Service Manual - Page 163

For 1987 300ZX.

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THEFT
WARNING
SYSTEM
Trouble-shooting
I[
Cont’d)
12
Alarm
is
given without any cause
0
Ignition switch
OFF
0
Doors locked and closed
TROUBLESHOOTING PROCEDURE ALR
@
I
Disconnect connector
at
subcontrol unit
I
0
Faulty tamper switch
I
Check door switch
trigger for passenger’s side
Refer to check
@
Check door switch trigger and tamper switch
trigger for driver’s side
&
tamper switch trigger
for back door
0
Refer
to
check
@
Faulty tamper switch
OK
Check back door switch trigger
0
Refer
to
check
@
OK
NG
0
Faulty back door switch
Faulty back door switch circuit
c
Check hood switch trigger
NG
0
Faulty hood switch
Refer
to
check
@
0
Faulty hood switch circuit
L
I
L
1
0
K.
0
Faulty subcontrol unit
0
Faulty main control unit
0
Faulty adapter harness
EL-I
63
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