Yamaha Cubed C3 (XF50 - C), Vino (XC50): Engine

Affects Yamaha Cubed C3 (XF50 - C), Vino (XC50) · 2007 — about 416 vehicles.

The hazard

On certain scooters, the engine connecting rod could crack or break because of an improper heat treatment of the metal. Should this occur, the engine would immediately stop running. A loss of propulsion, in conjunction with traffic and road conditions, and the driver's reactions, could increase the risk of a crash. Correction: Dealers will disassemble the affected engine and replace the crankshaft assembly with one that has a properly heat-treated connecting rod.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational