1998 BMW Z3M ROADSTER relay
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.5 SW/VI
&#&#
COMPRESSOR CONTROLS
INTEGRATED HEATING– AND CLIMATE CONTROL !""
#""$
15
F165A
30
87
P90
FRONT POWER
DISTRIBUTION BOX F39
7.5A
18 X10018
FUSE DETAILS
0670.3
.75 SW
2
1
21
.5 SW/BL
5 X51
4
.5 SW/BL
.5 SW/BL
X8056Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATUREK19
COMPRESSOR
CONTROL RELAY
6
A6000
ENGINE CONTROL
MODULE (DME)
5 X10054
FUSE DETAILS
0670.3
6
4 X51
12 X10016
1 SW/VI
.5 VI/GR
X163
X20
X600074
86
85
.5 SW/BL
19
AC
46 X8500
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
.75 BL/WS
6450.6-01
15
36 69
4–CYLINDER
Z3 ROADSTER
Page 237 of 347
INTEGRATED HEATING– AND CLIMATE CONTROL
AUXILIARY FAN
!""
#""$
.5 SW/GN
X82
1 B9
INTERMEDIATE
PRESSURE
SWITCH
1) ABOVE 18 BAR
PRESSURE
2) 15 BAR
PRESSURE
30
30K22
HIGH SPEED
RELAYK21
NORMAL SPEED
RELAY
X871 .5 SW/GR
2.5 SW/BL
X822 3
3
S36
TEMPERATURE
SWITCH
1) OPEN
2) ABOVE 99
DEGREES C
3) ABOVE 91
DEGREES C
4) OPEN M9
AUXILIARY FAN
MOTOR
8X5366 X524
X127286
87a 858786
85
X127
3
X165
X1001612
42X528
X1001820
FUSE DETAILS
0670.3
2.5 GN/RT
X10027
GROUND
DISTRIBUTION
0670.4
X53
.5 SW/GR
16 X6000
5 X20
A6000
ENGINE CONTROL
MODULE (DME)
.5 SW/GR
B8y
PRESSURE SWITCH
1) PRESSURE
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
S221
EVAPORATOR
CONTROLLER
.5 VI
.5 SW/GE1
4 X10054
X183505 .5 SW/GR
GROUND
DISTRIBUTION
0670.4
B9508
PRESSURE
SWITCH
87
.5 SW/GR2.5 BL
4
X1022
.5 SW/GR25
X165
GROUND
DISTRIBUTION
0670.4
P90
FRONT POWER
DISTRIBUTION BOX
X1001612
FUSE DETAILS
0670.3
X166
15
X872
F165A
34
12F40
30AF165A
.5 SW/GR
6450.6-03
.5 SW/GR
5
6450.6-03
12
34
2 1
Z3 ROADSTER 6–CYLINDER
FUSE DETAILS
0670.3
Page 238 of 347
INTEGRATED HEATING– AND CLIMATE CONTROL
AUXILIARY FAN
!""
#""$
.35 SW/GR
X1890
1 B9
INTERMEDIATE
PRESSURE
SWITCH
1) ABOVE 18 BAR
PRESSURE
2) 15 BAR
PRESSURE
30
30K22
HIGH SPEED
RELAYK21
NORMAL SPEED
RELAY
X113791 .5 SW/GR
2.5 SW/BL
X18902 3
3
S36y
DOUBLE
TEMPERATURE
SWITCH
1) OPEN
2) ABOVE 88
DEGREES C
3) ABOVE 80
DEGREES C
4) OPEN M9
AUXILIARY FAN
MOTOR
8X5366 X524
X127386
87a 858786
85
X127
2
X165
X1001612
42X525
X15882
FUSE DETAILS
0670.3
2.5 GN/RT
X10027
GROUND
DISTRIBUTION
0670.4
X53
.5 SW/GR
11 X6000
5 X20
A6000
ENGINE CONTROL
MODULE (DME)
.5 SW/GR
B8y
PRESSURE SWITCH
1) PRESSURE
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
S221
EVAPORATOR
CONTROLLER
.5 VI
.5 SW/GE1
4 X10054
X183505 .5 SW/GE
GROUND
DISTRIBUTION
0670.4
B9508
PRESSURE
SWITCH
87
.5 SW/GR4 BL
4
25
X165
GROUND
DISTRIBUTION
0670.4
P90
FRONT POWER
DISTRIBUTION
BOX
X1001612
FUSE DETAILS
0670.3
X166
15
X113792
F165A
34
12F48
40AF165A
12
34
2 1
P90
FRONT POWER
DISTRIBUTION
BOXP97
AUXILIARY FUSE
BOX
FUSE DETAILS
0670.3
0.5
X208
X203
.35 SW/GN.5 GR/VI
X600068
A6000
ENGINE CONTROL
MODULE (DME)X600057
.5 RT/WS
Z3 ROADSTER 4–CYLINDER
Page 239 of 347
1.5 GE
POWER, AIR FLOW CONTROL
!""
#""$
INTEGRATED HEATING– AND CLIMATE CONTROL
X1001620
8 2.5 GNP90
FRONT POWER
DISTRIBUTION BOX F20
30A
X1429
X582 4
3 2 1 7 X905
X1328716 X58
2 X13233
3 2 1 4 X904
X100547 7 X33
4 X905
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
1 X209
86
8530
87FUSE DETAILS
0670.3
K4
BLOWER RELAY
2.5 GN/BR
2.5 GN/BR
2.5 BL
2.5 BL
2.5 BL 2.5 GN 1.5 SW1.5 GE
M30
BLOWER
MOTOR
GROUND
DISTRIBUTION
0670.4 GROUND
DISTRIBUTION
0670.4R11
BLOWER
RESISTORS
1) OPENS IF
RESISTORS
OVERHEAT
S75
BLOWER SWITCH
0) OFF
1) SLOW
2) MEDIUM
3) FAST
4) MAXIMUM
POWER DISTRIBUTION
0670.2
X1435
1.5 GE
6450.6-06 X68309
2.5 GN/BR
6450.6-06(PARTIAL)
1.5 GE
2.5 GN/BR
X1280
X9633
2 8 X50
6
X504
K33a
AIR CONDITIONING
RELAY, MOTRONIC30 86
87 85
GROUND
DISTRIBUTION
0670.4
19 X6000
5
6 X20
A6000
ENGINE CONTROL
MODULE (DME) .5 VI/GR
.5 SW/VIX10054
2 X35
X353
X189
6450.6-06
X9633
1.5 GE 2.5 GN/BR .5 SW/VI1.5 SW/VI(PARTIAL)
1 SW/VI
1
2
10
3
210
3 4
M ROADSTER
Page 241 of 347
COMPRESSOR CONTROL AND WATER SUPPLY
INTEGRATED HEATING– AND CLIMATE CONTROL !""
#""$
F165A
30
87
F397.5A
18 X10018
FUSE DETAILS
0670.3
.75 SW
2
1
2
.5 SW/BL
5 X51
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATUREK19
COMPRESSOR
CONTROL RELAY FUSE DETAILS
0670.3
6
4 X51
12 X10016
X10241
86
85
15
4 X20
74 X6000
A6000
ENGINE CONTROL
MODULE (DME) .5 SW/BL
1
P90
FRONT POWER
DISTRIBUTION BOX
&#
M ROADSTER
Page 242 of 347
AUXILIARY FAN
!""
#""$
INTEGRATED HEATING– AND CLIMATE CONTROL
.5 SW/GN
X19022
1 B9
INTERMEDIATE
PRESSURE
SWITCH
1) ABOVE 18 BAR
PRESSURE
2) 15 BAR
PRESSURE30
30
K22
HIGH SPEED
RELAYK21
NORMAL SPEED
RELAY
X871 .5 SW/GR
2.5 SW/
BL
X190222 3
3M9
AUXILIARY FAN
MOTOR
4 X5366 X524
X127286
87a 85
8786
85
X127
3
X165
X1001612
8
2X528
X15882
FUSE DETAILS
0670.3
X10027
GROUND
DISTRIBUTION
0670.4
.5 SW/GR
16
5
A6000
ENGINE CONTROL
MODULE (DME)
.5 SW/GR
B8y
PRESSURE SWITCH
1) PRESSURE
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
S221
EVAPORATOR
CONTROLLER
.5 VI
1 VI1
4 X10054
X183505 .5 SW/GE
GROUND
DISTRIBUTION
0670.4
B9508
PRESSURE
SWITCH
.5 SW/GR 4 BL
4
2
X165
GROUND
DISTRIBUTION
0670.4
P90
FRONT POWER
DISTRIBUTION
BOX
X1001612
FUSE DETAILS
0670.3
X166
15
2 1
X872
F165A
12 F48
40AF165A
P97
AUXILIARY FUSE
BOX
FUSE DETAILS
0670.3
0.5P90
FRONT POWER
DISTRIBUTION
BOX
X6000
5
X205
X100546
X354
85b4 RT/GN
X53
4 RT/GN
.5 SW/GE
X699
2.5 BRNOT USED
X6949
.5 SW/GN .5 SW/GN
6450.6-06 1.5 GE
S36
TEMPERATURE
SWITCH
1) OPEN
2) ABOVE 99
DEGREES C
3) ABOVE 91
DEGREES C
4) OPEN 85b
.5 SW/RT
3 X20NOT USED
12
34
4 3
M ROADSTER
Page 259 of 347
COMPONENT LOCATION CHART
!""#""$
COMP.8500.0 7100.0LOCATION DESCRIPTION
H9 . . . LEFT FRONT AUXILIARY TURN LIGHT . . front of vehicle
H10 . .
CHIME MODULE . . . . . . . . . . . . . . . . . . . . . .
below LH side of dash
H34 . . HIGH LEVEL STOP LIGHT . . . . . . . . . . . . . . on lift gate
H50 . . RIGHT FRONT HIGH RANGE SPEAKER . in upper RH front door
H51 . . RIGHT FRONT LOW RANGE SPEAKER . in lower RH A–pillar
H52 . . RIGHT REAR LOW RANGE SPEAKER . . . in rear speaker box
H54 . .
RIGHT FRONT MIDRANGE SPEAKER . . .
in upper RH front door
H54z .
REAR RIGHT MID–HIGH RANGE
SPEAKER . . . . . . . . . . . . . . . . . . . . . . . . . .
in rear speaker box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
40-3
H55 . . LEFT FRONT MIDRANGE SPEAKER . . . . in upper LH front door
H55z . REAR LEFT MID–HIGH RANGE SPEAKER in rear speaker box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42-1
H57 . . LEFT REAR LOW RANGE SPEAKER . . . . in rear speaker box
H58 . . LEFT FRONT LOW RANGE SPEAKER . . . in lower LH A–pillar
H59 . .
LEFT FRONT HIGH RANGE SPEAKER . .
in upper LH front door
H500 . REAR WOOFER . . . . . . . . . . . . . . . . . . . . . . . in rear speaker box
I1008 . SEAT MAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . in passenger’s seat area
K2 . . . . HORN RELAY . . . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-2
K4 . . . .
BLOWER RELAY . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
09-2
K9 . . . . UNLOADER RELAY, TERMINAL 15 . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
K10 . . ABS RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
K16 . . HAZARD FLASHER RELAY . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-2
K19 . . COMPRESSOR CONTROL RELAY . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
Page 260 of 347
COMPONENT LOCATION CHART
!""#""$
COMP.8500.0 7100.0LOCATION DESCRIPTION
K21 . . NORMAL SPEED RELAY . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
K22 . .
HIGH SPEED RELAY . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
09-3
K33a . AIR CONDITIONING RELAY, MOTRONIC . Power Distribution Box, rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . 08-3
K46 . . HIGH BEAM LIGHT RELAY . . . . . . . . . . . . . footwell, driver’s side (USA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-1
K46z . DAY LIGHT RELAY MODULE . . . . . . . . . . . . footwell, driver’s side (CDN)
K47 . . FRONT FOG LIGHT RELAY . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-2
K48 . .
LOW BEAM LIGHT RELAY . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
09-2
K75 . . ABS PUMP MOTOR RELAY . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
K94 . . ENGINE CONTROL RELAY (ABS/ASC) . . Power Distribution Box, rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . 08-3
K95 . . VALVE RELAY (ABS/ASC) . . . . . . . . . . . . . . Power Distribution Box, rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . 08-3
K910 .
PASSENGER’S SEAT TILT ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
41-1
K911 . .
PASSENGER’S SEAT LENGTH ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
41-1
K920 .
DRIVER’S SEAT TILT ADJUST CUT–OFF
RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
42-2
K921 .
DRIVER’S SEAT LENGTH ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
42-2
K6300 ENGINE CONTROL MODULE RELAY . . . . rear RH side of engine compartment in E–Box (6–cylinder) . . . . . . . . . . . . . . . . . . . . . 01-1
K6300
ENGINE CONTROL MODULE RELAY . . . .
rear RH side of engine compartment in E–Box (4–cylinder) . . . . . . . . . . . . . . . . . . . . .
36-3
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-1
K6304 SECONDARY AIR PUMP RELAY . . . . . . . . rear RH side of engine compartment in E–Box (6–cylinder) . . . . . . . . . . . . . . . . . . . . . 01-1
K6304 SECONDARY AIR PUMP RELAY . . . . . . . . rear LH side of engine compartment (4–cylinder) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-1