Checking the intake funnel (Yamaha YZF-R1 Y(C))

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1. Check:

• Intake funnel servo motor rod assembly. Damage/scratches → Replace.
• Intake funnel assembly. Cracks/damage → Replace.

2. Check:

• Intake funnel movement

Sticks → Replace the intake funnel assembly.

Notice:

• Make sure that the intake funnel smoothly moves to the contacting surface between upper stopper and lower seating position when it is moved by hand.
• Make sure that the intake funnel smoothly strokes from the upper position to the seating position by its own weight.

See this article in russian language

Article about repair motorcycles «Yamaha R1 YZF- Y(C)» (2009-2014): «Checking the intake funnel»: https://motoinstruction.ru/en/Yamaha/R1/YZFR1Y/engine/fuel/115557 <a href="https://motoinstruction.ru/en/Yamaha/R1/YZFR1Y/engine/fuel/115557">Checking the intake funnel</a> - article about repair motorcycles «Yamaha R1 YZF- Y(C)» (2009-2014) from section «Fuel system». [url=https://motoinstruction.ru/en/Yamaha/R1/YZFR1Y/engine/fuel/115557]Checking the intake funnel[/url] - article about repair motorcycles «Yamaha R1 YZF- Y(C)» (2009-2014) from section «Fuel system».