Yamaha JOG CS50 (Z) (2002) [188/204] Signaling system

Yamaha JOG CS50 (Z) (2002) [188/204] Signaling system
ELEC
SIGNALING SYSTEM
8-29
EAS00796
CHECKING THE SIGNALING SYSTEM
1. The horn fails to sound.
1. Horn switch
Check the horn switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the horn switch OK?
2. Voltage
Connect the pocket tester (DC 20 V) to the
horn connector at the horn terminal as
shown.
Positive tester probe

brown
Negative tester probe

ground
Set the main switch to “ON”.
Measure the voltage (DC 12 V) of brown at
the horn terminal.
Is the voltage within specification?
3. Horn
Disconnect the pink connector at the horn
terminal.
Connect a jumper lead to the horn terminal
and ground the jumper lead.
Set the main switch to “ON”.
Does the horn sound?
4. Voltage
Disconnect the pink and brown connectors
at the horn terminal.
Connect the pocket tester (DC 20 V) to the
horn connectors as shown.
Positive tester probe

brown
Negative tester probe

pink
Set the main switch to “ON”. Push horn
switch
• Measure the voltage (DC 12 V) of pink at
the horn terminal.
Is the voltage within specification?
Replace the left
handlebar switch.
Br
P
-
+
The wiring circuit
from the main
switch to the horn
connector is faulty
and must be
repaired.
Replace the horn.
Br
P
-
+
The wiring circuit or
horn switch is faulty
and must be repai-
red.
This circuit is OK.
YES
NO
YES
NO
YES
NO
YES
NO

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