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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.
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Diagnostic Code No.
30
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Item Front Cylinder Ignition Coil
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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. |
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31
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Rear Cylinder Ignition Coil
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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. |
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36
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Front Cylinder Injector
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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.
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37
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Rear Cylinder Injector
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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. |
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50
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Relay Unit
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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. |
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52
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Headlight Unit
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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. |
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54
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ISC Valve
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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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