BMW Z3 E37 1998 Electrical Troubleshooting Manual page 237

INTEGRATED HEATING– AND CLIMATE CONTROL
BMW BMW BMW BM
AUXILIARY FAN
Z3
A6000
ENGINE CONTROL
15
MODULE (DME)
16 X6000
.5 SW/GR
5 X20
.5 SW/GR
.5 SW/GR
X1022 6450.6-03
.5 SW/GR
.5 SW/GR X10027
.5 SW/GR
4
B8y
PRESSURE SWITCH
1) PRESSURE
1 2
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3 4
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
1
.5 VI
4 X10054
.5 SW/GE
5 X18350
S221
EVAPORATOR
CONTROLLER
F16
5A
12 X10016
FUSE DETAILS
0670.3
8
86
85
4
3 X127
B9508
B9
PRESSURE
1 2
INTERMEDIATE
SWITCH
PRESSURE
SWITCH
1) ABOVE 18 BAR
PRESSURE
2) 15 BAR
PRESSURE
2 X127
GROUND
DISTRIBUTION
0670.4
X165
F40
30A
20 X10018
FUSE DETAILS
0670.3
2.5 GN/RT
6 X53
K22
30
HIGH SPEED
RELAY
87a 87
2 5 X53
2.5 BL
.5 SW/GR
3
2
1
Z3 ROADSTER 6–CYLINDER
6
30
87
2 5
2.5 SW/BL .5 SW/GR .5 SW/GN
6450.6-03
3 2 X82
M9
AUXILIARY FAN
MOTOR
1 X82
GROUND
DISTRIBUTION
0670.4
X166
1 X87
GROUND
DISTRIBUTION
0670.4
X165
P90
F16 FRONT POWER
5A DISTRIBUTION BOX
12 X10016
FUSE DETAILS
0670.3
4 X52
K21
86
NORMAL SPEED
RELAY
85
8 X52
2 X87
S36
TEMPERATURE
SWITCH
4
3 1) OPEN
2) ABOVE 99
DEGREES C
3) ABOVE 91
DEGREES C
4) OPEN