Specifications - Yamaha Star XVS13AA(C) 2011 Service Manual

Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe →
white/yellow "1"
• Negative tester probe →
black/blue "2"
P
B/W
b. Set the main switch to "ON".
c. Elevate the rear wheel and slowly rotate it.
d. Measure the voltage of white/yellow and
black/blue. With each full rotation of the rear
wheel, the voltage reading should cycle from
0.6 V to 4.8 V to 0.6 V to 4.8 V.
L LLL L LLL L L LLL L L LLL L
EAS28250
CHECKING THE RADIATOR FAN MOTOR
1. Check:
• Radiator fan motor
Faulty/rough movement → Replace.
M MMM M MMM M M MMM M M MMM M
a. Disconnect the radiator fan motor coupler
from the wire harness.
b. Connect a battery (DC 12 V) as shown.
• Positive tester probe →
black/white "1"
• Negative tester probe →
black "2"
c. Check the radiator fan motor movement.
L LLL L LLL L L LLL L L LLL L
1
/R L /Y
B/ L
2
L LLL L L LLL L LLL
M MMM M M MMM M MMM
L LLL L L LLL L LLL
8-113
ELECTRICAL COMPONENTS
EAS28260
CHECKING THE COOLANT TEMPERATURE
SENSOR
1. Remove:
• Coolant temperature sensor
Refer to "THERMOSTAT" on page 6-4.
EWA14130
WARNING
• Handle the coolant temperature sensor
with special care.
• Never subject the coolant temperature sen-
sor to strong shocks. If the coolant temper-
ature sensor is dropped, replace it.
2. Check:
• Coolant temperature sensor resistance
Out of specification → Replace.
Coolant temperature sensor re-
sistance
290–354 Ω at 80 °C (176 °F)
M MMM M MMM M M MMM M M MMM M
a. Connect the pocket tester (Ω × 100) to the
coolant temperature sensor as shown.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
3
1
b. Immerse the coolant temperature sensor "1"
in a container filled with coolant "2".
TIP
Make sure the coolant temperature sensor ter-
minals do not get wet.
c. Place a thermometer "3" in the coolant.
d. Slowly heat the coolant, and then let it cool
down to the specified temperature.
e. Measure the coolant temperature sensor re-
sistance.
L LLL L LLL L L LLL L L LLL L
M MMM M M MMM M MMM
2
L LLL L L LLL L LLL