NHTSA Recall 20V277000: Engine (engine and engine cooling)
Yamaha Motor Corporation, USA reported this safety recall to NHTSA on , covering an estimated 3,116 vehicles. It affects 2 models including the Yamaha XC155.
| NHTSA campaign | 20V277000 |
|---|---|
| Manufacturer campaign | 990137 |
| Component | ENGINE AND ENGINE COOLING › ENGINE |
| Report received | May 15, 2020 |
| Owner notification | May 29, 2020 |
| Initiated by | Manufacturer |
Defect
Yamaha Motor Corporation, USA (Yamaha) is recalling certain 2015-2018 XC155 scooters. The cylinder head nuts may not have been tightened properly and could loosen, allowing coolant to foul the spark plug.
Safety risk
A fouled spark plug could cause the engine to stall at idle and possibly not restart, increasing the risk of a crash.
Remedy
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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Vehicles covered by recall 20V277000
Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.