8 - 40
–+
ELEC
SIGNALING SYSTEM
EAS00796
CHECKING THE SIGNALING SYSTEM
1. The horn fails to sound.
YES
NO
YES
NO
NO
YES
1. Horn switch
• Check the horn switch for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the horn switch OK?
Replace the left han-
dlebar switch.
2. Voltage
• Connect the pocket tester (DC 20 V) to the
horn connector at the horn terminal as
shown.
Tester positive probe
→
brown
1
Tester negative probe
→
ground
• Set the main switch to “ON”.
• Measure the voltage (12 V) of black/white at
the horn terminal.
• Is the voltage within specification?
The wiring circuit
from the main switch
to the horn connector
is faulty and must be
repaired.
Br P
3. Horn
• Disconnect the black connector at the horn
terminal.
• Connect a jumper lead
1
to the horn termi-
nal and ground the jumper lead.
• Set the main switch to “ON”.
• Does the horn sound?
Replace the horn. The horn is OK.
Br