Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionTire Tread Wear Inspection
As the tire tread wears down, the tire becomes more susceptible
to puncture and failure. An accepted estimate is
that 90% of all tire failures occur during the last 10% of tread
life (90% worn). So it is false economy and unsafe to use
the tires until they are bald.
Measure the tread depth a ...
Engine Stop Switch Operation Inspection
First Step
Set the gear position in the neutral position.
Turn the ignition switch to ON.
Turn the engine stop switch to stop position [A].
Push the starter button.
The engine does not start.
If the engine starts, inspect the engine stop switch (see
Switch Inspection in the Electri ...
Fuse Inspection
Remove the fuse.
Inspect the fuse element.
If it is blown out, replace the fuse. Before replacing a
blown fuse, always check the amperage in the affected
circuit. If the amperage is equal to or greater than the
fuse rating, check the wiring and related components for
a short circuit.
...