NHTSA recall 21V251000
Engine
Yamaha Smax
Reported Apr 9, 20214,262 vehicles affectedYamaha Motor Corporation, USAMaker’s number 990145
The defect
Yamaha Motor Corporation, USA (Yamaha) is recalling certain 2015-2020 Yamaha XC155 scooters. The primary sheave nut may loosen and fall off.
The risk
A missing primary sheave nut may cause a stall, without the ability to restart the engine, increasing the risk of a crash.
The remedy
Owners are advised not to ride their scooter until the remedy has been preformed. Yamaha will notify owners, and dealers will replace the primary retaining nut and washer with one of a new design, free of charge. Owner notification letters were mailed on April 28, 2021. Owners may contact Yamaha's customer service at 1-800-962-7926. Yamaha's number for this recall is 990145.