2001 BMW Z3M COUPE Electrical Troubleshooting Manual



SYMBOLS













1.5 BR DATA LINK
0670.5 .5 WS/GE
0670.0-030670.0-02
1.5 BRN9
RADIO
THE COMPLETE WIRE
PROGRESSION AND
FURTHER CIRCUITS
CONNECTED TO
GROUND X497 ARE
SHOWN IN CELL
”0670.4 GROUND
DISTRIBUTION” AT
GROUND X497
THE COMPLETE WIRE
PROGRESSION 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 REFERENCE–A
WIRE WHICH CON-
NECTS TO ANOTHER
CIRCUIT
A2
INSTRUMENT
CLUSTER
X16
11RXD
ARROW SHOWS DIRECTION
OF CURRENT FLOW AND IS
REPEATED WHERE CURRENT
PATH CONTINUES
X497
X1812615
X491



K48
LOW BEAM LIGHT
RELAYX45
11 12 13456 78 9
38
37
35
34
33
32
31 42
41
40
39 43 44
FRONT POWER DISTRIBUTION BOX
0670.0 POWER DISTRIBUTION CHART













K2
HORN RELAYK47
FRONT FOG LIGHT
RELAYK16
HAZARD FLASHER
RELAYK4
BLOWER RELAY
K22
HIGH SPEED
RELAYK19
COMPRESSOR
CONTROL RELAYK21
NORMAL SPEED
RELAY X56X44X64X58
X63
X53X51X52
46
45
3612 3 10
14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
FUSES FUSES
K9
UNLOADER RELAY,
TERMINAL 15K70
CENTRAL LOCKING
LUGGAGE
COMPARTMENT LID
MOTOR RELAY (ZV)X1376



K26
LEFT PARK LIGHT
RELAYX510K25
RIGHT PARK LIGHT/
LICENSE PLATE
LIGHT RELAYX509
WITH EGS K6325
REVERSING LIGHT
RELAYX6325
***
**
**
K33a
AIR CONDITIONING
RELAY, MOTRONIC*
K104
AIR CONDITIONING
RELAY/AUXILIARY
WATER PUMPX1602*
X50
54
53
52
51
LATE PRODUCTION
M VERSIONS
Z3 VERSIONSEARLY
PRODUCTION
M COUPE



IN E–BOX
POWER DISTRIBUTION CHART














K6300
ENGINE CONTROL
MODULE RELAYX6300K6327
INJECTION VALVES
RELAYX6327K6304
SECONDARY AIR
PUMP RELAYX6304

K6301w
FUEL PUMP RELAY
K46
HIGH BEAM LIGHT
RELAY


POWER DISTRIBUTION CHART
RELAY PANEL UNDER LH SIDE OF DASHBOARD













N17
CRASH CONTROL
MODULEX65
X6301
X10262
*Z3 VERSIONS*



POWER DISTRIBUTION CHART
B+ JUNCTION POINT UNDER LH SIDE OF DASHBOARD



















NOT USEDNOT USED F110 F109 F108 F107 F106 F105 F104 F103 F102 F10180A50A50A80A80A80A80A80A

5A15A


0670.1 FUSE CHART




FUSES 1 TO 29









FUSE NUMBER
12345 10 206 7 8 9 11 12 13 14 15 16 17 18 19 21 22 23 24 25 26 27 28 29
1210.26
1290.0
2460.14
3234.0
30A 30A 15A 30A 20A 5A 30A 7.5A 5A20A*
15A
5A 5A 5A 10A 7.5A 20A15A 30A 5A
ENGINE CONTROL SYSTEM MS43 (6–CYLINDER M54)
E–BOX FAN
SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG) ELECTRONIC TRANSMISSION CONTROL (EGS: A5S 360R)
30A5A*
15A
10A30A
5116.0POWER MIRRORS
5133.0
5200.0ZKE POWER WINDOWS (FH)
POWER SEATS
5203.0
6133.0HEATED SEATS
HORN 5126.0ZKE CENTRAL LOCKING (ZV) 3452.1DYNAMIC STABILITY CONTROL (DSC III) 1230.0CHARGING SYSTEM



























6100.0CENTRAL BODY ELECTRONICS (ZKE IV)

5430.2ELECTRO–HYDRAULIC CONVERTIBLE TOP

1240.0START
5410.5POWER TILT SUNROOF
7.5A






5A
3452.2DYNAMIC STABILITY CONTROL (DSC MK 60)




* M VERSIONS
1210.27ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)








3450.1SLIP CONTROL (ABS/ASC)



3623.1TIRE PRESSURE WARNING SYSTEM (RDW) 3614.0TIRE INFLATION SYSTEM

15A
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
6561.0INTEGRATED 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



6211.0INSTRUMENT CLUSTER


12345 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 5A20A*
15A
5A 5A 5A 10A 7.5A 20A 15A 30A 5A 5A5A 30A5a*
15A
10A 30A 7.5A









6213.1ANALOG CLOCK


* M VERSIONS
6160.1WIPER/WASHER MODULE (WWM)


6169.0WINDSHIELD WASHER JET HEATERS

6167.1HEADLIGHT WASHER (SRA)

6135.1DRIVE–AWAY PROTECTION (EWS III)

6575.0ANTI–THEFT SYSTEM (DWA)



15A


FUSE CHART




FUSES 1 TO 29








FUSE NUMBER
12345 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 5A20A*
15A
5A 5A 5A 10A 7.5A 20A 15A 30A 5A 5A5A 30A5a*
15A
10A 30A 7.5A * M VERSIONS
6575.2ANTI–THEFT SYSTEM (ALPINE)
6581.3BOARD COMPUTER (BC – LOW)
6610.2REMOTE CONTROL ZV/DWA


6571.0CRUISE CONTROL (TEMPOMAT)