Yamaha YP250R 2005 Service Manual page 114

CHECKING THE FUSES
2. Check:
• fuse
M MMM M MMM M
a. Connect the pocket tester to the fuse and
check the continuity.
NOTE:
Set the pocket tester selector to "Ω × 1".
Pocket tester
90890-03112
b. If the pocket tester indicates "∞", replace
the fuse.
L LLL L LLL L
3. Replace:
• blown fuse
M MMM M MMM M
a. Set the main switch to "OFF".
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
Radiator fan motor
Ignition
CDI unit
Backup (meter
assembly)
Reserve
3 - 52
CHK
ADJ
M MMM M M MMM M M MMM M
L LLL L L LLL L L LLL L
M MMM M M MMM M M MMM M
Amperage
rating
30 A
15 A
15 A
10 A
5 A
5 A
5 A
30 A
15 A
10 A
5 A
M MMM M MMM
L LLL L LLL
M MMM M MMM
Q'ty
1
1
1
1
1
1
1
1
1
1
1