Specifications - Yamaha V Star 950 Service Manual

EAS3D81015
CHECKING THE OIL LEVEL WARNING
LIGHT
This model is equipped with a self-diagnosis
device for the oil level detection circuit.
1. Check:
• Oil level warning light "1"
(Turn the main switch to "ON".)
Warning light comes on for a few sec-
onds, then goes off → Warning light is
OK.
Warning light does not come on →
Replace the meter assembly.
Warning light flashes ten times, then
goes off for 2.5 seconds in a repeated
cycle (malfunction detected in oil level
switch) → Replace the oil level switch.
EAS28240
CHECKING THE SPEED SENSOR
1. Check:
• Speed sensor output voltage
Out of specification → Replace.
Output voltage reading cycle
0.6 V to 4.8 V to 0.6 V to 4.8 V
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a. Connect the pocket tester (DC 20 V) to the
speed sensor coupler (wire harness side)
as shown.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
ELECTRICAL COMPONENTS
• Positive tester probe →
white/yellow "1"
• Negative tester probe →
black/blue "2"
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.
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EAS28260
CHECKING THE ENGINE TEMPERATURE
SENSOR
1. Remove:
• Engine temperature sensor
EWA14130
WARNING
• Handle the engine temperature sensor
with special care.
• Never subject the engine temperature
sensor to strong shocks. If the engine
temperature sensor is dropped, replace it.
2. Check:
• Engine temperature sensor resistance
Out of specification → Replace.
Engine
resistance
210.21–221.00 Ω at 100 °C (212
°F)
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Connect the pocket tester (Ω × 1k) to the
engine temperature sensor as shown.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
7-93
1
P L /Y
/R
B/W B/ L
2
temperature sensor