Yamaha YBR125 Custom, Руководство по обслуживанию, Страница: 209 / 218

Signal system
ELEC
Inspection of signal system
Remove the branch-connector of handle bar
switch(left)from the bundle conductor
Check if the switch between the Pink and the
Black.
2.Voltage
Connect min
·
multitester(DC20V) to guide
wire of horn
Positive guide wire of multitester
→ Brown guide
wire
Negative guide wire of multitester
→ Frame ground
Turn the main switch to "ON".
Check the voltage at the binding post of horn brwon
guide wire gets to12V.
Connect the min
·
multitester(DC20V)to "Pink"
binding post of horn.
Positive guide wire of multitester → Pink guide wire
Negative guide wire of multitester → Frame ground
Turn the main switch to "ON"
Check if the "Pink"guide wire voltage at the
binding post of horn gets to 12V.
No function of the horn
Adjust or replace horn
The horn switch is failure,the lever switch (left)
should be replaced.
Out of normal value
If there is poor layout from the main switch
to the horn binding post,repair is needed.
If the horn is failure,replace it.
1.No function of the horn
1.Horn switch
Out of normal value
Meet normal value (12V)
Abnoraml
3.Horn
7-33