT
IS MOVED BY AN EXTERNAL
FORCE
VARIABLE RESISTOR RE-
SISTANCE IS CHANGED BY
TEMPERATURE OR
PRESSURE
DIODE CURRENT CAN
FLOW ONLY IN DIRECTION
OF ARROW
ZENER DIODE TO
REGULATE VOLTAGE
LIGHT EMITTING
DIODE PERMANENT MAGNET
MOTOR ONE SPEED
PERMANENT MAGNET
MOTOR TWO SPEEDS
SOLENOID
SOLENOID CONTROLLED
VALVE OR CLUTCH
SOLENOIDTRANSISTORIZED
SWITCH HEATING ELEMENT
OXYGEN SENSORCONTROL/POWER
ELECTRONICS
RADIO LOUDSPEAKER OR
HORN
LIGHT BATTERY
FUSIBLE LINK
FUSE DETAILS
INDUCTIVE
SENSOR
KNOCK SENSOR
31


VEHICLE SPEED
SENSOR

THERMO SWITCH
HALL EFFECT
SENSOR
ANTENNA
0140.0 SYMBOLS



SYMBOLS












1.5 BR DATA LINK
0670.5 .5 WS/GE
0670.0-030670.0-02
1.5 BRN9
RADIO
THE COMPLETE WIRE PRO-
GRESSION AND FURTHER CIR-
CUITS CONNECTED TO GROUND
X497 ARE SHOWN IN CELL
”0670.4 GROUND DISTRIBUTION”
AT GROUND X497
THE COMPLETE WIRE PROGRES-
SION AND FURTHER CIRCUITS
CONNECTED TO FUSE 18 ARE
SHOWN IN CELL ”0670.3 FUSE
DETAILS” AT FUSE 18
CURRENT PATH IS CON-
TINUED AS LABELED P90
FRONT POWER
DISTRIBUTION BOX F18
15A
GROUND
DISTRIBUTION
0670.4
N1
ANTI–THEFT
CONTROL MODULE
(DWA) FUSE DETAILS
0670.3A1
GENERAL MODULE
X252
17X332
2
CIRCUIT REF-
ERENCE–A WIRE
WHICH CONNECTS TO
ANOTHER CIRCUIT
A2
INSTRUMENT
CLUSTER
X16
11RXD
ARROW SHOWS DIREC-
TION OF CURRENT FLOW
AND IS REPEATED
WHERE CURRENT PATH
CONTINUES
X497
X1812615
X491

*15A
10A
6312.0


FUSE CHART




FUSES 1 TO 29









FUSE NUMBER
6313.0
6314.0
6320.0
6322.0TURN/HAZARD LIGHTS
BACK UP LIGHTS LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS PARK/TAIL/UNDERHOOD LIGHTS
6332.0INTERIOR ACCESSORIES
6424.0REAR WINDOW DEFOGGER
6450.6
6561.0
6571.0CRUISE CONTROL (TEMPOMAT) INTEGRATED HEATING– AND CLIMATE CONTROL
CELLULAR TELEPHONE (PROVISIONS) 6350.0CRASH CONTROL MODULE 6330.3INTERIOR LIGHTS 6325.0BRAKE LIGHTS HEADLIGHTS/FOG LIGHTS
6510.1RADIO/HIFI


























6300.0LIGHT SWITCH DETAILS



6169.0WINDSHIELD WASHER JET HEATERS

6211.0INSTRUMENT CLUSTER


6213.3DIGITAL CLOCK12345 10 206 7 8 9 11 12 13 14 15 16 17 18 19 21 22 23 24 25 26 27 28 29
30A 30A 15A 30A 20A 5A 30A 7.5A 5A 15A 5A 5A 5A 10A 5A 7.5A20A 15A 30A 5A 5A7.5A 30A 10A 10A30A M VERSIONS *
7.5A*5A













6167.1HEADLIGHT WASHER (SRA)

6213.1ANALOG CLOCK



FUSE CHART




FUSES 30 TO 205









FUSE NUMBER
6313.0
6314.0
6320.0
6322.0TURN/HAZARD LIGHTS
BACK UP LIGHTS LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS PARK/TAIL/UNDERHOOD LIGHTS
6332.0INTERIOR ACCESSORIES
6424.0REAR WINDOW DEFOGGER
6450.6
6561.0
6571.0CRUISE CONTROL (TEMPOMAT) INTEGRATED HEATING– AND CLIMATE CONTROL
CELLULAR TELEPHONE (PROVISIONS) 6350.0CRASH CONTROL MODULE 6330.3INTERIOR LIGHTS 6325.0BRAKE LIGHTS 6312.0HEADLIGHTS/FOG LIGHTS
6510.1RADIO/HIFI



























6300.0LIGHT SWITCH DETAILS










6169.0WINDSHIELD WASHER JET HEATERS
6211.0INSTRUMENT CLUSTER



6213.3DIGITAL CLOCK


39
7.5A 5A 30A 10A 15A 25A 30A 7.5A 30A 15A 15A 7.5A 15A30A 10A

40     
  38 37 36 35
5A 5A

40A

50A

30A


20A


30A


30A


30A 30A 30A

6213.1ANALOG CLOCK


6167.1HEADLIGHT WASHER (SRA)


  

1.5 RT/WS
2.5 RT/WS


FUSES 9 AND 10










FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
20 X10015



18F9
20AF1030A
N9
RADIO 9 X18126
2.5 RT/WS
6510.1
A18
HIFI AMPLIFIER 5 X1717
6510.1
X19513
2.5 RT/WS
N22
CD CHANGER 2 X18180
.5 RT/WS
4 X322
2.5 RT/WS
6510.1
9 X1170A52
SLIP CONTROL
MODULE
(ABS/ASC)
3450.1
M VERSIONS Z3 VERSIONS
51 X1175A52
SLIP CONTROL
MODULE
(ABS/ASC) 2.5 RT/BL
3450.1
2.5 RT/BL
ROADSTER WITH
HARMAN KARDON
SOUND SYSTEM
EARLY PRODUCTION,
AND COUPE
1X605
8 X18744N44
SUBWOOFER
AMPLIFIER
MODULE
6510.1
2.5 RT/WS
ROADSTER WITH
HARMAN KARDON
SOUND SYSTEM
LATE PRODUCTION



FUSES 43, 44, AND 45












FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
26
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE) .75 VI/WS
X1235
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) 4 X10182
.75 VI/WS
30 X10018
5 X10263A110
DIGITAL CLOCK 1.5 VI/WS
N9
RADIO 5 X18126
6510.1 .75 VI/WS
28
A51
WIPER/WASHER
MODULE 8 X285
1.5 VI/SW
X10022
M4
WASHER PUMP 1 X107
.75 VI/SW
5 X4002 X322
1.5 VI/SW
1.5 VI/WS
X1066
S235
STARTER
IMMOBILIZATION
SWITCH 3 X18994
.5 VI/WS .35 VI/WS
5126.06575.26561.0
TELEPHONE
CONNECTOR
6160.16160.1
6213.31240.0 .5 VI/SW
F435AF4415AF457.5A
2 X13025
9 X1805A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
.5 VI/WS
6135.1
6100.0
6330.36167.16135.1 NOT USED
WITH EGS
K2
HORN RELAY 8 X56
6133.0
S5
WIPER/WASHER
SWITCH
6160.1
8 X295
A36
REAR WIPER/
WASHER INTERVAL
CONTROL MODULE 2 X13268
6160.1
.5 VI/WS .5 VI/SW .5 VI/SW .5 VI/SW
COUPECOUPE
Z3 VERSIONS
S32
CLUTCH
SWITCH 3 X11143
1210.256571.0Z3 VERSIONS
Z3 VERSIONS
A22z
ELECTRO-
CHROMIC
REAR VIEW
MIRROR
5116.0
3 X13139
.5 VI/
WS
3 X1143
.5 VI/
WS



GROUND DISTRIBUTION
GROUNDS X13016 AND X13032












2.5 BRX605
4
X8243A18
HIFI AMPLIFIERX65001M2
FUEL PUMP
2.5 BR 2.5 BR
X1812615N9
RADIO
1.5 BR
2.5 BR
X181801N22
CD CHANGER
.5 BR
X13032
X171726A18
HIFI AMPLIFIER
2.5 BR
X824
X1812615N9
RADIO
1.5 BR
X181801N22
CD CHANGER
.5 BR
2.5 BR
X1877426N44
SUBWOOFER
AMPLIFIER
MODULE
2.5 BR
X13016
2.5 BR
ROADSTER WITH HARMAN
KARDON SOUND SYSTEM
EARLY PRODUCTION,
AND COUPEROADSTER WITH HIFI AND
ROADSTER WITH HARMAN
KARDON SOUND SYSTEM
LATE PRODUCTIONWITH HARMAN KARDON
SOUND SYSTEM



GROUND DISTRIBUTION
GROUND X18170














0670.4-15.5 BR
4 BR
X11355
.5 BR
S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH
1
X6514
X10064
.5 BR
X6584S54
PASSENGER’S
SEAT, SEAT
HEATER SWITCH
E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT
X1193
.5 BR
S20w
RADIO ANTI–
THEFT SWITCH
X5391
4 BR
X1325215A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
S8503
PROGRAM SWITCH
X85032.5 BR
X18170
1.5 BR
1.5 BR
1
E28
FRONT CIGAR
LIGHTER
X1014
1.5 BRZ3 VERSIONS
Z3 VERSIONS
1 BR
X4002
.5 BR
X14931
TELEPHONE
CONNECTOR
M VERSIONS
.5 BR .5 BR
Z3 ROADSTER
2X1155
.5 BR .5 BR
1.5 BR
X5322
H10
CHIME MODULE3
X5221
X1213
1
X13047
.5 BR
A110
DIGITAL CLOCK
X5163S18
HAZARD SWITCH X10263
E29
FRONT CIGAR
LIGHTER LIGHT E25
FRONT ASHTRAY
LIGHT
.5 BR
X130451S143
CONVERTIBLE TOP
ACTUATING
SWITCH
.5 BR
X195274
D110
OBD II
CONNECTOR
X183332S8
LIGHT
SWITCH
.5 BR
X10982
M VERSIONS
.5 BR
N5
ANALOG CLOCK
Z3 VERSIONSE96
GEAR SHIFT
LEVER I
NDICATOR
2.5 BR