Yamaha Tenere 700 2020, Service Manual

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ELECTRICAL COMPONENTS
8-134
a. Disconnect the relay unit coupler from the
relay unit.
b. Connect the digital circuit tester to the re-
lay unit terminal as shown.
c. Check the relay unit (diode) for continuity.
d. Check the relay unit (diode) for no continu-
ity.
EAS30558
CHECKING THE IGNITION COILS
The following procedure applies to all of the igni-
tion coils.
1. Check:
• Primary coil resistance
Out of specification
→
Replace.
a. Disconnect the ignition coil coupler from
the ignition coil.
b. Connect the digital circuit tester to the igni-
tion coil as shown.
c. Measure the primary coil resistance.
2. Check:
• Secondary coil resistance
Out of specification
→
Replace.
a. Connect the digital circuit tester to the igni-
tion coil as shown.
Continuity
Positive tester probe
black/yellow “1”
Negative tester probe
sky blue “2”
No continuity
Positive tester probe
sky blue “2”
Negative tester probe
black/yellow “1”
Continuity
Positive tester probe
black/red “3”
Negative tester probe
sky blue “2”
No continuity
Positive tester probe
sky blue “2”
Negative tester probe
black/red “3”
Continuity
Positive tester probe
sky blue/white “4”
Negative tester probe
sky blue “2”
No continuity
Positive tester probe
sky blue “2”
Negative tester probe
sky blue/white “4”
Continuity
Positive tester probe
black/red “3”
Negative tester probe
blue/green “5”
No continuity
Positive tester probe
blue/green “5”
Negative tester probe
black/red “3”
R / W L / W R R / L L / W
L / W L / Y R / W L / G B / R B / Y Sb / W Sb
Primary coil resistance
1.19–1.61
Ω
Digital circuit tester (CD732)
90890-03243
Model 88 Multimeter with ta-
chometer
YU-A1927
• Positive tester probe
Ignition coil terminal “1”
• Negative tester probe
Ignition coil terminal “2”
Secondary coil resistance
8.50–11.50 k
Ω
1
2
G0 8 9046