BMW Z3(E36/7) Electrical Troubleshooting Manual page 16

SYMBOLS
BMW BMW BMW BM
Z3
CONTACT RELAY
30 86
87 85
CONTACT RELAY
30 86
WITH TWO OUT-
PUTS
87 87 85
TERMINAL NUMBER DESCRIPTION
30 RELAY INPUT
85 RELAY OUTPUT
(WINDING)
86 RELAY INPUT
(WINDING)
87 RELAY OUTPUT
(ENERGIZED)
87a RELAY OUTPUT
(AT REST)
RELAY WITH RE-
30
86
SISTOR ACROSS
WINDING
87 85
CHANGEOVER
30 86
RELAY WITH TWO
OUTPUTS
87a 87 85
TERMINAL NUMBER
4 RT
5
30
0
3 3
2 2
1 1
15 15I
50
1 3 4
4 GN .5 GN/WS 2.5 SW/GE
7 6 8
"R" IS ENERGIZED IN
ACCY, RUN, OR START
TERMINAL NUMBER DESCRIPTION
50 VOLTAGE: IGNI-
TION SWITCH IN
START
30 VOLTAGE: SUPPLIED
AT ALL TIMES
15 VOLTAGE: IGNITION
SWITCH IN RUN OR
START
POWER STATUS
F9
15A
INDICATES THAT
FUSE 9 IS SUPPLIED
WITH POWER AT ALL
TIMES
THREE POLE, COMPONENT NUMBER
FOUR POSITION
NAME OF COMPONENT
SWITCH
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
0 0
2) RUN
3
2
1
3) START
R
2
2.5 VI
DETAILS ABOUT
COMPONENT OR
2 X33
OPERATION
TERMINAL NUMBER DESCRIPTION
15I VOLTAGE: IGNI-
TION SWITCH IN
RUN
R VOLTAGE: IGNITION
SWITCH IN ACCESSORY,
RUN OR START
31 GROUND
DESCRIPTION
VOLTAGE: SUPPLIED
AT ALL TIMES
VOLTAGE: IGNITION
SWITCH IN RUN OR
START
VOLTAGE: IGNITION
SWITCH IN ACCESSORY,
RUN OR START