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Recall campaign20V277000

Recall 20V277000: 2015–2018 Yamaha Smax

Engine and engine cooling › Engine
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.

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.