2000 BMW Z3M COUPE instrument cluster
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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
0670.2 POWER 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
5126.0 ZKE 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
6211.0 INSTRUMENT 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
6350.0 CRASH CONTROL MODULE 6424.0 REAR WINDOW DEFOGGER
6450.6
INTEGRATED HEATING– AND
CLIMATE CONTROL
6510.1 RADIO/HIFI
6561.0
CELLULAR TELEPHONE
(PROVISIONS)
6571.0 CRUISE 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
Page 6 of 382
INDEX
HIGH RANGE SPEAKER, LEFT REAR, H56 6510.1-03. . . . . . . . . . . . . . . . . .
HIGH RANGE SPEAKER, RIGHT FRONT, H50 6510.1. . . . . . . . . . . . . . . . . .
HIGH RANGE SPEAKER, RIGHT REAR, H53 6510.1-03. . . . . . . . . . . . . . . . .
HIGH SPEED RELAY, K22 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HIGH SPEED RELAY, K22 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN RELAY, K2 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN SWITCH, S4 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN, LEFT, H2 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN, RIGHT, H3 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HOT FILM AIR MASS METER, B6207 1210.17-05. . . . . . . . . . . . . . . . . . . . . .
HOT FILM AIR MASS METER, B6207 1210.25-05. . . . . . . . . . . . . . . . . . . . . .
IDLE SPEED CONTROL VALVE, Y6130 1210.17-01. . . . . . . . . . . . . . . . . . . .
IDLE SPEED CONTROL VALVE, Y6130 1210.25-03. . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 1, T6151 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 1, T6151 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 2, T6152 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 2, T6152 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 3, T6153 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 3, T6153 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 4, T6154 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 4, T6154 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 5, T6155 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 5, T6155 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 6, T6156 1210.17-03. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 6, T6156 1210.25-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION SWITCH, S2 0670.2-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION SWITCH, S2 0670.2-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INDEX 0100.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INDEX 0100.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTRUMENT CLUSTER 6211.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTRUMENT CLUSTER, A2w 6211.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTAKE AIR TEMPERATURE SENSOR, B6205 1210.17-02. . . . . . . . . . . . . .
INTAKE AIR TEMPERATURE SENSOR, B6205 1210.25-07. . . . . . . . . . . . . .
INTEGRATED HEATING– AND CLIMATE CONTROL 6450.6. . . . . . . . . . . . . INTERIOR ACCESSORIES 6332.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHT SWITCH, S408 6330.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHT, LEFT FRONT, E800 6330.3-00. . . . . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHTS 6330.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTERMEDIATE PRESSURE SWITCH, B9 6450.6-03. . . . . . . . . . . . . . . . . . . .
INTERMEDIATE PRESSURE SWITCH, B9 6450.6-07. . . . . . . . . . . . . . . . . . . .
INTRODUCTION 0110.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
JET HEATER THERMOSWITCH, S198 6169.0-00. . . . . . . . . . . . . . . . . . . . . . .
KICK–DOWN SWITCH, S8507 2460.2-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
KNOCK SENSOR, B6240 1210.17-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
KNOCK SENSOR, B6240 1210.25-09. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LEAKAGE DIAGNOSIS PUMP, Y6139 1210.25-04. . . . . . . . . . . . . . . . . . . . . .
LICENSE PLATE LIGHT, LEFT, E43 6320.0-01. . . . . . . . . . . . . . . . . . . . . . . . . .
LICENSE PLATE LIGHT, LEFT, E43 6320.0-02. . . . . . . . . . . . . . . . . . . . . . . . . .
LICENSE PLATE LIGHT, RIGHT, E44 6320.0-01. . . . . . . . . . . . . . . . . . . . . . . . .
LICENSE PLATE LIGHT, RIGHT, E44 6320.0-02. . . . . . . . . . . . . . . . . . . . . . . . .
LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS 6320.0-00. . . . . . . .
LIGHT ASSEMBLY, LEFT REAR, E16 0670.4-12. . . . . . . . . . . . . . . . . . . . . . . .
LIGHT ASSEMBLY, RIGHT REAR, E17 0670.4-12. . . . . . . . . . . . . . . . . . . . . . .
LIGHT SWITCH DETAILS 6300.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LIGHT SWITCH, S8 6300.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT RELAY, K48 6312.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT, LEFT, E13 6312.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT, RIGHT, E14 6312.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LOW RANGE SPEAKER, LEFT FRONT, H58 6510.1. . . . . . . . . . . . . . . . . . . .
LOW RANGE SPEAKER, LEFT REAR, H57 6510.1. . . . . . . . . . . . . . . . . . . . .
LOW RANGE SPEAKER, RIGHT FRONT, H51 6510.1. . . . . . . . . . . . . . . . . .
LOW RANGE SPEAKER, RIGHT REAR, H52 6510.1. . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LID LOCKING SWITCH, S117 5126.0-05. . . . .
LUGGAGE COMPARTMENT LIGHT SWITCH, S826 6320.0-03. . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT, E32 6320.0-03. . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LOCK MOTOR, M17 5126.0-03. . . . . . . . . . . . .
LUGGAGE COMPARTMENT LOCK MOTOR, M17 5126.0-05. . . . . . . . . . . . .
MARKER LIGHT, LEFT FRONT, E21 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . .
MARKER LIGHT, RIGHT FRONT, E22 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . .
Page 15 of 382
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
Page 21 of 382
*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
Page 24 of 382
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)
Page 35 of 382
A2w
INSTRUMENT
CLUSTERK4
BLOWER RELAY
X10015
2.5 GN
X1001612
POWER DISTRIBUTION
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
6F23
5A
8 1 X1002612 F24
10AF2610A
1411 X10016
F275AF165A
.5 GN/BL .75 GN/SW 1.5 GN/WS .5 GN/VI .5 GN/BL 2.5 GN.5 GN 1.5 GNX203
4
.5 GN/GEF22
5A
10
.5 GN/RTF25
5A
2.5 GN0670.2-08
15 15 15 15 15 15 15
8 X58
X1100
.5 GN
5 X17
.5 GN
1.5 GN/GE
8F4
15A
1.5 GN
7 X10015
15
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER S52)
1210.171230.0
6211.06450.6
X10017
M VERSIONS
21 X20
.75 GN
Page 40 of 382
M VERSIONS
FUSES 14, 15, 16, AND 18
FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
8
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
1 GE/BR
E26
LEFT FOG LIGHT
A2w
INSTRUMENT
CLUSTER 8 X17
.75 GE/BR
6312.01 GE/BR
E27
RIGHT FOG LIGHT
NSW
10X10016
1 GE/BR
X1152
2 X7682 X769
6312.0 6312.0
8 X13252
2.5 RT/BL
5133.0
F1430AF1510A
6100.0
K6301w
FUEL PUMP RELAY
16
K21
NORMAL SPEED
RELAY 4 X52
12
.5 GN/BL
6450.6
K22
HIGH SPEED RELAY 4 X53
.5 GN/BL
6450.6
K19
COMPRESSOR
CONTROL RELAY 4 X51
X470
6 X6301
2.5 RT .5 GN/BL
1210.25 1210.17
1210.17
1210.25
F165AF1815A
6450.6
.5 GN/BL
Z3 VERSIONS 8
Page 42 of 382
5
FUSE 23
FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
F235A
X1076
S7
COMBINATION
SWITCH
X174
A2w
INSTRUMENT
CLUSTER
X183331
S8
LIGHT SWITCH
6300.0 6312.0
6313.0 .5 GN/GE.5 GN/BL
6211.0.5 GN/BL
X32
9
X638
K9
UNLOADER RELAY,
TERMINAL 15
6424.0
6 X10017
X10981
.5 GN/BL
X190072
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE
6211.0
X8983
S76
REAR WINDOW DE-
FOGGER SWITCH
6424.0X100651
ACCESSORY
CONNECTOR
M COUPE AND
ROADSTER .5 GN/BL .5 GN/BL .5 GN/BL .5 GN/BL .5 GN/BL .5 GN/BL
Z3 COUPE Z3 VERSIONS