1998 BMW Z3M ROADSTER engine

1.5 GN
LATE PRODUCTION
8
1.5 GN/GE
7
F415A






A2w
INSTRUMENT
CLUSTERK4
BLOWER RELAY
X10015
2.5 GN
X1001612
.5 GN/BL/GE




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POWER DISTRIBUTION
2P90
FRONT POWER
DISTRIBUTION BOX
F21
5A
FUSE DETAILS
0670.3
6F23
5A
8 1 X1002612 F24
10AF2610A
14 X1001716 15 X10017
11 X10016
F275AF285AF165A
.5 GN/BL .75 GN/SW 1.5 GN/WS .5 GN/VI .5 GN/GR .5 GN/BL 2.5 GN.5 GN .5 GN 2.5 GNX203
4
.5 GN/GEF22
5A
10
.5 GN/RTF25
5A
2.5 GN0670.2-04
15 15 15 15 15 15 15 15 15
8 X58
X1100
.5 GN
5 X17
.5 GN
2.5 RT/BR
12F6
20A
1.5 GN
11 X10015
15
 !""
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER
M52/S52)
1210.17
1230.0
6211.06450.6
ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20






2
FUSES 48 AND 49




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FUSE DETAILS
P97
AUXILIARY FUSE
BOX
K94
ENGINE CONTROL
RELAY (ABS/ASC) X19023
8 X18766
4 RT/WS
 !""
3450.1
F4950A
2
K22
HIGH SPEED
RELAY 6 X53
4 RT/GN
6450.6
F4840A
6 X52
X18061
P95
AUXILIARY FUSE
BOX
X1588
4 RT/GN
6450.6K21
NORMAL SPEED
RELAY 4 RT/GNM ROADSTER
WITH ASC
K22
HIGH SPEED
RELAY 6 X53
6450.6 4 RT/GN
4–CYLINDER M ROADSTER

M ROADSTER
4 BR
X189014–CYLINDER
X7681
E26
LEFT FOG LIGHT






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GROUND DISTRIBUTION
GROUND X166


X7662
S21w
ENGINE HOOD
SWITCH
.5 BR .5 BR
 !""




X3711
X190221
2.5 BR
M9
AUXILIARY FAN
MOTOR
E21
LEFT FRONT
MARKER LIGHT
1 BR
X1321H2
LEFT HORN
.75 BR
X1311
E11
LEFT HIGH BEAM
LIGHT
X1301
E13
LEFT LOW BEAM
LIGHT
X1614X698X699
X697
X11339
1.5 BR 1.5 BR
4 BR 1.5 BR1.5 BR
4 BR
6 BR
X166
X1281
.75 BR
X3891
H9
LEFT FRONT
AUXILIARY TURN
LIGHT
.5 BR
H4
RIGHT FRONT
TURN LIGHT
E15
LEFT PARK LIGHTH7
LEFT FRONT TURN
LIGHT
E7
LEFT HEADLIGHT
X82
1
Z3 ROADSTER






GROUND X6454
 !""




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GROUND DISTRIBUTION
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X850034 6
1.5 BR
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
X6462
X6492
6 BR
X6002
19
X6454
B6209
HALL EFFECT CAM-
SHAFT SENSOR
A6000
ENGINE CONTROL
MODULE (DME)
X60003428
2.5 BR
6
2.5 BR55
2.5 BR
X6463
4 BRD100
DATA LINK
CONNECTOR
B6217
HOT FILM AIR
MASS METER
1.5 BR
1.5 BR 1.5 BRX6217
1
X6209
3
.5 BR
1.5 BR
K6326
UNLOADER RELAY,
TERMINAL 15
.5 BRX6326
4
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1 BRX8500
28
3
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
X6203
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
X6460
1X6091
X609130
.5 BR
4–CYLINDER
.5 BR
K6304
SECONDARY AIR
PUMP RELAY
X6304
5
.35 BR






W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
1.5 BR
GROUND DISTRIBUTION
GROUND X6454
 !""




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.5 BR
X6459
X6454
1.5 BR/OR
4 BR 4 BR/OR19
X6002D100
DATA LINK
CONNECTOR A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1.5 BR 1.5 BR/OR
X6458
2.5 BR 1.5 BR 1.5 BR/OR
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
B6207
HOT FILM AIR
MASS METER
X6492
.5 BR/OR
X60004343228X62071
A6000
ENGINE CONTROL
MODULE (DME)K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
.5 BR34 28 X8500
6–CYLINDER
Z3 ROADSTER
M6506
E–BOX FAN
X6506
1
.5 BR
M ROADSTER






T6154
CYL. 4 IGNITION
COIL
X61522
GROUND DISTRIBUTION
GROUNDS X6455 AND X6456
 !""




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X61532
1 BR T6152
CYL. 2 IGNITION
COIL
T6151
CYL. 1 IGNITION
COIL
X61562T6156
CYL. 6 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
2T6155
CYL. 5 IGNITION
COIL
X6155
X6456
X61542
X6900
1 BR
1.5 BR X6151
2
1 BR 1 BR 1 BR 1 BR
X6000
A6000
ENGINE CONTROL
MODULE (DME)
56
240
R8554
RESISTOR
1.5 BR 2W.5 BR
6–CYLINDER
Y6133
AIR PUMP
X61331
4 BR
X6455
K6304
SECONDARY AIR
PUMP RELAY
X63045
4 BR .35 BR
X6460
X61502
.5 BR

ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20






BLOCK DIAGRAM
0670.5 DATA LINK !""



 



TXDRXD
D100
DATA LINK
CONNECTOR
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BOARD COMPUTER
(BC – LOW)
6581.3
CENTRAL BODY
ELECTRONICS
(ZKE IV)
6100.0
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
SUPPLEMENTAL
RESTRAINT
SYSTEM (AIR BAG)
3234.0
SLIP CONTROL
(ABS/ASC)
3450.1
DRIVE–AW AY
PROTECTION
(EWS II)
6135.0
INSTRUMENT
CLUSTER
6211.0
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER
M52/S52)
1210.17
SLIP CONTROL
(ABS)
3450.0

X6869
.5 WS/VI/GE
.5 WS/VI/GE.5 WS/VI/GEX6867
6–CYLINDER
.5 WS/VI






DATA LINK
TXD
 !""



 
#""$


A2w
INSTRUMENT
CLUSTER
X183
.5 WS/VI
A7
SLIP CONTROL
MODULE (ABS) X11
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) X10182
X16
TXD
TXD.5 WS/VI .5 WS/VI
28
1211
TXD
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659TXD .35 WS/VI
2
A35y
BOARD
COMPUTER
(BC – LOW) X10245
2
TXDX6002
20
X20
.5 WS/VI
17
88 X8500
.5 WS/VI
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
88 X6000
.5 WS/VI
A6000
ENGINE CONTROL
MODULE (DME)X6866
17D100
DATA LINK
CONNECTOR
.5 WS/VI
TXD.5 WS/VITXD
6–CYLINDER
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1171TXD 7
.5 WS/VI
.75 WS/VI
6–CYLINDER X1170
4–CYLINDER 36
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE X74TXD .5 WS/VI
9
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1175TXD 46
.5 WS/VI .5 WS/VI
M ROADSTER
WITH ABSM ROADSTER
WITH ASC Z3 ROADSTER
Z3 ROADSTER