Yamaha XVS650 Service Manual page 303

E8806020
SIGNAL SYSTEM CHECK
1.1f the horn fails to sound:
1.Horn switch
Refer to "SWITCH INSPECTION".
~
CONTINUITY
2.Voltage
• Connect the pocket tester (DC 20 V) to
the horn lead.
Tester
(+)
lead -; Brown
CD
Tester (-) lead -; Frame ground
• Turn the main switch to lION".
• Check the voltage (12 V) of the "Black!
White" lead at the horn terminal.
n
MEETS
V
SPECIFICATION
3.Voltage
• Connect the pocket tester (DC 20 V) to
the horn at the "Pink" terminal.
Tester
(+)
lead -; Pink lead
<D
Tester (-) lead
-7
Frame ground
• Turn the main switch to "ON".
• Check the voltage (12 V) of the IIPink"
lead at the horn terminal.
n
MEETS
V
SPECIFICATION
I
Adjust or replace the horn.
SIGNAL SYSTEM
I
ELEC
I
0
I
NO CONTINUITY
I
Replace the handlebar switch (left).
OUT OF SPECIFICATION
l
The wiring circuit from the main switch to
the horn terminal is faulty, repair it.
OUT OF SPECIFICATION
l
I
Replace the horn.
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