Yamaha XC155F, XC155: Engine and engine cooling — engine

Affects Yamaha XC155F, XC155 · 2015–2018 — about 3K vehicles.

The hazard

A fouled spark plug could cause the engine to stall at idle and possibly not restart, increasing the risk of a crash.

What to do

Yamaha will notify owners and dealers will replace the cylinder head gasket and tighten the cylinder head nuts, free of charge. The recall began May 29, 2020. Owners may contact Yamaha customer service at 1-800-962-7926. Yamaha's number for this recall is 990137.

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