Yamaha YZFR1Y(C) 2009 Service Manual page 496

Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
TIP
Check each bulb socket for continuity in the
same manner as described in the bulb section;
however, note the following.
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a. Install a good bulb into the bulb socket.
b. Connect the pocket tester probes to the
respective leads of the bulb socket.
c. Check the bulb socket for continuity. If any
of the readings indicate no continuity,
replace the bulb socket.
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EAS28000
CHECKING THE FUSES
The following procedure applies to all of the
fuses.
ECA13680
To avoid a short circuit, always set the main
switch to "OFF" when checking or replac-
ing a fuse.
1. Remove:
• Rider sear
Refer to "GENERAL CHASSIS" on page
4-1.
2. Check:
• Fuse
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a. Connect the pocket tester to the fuse and
check the continuity.
TIP
Set the pocket tester selector to "Ω × 1".
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
b. If the pocket tester indicates "∞", replace
the fuse.
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3. Replace:
• Blown fuse
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a. Set the main switch to "OFF".
ELECTRICAL COMPONENTS
b. Install a new fuse of the correct amperage
rating.
c. Set on the switches to verify if the electrical
circuit is operational.
d. If the fuse immediately blows again, check
the electrical circuit.
Fuses
Main
Headlight
Signaling system
Ignition
Right radiator fan motor
Left radiator fan motor
Fuel injection system
Steering damper
Backup
ETV (Electronic Throttle
Valve)
Spare
Spare
Spare
EWA13310
WARNING
Never use a fuse with an amperage rating
other than that specified. Improvising or
using a fuse with the wrong amperage rat-
ing may cause extensive damage to the
electrical system, cause the lighting and
ignition systems to malfunction and could
possibly cause a fire.
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4. Install:
• Rider seat
Refer to "GENERAL CHASSIS" on page
4-1.
EAS28030
CHECKING AND CHARGING THE BATTERY
EWA13290
WARNING
Batteries generate explosive hydrogen gas
and contain electrolyte which is made of
poisonous and highly caustic sulfuric acid.
Therefore, always follow these preventive
measures:
• Wear protective eye gear when handling
or working near batteries.
• Charge batteries in a well-ventilated area.
8-109
Amperage
Q'ty
rating
50 A 1
20 A 1
7.5 A 1
15 A 1
15 A 1
15 A 1
15 A 1
7.5 A 1
7.5 A 1
7.5 A 1
20 A 1
15 A 2
7.5 A 1