Yamaha YZFR6V, Service Manual

Page: 407 / 419

ELECTRICAL COMPONENTS
8-98
NOTE:
When installing the throttle position sensor (for
throttle valves), adjust its angle properly. Refer
to “ADJUSTING THE THROTTLE POSITION
SENSOR (FOR THROTTLE VALVES)” on page
7-13.
ET2C01001
CHECKING THE THROTTLE POSITION
SENSOR (FOR THROTTLE CABLE PULLEY)
1. Remove:
• Throttle position sensor (for throttle cable pul-
ley)
(from the throttle body)
2. Check:
• Throttle position sensor (for throttle cable pul-
ley) maximum resistance
Out of specification
→
Replace the throttle
position sensor (for throttle cable pulley).
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Connect the pocket tester (
Ω ×
1k) to the
throttle position sensor (for throttle cable pul-
ley) terminal as shown.
b. Measure the throttle position sensor (for
throttle cable pulley) maximum resistance.
▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
3. Install:
• Throttle position sensor (for throttle cable pul-
ley)
NOTE:
When installing the throttle position sensor (for
throttle cable pulley), adjust its angle properly.
Refer to “ADJUSTING THE THROTTLE POSI-
TION SENSOR (FOR THROTTLE CABLE PUL-
LEY)” on page 7-13.
EAS28350
CHECKING THE FUEL PUMP
WARNING
EWA13850
Gasoline is extremely flammable and under
certain circumstances there can be a danger
of an explosion or fire. Be extremely careful
and note the following points:
• Stop the engine before refueling.
• Do not smoke, and keep away from open
flames, sparks, or any other source of fire.
• If you do accidentally spill gasoline, wipe it
up immediately with dry rags.
• If gasoline touches the engine when it is
hot, a fire may occur. Therefore, make sure
the engine is completely cool before per-
forming the following test.
1. Disconnect:
• Fuel pump coupler
• Fuel sender coupler
(from the wire harness)
2. Remove:
• Fuel tank
3. Check:
• Fuel pump operation
Faulty/rough movement
→
Replace.
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Fill the fuel tank.
b. Put the end of the fuel hose “1” into an open
container.
c. Connect the battery (DC 12 V) to the fuel
pump terminal as shown.
Resistance
2.0–3.0 k
Ω
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe
→
blue “1”
• Negative tester probe
→
black/blue “2”
B / L W / R
W L
2 1
• Positive battery lead
→
red/blue “2”
• Negative battery lead
→
black “3”