Yamaha MT-03 Service Manual page 383

a. Connect the pocket tester (Ω x 100) to
the crankshaft position sensor coupler as
shown.
Pocket tester
90890-03112
• Positive tester probe
• Negative tester probe
b. Measure the crankshaft position sensor
resistance.
EAS28130
CHECKING THE LEAN ANGLE CUT-OFF
SWITCH
1. Remove:
• Lean angle cut-off switch
2. Check:
• Lean angle cut-off switch output voltage
Out of specification
Lean angle cut-off switch output
voltage
Less than 65°: 0.4–1.4 V
More than 65°: 3.7–4.4 V
a. Connect the lean angle cut-off switch cou-
pler to the lean angle cut-off switch.
b. Connect the pocket tester (DC 20 V) to the
lean angle cut-off switch coupler as shown.
Pocket tester
90890-03112
• Positive tester probe
• Negative tester probe
blue/yellow "1"
green/white "2"
Replace.
yellow/green "1"
black/blue "2"
8-56
ELECTRICAL COMPONENTS
c. Turn the lean angle cut-off switch to 65°.
d. Measure the lean angle cut-off switch output
voltage.
EAS28150
CHECKING THE STATOR COIL
1. Disconnect:
• Stator coil coupler
(from the wire harness)
2. Check:
• Stator coil resistance
Out of specification
assembly.
Stator coil resistance
0.224–0.336 Ω at 20 °C (38 °F)
a. Connect the pocket tester (Ω x 1) to the sta-
tor coil coupler as shown.
Pocket tester
90890-03112
• Positive tester probe
• Negative tester probe
• Positive tester probe
• Negative tester probe
b. Measure the stator coil resistance.
Replace the stator
white "1"
white "2"
white "1"
white "3"