Yamaha YZ250F(P)/LC, Руководство по эксплуатации для владельца

Страница: 608 / 666

6 - 9
– +
ELEC
THROTTLE 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 position to the full open posi-
tion.
Out of specification
→
Replace.
Tester (+) lead
→
Yellow lead 1
Tester (–) lead
→
Black lead 2
Throttle position sen-
sor coil variable
resistance
Tester
selector
position
Full closed Full opened
k
Ω ×
1
Zero ~ 3 k
Ω
at 20 ˚C
(68 ˚F)
4 ~ 6 k
Ω
at
20 ˚C
(68 ˚F)
THROTTLE POSITION SENSOR
REPLACEMENT AND ADJUSTMENT
1. Remove:
●
Throttle position sensor coupler
●
Screw (throttle position sensor) 1
●
Washer 2
●
Throttle position sensor 3
NOTE:
Loosen the screws (throttle position sensor)
using the T20 bit (tamper resistant fastener
type).
2. Replace:
●
Throttle position sensor
3. Install:
●
Throttle position sensor 1
●
Washer 2
●
Screw (throttle position sensor) 3
NOTE:
●
Align the slot
a
in the throttle position sen-
sor with the projection
b
on the carburetor.
●
Temporarily tighten the screws (throttle posi-
tion sensor).