Oil YAMAHA WR 250F 2007 Owners Manual

YAMAHA WR 250F 2007 Owners Manual WR 250F 2007 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52333/w960_52333-0.png YAMAHA WR 250F 2007 Owners Manual

Page 864 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 43
–+ELECCHARGING SYSTEM
EC680000
CHARGING SYSTEM
EC681001INSPECTION STEPS
If the battery is not charged, use the following inspection steps.
*1 marked: Refer to “FUSE INSPECTION” section in

Page 870 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 49
–+ELECCHARGING SYSTEM
EC624000COUPLERS AND LEADS 
CONNECTION INSPECTION
1. Check:
•Couplers and leads connec-
tion
Rust/dust/looseness/short-cir-
cuit 
→ Repair or replace.
CHARGING VOLTA

Page 872 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 51
–+ELECTHROTTLE POSITION SENSOR SYSTEM
THROTTLE POSITION SENSOR SYSTEM
INSPECTION STEPS
If the throttle position sensor will not operate, use the following inspection steps.
NOTE:Use the follo

Page 878 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 57
–+ELECTHROTTLE POSITION SENSOR SYSTEM
HANDLING NOTE
CAUTION:
Do not loosen the screw (throttle
position sensor) 1
 except when
changing the throttle position sen-
sor due to failure because i

Page 880 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 59
–+ELECTHROTTLE POSITION SENSOR SYSTEM
3. Inspect:
•Throttle position sensor coil
variable resistance
Check that the resistance in
increased as the throttle grip is
moved from the full close

Page 888 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 67
–+ELECLIGHTING SYSTEM
LIGHTING SYSTEM
INSPECTION STEPS
Refer to the following flow chart when inspecting the lighting system for possible problems.
NOTE:•Replace the bulb and/or bulb socket

Page 894 of 912

YAMAHA WR 250F 2007  Owners Manual 7 - 73
–+ELECLIGHTING SYSTEM
CHECKING THE TAILLIGHT 
(LEDs)
1. Disconnect the taillight coupler.
2. Connect two jumper leads 
1
from the battery terminals to the
respective coupler terminal as
shown
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