Checking The Fuses - Yamaha Grizzly550 User Manual

Checking the condition of the bulb sockets
The following procedure applies to all of the bulb
sockets.
1. Check:
• Bulb socket (for continuity)
(with the pocket tester)
No continuity → Replace.
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.
M MMM M MMM M M MMM M M MMM M
a. Install a good bulb into the bulb socket.
b. Connect the pocket tester probes to the re-
spective leads of the bulb socket.
c. Check the bulb socket for continuity. If any of
the readings indicate no continuity, replace
the bulb socket.
L LLL L LLL L L LLL L L LLL L
EAS28000

CHECKING THE FUSES

The following procedure applies to all of the fus-
es.
ECA13680
NOTICE
To avoid a short circuit, always set the main
switch to "OFF" when checking or replacing
a fuse.
1. Remove:
• Battery cover
Refer to "GENERAL CHASSIS" on page 4-1.
2. Check:
• Fuse
M MMM M MMM M M MMM M M MMM M
a. Connect the pocket tester to the fuse and
check the continuity.
M MMM M M MMM M MMM
L LLL L L LLL L LLL
M MMM M M MMM M MMM
9-83
ELECTRICAL COMPONENTS
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.
L LLL L LLL L L LLL L L LLL L
3. Replace:
• Blown fuse
M MMM M MMM M M MMM M M MMM M
a. Set the main switch to "OFF".
b. Install a new fuse of the correct amperage
rating.
c. Set the switch(es) to on to verify if the electri-
cal circuit is operational.
d. If the fuse immediately blows again, check
the electrical circuit.
Fuses
Main
EPS
(YFM5FGP/YFM7FGP
only)
Radiator fan motor
Headlight
Ignition
Fuel injection system
Four-wheel-drive motor
Auxiliary DC jack
Signaling system
Spare
Spare
Spare
Spare
L LLL L L LLL L LLL
M MMM M M MMM M MMM
Amperage
Q'ty
rating
40 A 1
40 A 1
20 A 1
15 A 1
15 A 1
15 A 1
15 A 1
15 A 1
5 A 1
40 A 1
20 A 1
15 A 1
5 A 1