Yamaha YJ125T Owner's Manual page 27

With the engine turned off:
1. Move the sidestand down.
2. Make sure that the engine stop switch is turned on.
3. Turn the key on.
4. Keep the front or rear brake applied.
5. Push the start switch.
Does the engine start?
NO
With the engine still off:
6. Move the sidestand up.
7. Keep the front or rear brake applied.
8. Push the start switch.
Does the engine start?
YES
With the engine still running:
9. Move the sidestand down.
Does the engine stall?
YES
The system is OK. The scooter can be ridden.
INSTRUMENT AND CONTROL FUNCTIONS
YES
NO
NO
3-10
NOTE:
This check is most reliable if performed with a warmed-
up engine.
The sidestand switch may be defective.
The scooter should not be ridden until checked by a
Yamaha dealer.
The brake switch may be defective.
The scooter should not be ridden until checked by a
Yamaha dealer.
The sidestand switch may be defective.
The scooter should not be ridden until checked by a
Yamaha dealer.
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