Recall 20V277000: 2015–2018 Yamaha Smax
- Report received
- May 15, 2020
- Manufacturer
- Yamaha Motor Corporation, USA
- Potentially affected
- 3,116vehicles
- Model years
- 2015–2018
Check your own vehicle. A recall applies only to vehicles within the affected build range. Enter your VIN at nhtsa.gov/recalls. Recall repairs are free at a franchised dealer.
What NHTSA recorded
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.
Possible consequence
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.
Affected model years
Pages for each model year show complaints, parts, mileage and other recalls.
- 2015 Yamaha Smax2 complaints
- 2016 Yamaha Smax0 complaints
- 2017 Yamaha Smax0 complaints
- 2018 Yamaha Smax1 complaints
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.