The 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.
The risk
A fouled spark plug could cause the engine to stall at idle and possibly not restart, increasing the risk of a crash.
The 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.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Yamaha XC155 | 2015, 2016, 2017, 2018 |
| Yamaha XC155F | 2015 |
Components: ENGINE AND ENGINE COOLING:ENGINE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Yamaha XC155 | 2015 | 1 | 2 |
| Yamaha XC155 | 2016 | 0 | 2 |
| Yamaha XC155 | 2017 | 0 | 2 |
| Yamaha XC155 | 2018 | 1 | 2 |
| Yamaha XC155F | 2015 | 1 | 2 |
Other engine and engine cooling recalls in 2020
16 of the 782 recall campaigns reported to NHTSA in 2020 concerned the engine and engine cooling; Yamaha Motor Corporation, USA filed 46 campaigns in all.
| 20V810000 23 Dec 2020 | Navistar, Inc. |
| 20V774000 11 Dec 2020 | Kawasaki Motors Corp., U.S.A. |
| 20V705000 13 Nov 2020 | Hyundai Motor America |
| 20V699000 12 Nov 2020 | Chrysler (FCA US LLC) |
| 20V646000 19 Oct 2020 | Mitsubishi Fuso Truck of America, Inc. |
| 20V591000 25 Sept 2020 | Forest River, Inc. |
| 20V526000 31 Aug 2020 | Motor Coach Industries |
| 20V511000 27 Aug 2020 | Chrysler (FCA US LLC) |
NHTSA recalls (public domain) · all recalls of 2020