Nissan Silvia. Manual — part 198
Wiring Diagram — BUZZER —
NMEL0054
TEL808B
GI
MA
EM
LC
EC
FE
CL
MT
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
WARNING BUZZER
Wiring Diagram — BUZZER —
EL-81
Trouble Diagnoses
NMEL0055
SYMPTOM CHART
NMEL0055S01
REFERENCE PAGE (EL-
)
SYMPTOM
POWER
SUPPL
Y
AND
GROUND
CIRCUIT
CHECK
DIAGNOSTIC
PROCEDURE
1
(LIGHTING
SWITCH
INPUT
SIGNAL
CHECK)
DIAGNOSTIC
PROCEDURE
2
(KEY
SWITCH
INSER
T
SIGNAL
CHECK)
DIAGNOSTIC
PROCEDURE
3
Light warning buzzer does not activate.
X
X
X
Ignition key warning buzzer does not acti-
vate.
X
X
X
All warning buzzers do not activate.
X
X
SEL224Y
POWER SUPPLY AND GROUND CIRCUIT CHECK
NMEL0055S02
Power Supply Circuit Check
NMEL0055S0201
Terminals
Ignition switch position
(+)
(−)
OFF
AAC
ON
Connector
Terminal
(Wire color)
M18
13 (R/W)
Ground
Battery
voltage
Battery
voltage
Battery
voltage
12 (G/Y)
Ground
0V
0V
Battery
voltage
If NG, check the following:
I
10A fuse [No. 28, located in fuse block (J/B)]
I
10A fuse [No. 11, located in fuse block (J/B)]
I
Harness for open or short between fuse and combination
meter
SEL225Y
Ground Circuit Check
NMEL0055S0202
Terminals
Continuity
(+)
(−)
Connector
Terminal (Wire
color)
M18
9 (B)
Ground
Yes
WARNING BUZZER
Trouble Diagnoses
EL-82
DIAGNOSTIC PROCEDURE 1 (LIGHTING SWITCH
INPUT SIGNAL CHECK)
=NMEL0055S03
1
CHECK LIGHTING SWITCH INPUT SIGNAL
Check voltage between combination meter harness connector M19 terminal 32 (R/L) and ground.
SEL231Y
OK or NG
OK
©
Lighting switch is OK.
NG
©
Check the following.
I
10A fuse (No. 39, located in the fuse and fusible link box)
I
Lighting switch
I
Harness for open or short between combination meter and fuse
I
Harness for open or short between combination meter and lighting switch
GI
MA
EM
LC
EC
FE
CL
MT
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
WARNING BUZZER
Trouble Diagnoses (Cont’d)
EL-83
DIAGNOSTIC PROCEDURE 2 (KEY SWITCH INSERT
SIGNAL CHECK)
=NMEL0055S04
1
CHECK KEY SWITCH INPUT SIGNAL
Check voltage between combination meter harness connector M19 terminal 33 (B/P) and ground.
SEL222Y
OK or NG
OK
©
Key switch is OK.
NG
©
GO TO 2.
2
CHECK KEY SWITCH (INSERT)
1. Disconnect key switch harness connector.
2. Check continuity between key switch harness connector E108 terminals 1 and 2.
SEL223Y
OK or NG
OK
©
Check the following.
I
10A fuse [No. 28, located in fuse block (J/B)]
I
Harness for open or short between key switch and fuse
I
Harness for open or short between combination meter and key switch
NG
©
Replace key switch.
WARNING BUZZER
Trouble Diagnoses (Cont’d)
EL-84
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