Service Manual - Page 103

For 1987 300ZX.

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TIME
CONTROL
!SYSTEM
Trouble-shooting
(Cont'd)
11
Interior
lam
and
steD
lamm do not fade out after
11
driver's door
is
closed
Check if door warning lamp goes off after
all
doors
are closed
Check door switch
Go
to "Power Supply Circuit Check"
lNG
OK
Check harness for
T
C
U
power supply circuit
4
Check interior lamp circuit
(Interior lamp will not illuminate when outside door
Check if interior lamp fades out after
all
doors
are closed
OK
NG
c
circuit check"
Check harness between
T
C
U
and interior lamp
I
INTERIOR LAMP CIRCUIT CHECK
1.
Turn ignition switch to
"OFF"
2.
Measure voltage across
@
and
0.
Check
from
harness
side
ov
when
drwer's
door
IS
open
0-
12V
when
driver's
door
Is
dowd
after
being
opened
Voltmeter
SEL7120
+
f
Check door handle switch circuit check
OK
NG
Check door handle switch
I
*
t
3eplace
T
C
U
Check harness between
T
C
U
and door handle switch
DOOR HANDLE
SWITCH
CIRCUIT
CHECK
1
Turn ignition switch to
"OFF".
2.
Pull outside door handle (driver's side).
3.
Check continuity between
@I
and
0
Check
from
harness
side
ignition
switch
OFF
puli
outside
door
handle
idriver's
aide)
S€L7\3D
Ohmmeter
EL-
1
03
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