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The diagnostic actuator operation code numbers cannot be displayed or actuated on the Multi-Function Meter. To display or actuate the diagnostic code numbers, use the Yamaha diagnostic tool.

Diagnostic Code No.
30

Item

Front Cylinder Ignition Coil

Actuation

Actuates the front cylinder ignition coil five times at one-second intervals. Illuminates the engine trouble warning light and Yamaha diagnostic tool
warning light.

Procedure

Check that a spark is generated five times.

• Connect an ignition
  checker.


31
Rear Cylinder Ignition Coil
Actuates the rear cylinder
ignition coil five times at
one-second intervals. Illuminates the engine trouble warning light and Yamaha diagnostic tool warning light.
Check that a spark is generated five times.

• Connect an ignition
  checker.

36
Front Cylinder Injector
Actuates the front cylinder
injector five times at one second
intervals. Illuminates the engine
trouble warning light and Yamaha diagnostic tool warning light.
Check that the front cylinder injector is actuated five times by listening for the operating sound.

37
Rear Cylinder Injector
Actuates the rear cylinder
injector five times at one second
intervals. Illuminates the engine
trouble warning light and Yamaha diagnostic tool warning light.
Check that the rear cylinder
injector is actuated five times by listening for the operating sound.

50
Relay Unit
Actuates the relay unit five times at one-second intervals.

Illuminates the engine trouble warning light and Yamaha diagnostic tool warning light.

(The engine trouble warning light and Yamaha diagnostic tool warning light are OFF when the relay is ON, and the engine trouble warning light and Yamaha diagnostic tool warning light are ON when the relay is OFF.)
Check that the relay unit is
actuated five times by listening for the operating
sound.

52
Headlight Unit
Actuates the headlight relay five times at five-second intervals.

Illuminates the engine trouble warning light and Yamaha diagnostic
tool warning light.
Check that the headlight
relay is actuated five times
by listening for the operating sound.

54
ISC Valve
Fully closes the ISC valve and then opens the valve.

This operation is performed 3 times and takes approximately 4 seconds
each time.

The engine trouble warning light
comes on during the operation.
The ISC unit vibrates when the ISC valve operates.

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