NHTSA campaign 25V778000 · Yamaha campaign 990184
Yamaha Recall 25V-778: Loose Camshaft Bolt May Cause Engine Failure
- Do not drive
Owners are advised not to drive these vehicles until the recall repair is done.
NHTSA recall 25V778000 (Yamaha campaign 990184) was reported by Yamaha Motor Corporation, USA on November 12, 2025, with 2,715 vehicles potentially affected (per NHTSA). NHTSA's record lists the Yamaha Xmax for model years 2018–2022. Owners were notified on December 10, 2025, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 25V778000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 25V778000 (also written 25V-778 or 25V778)
- Filed by
- Yamaha Motor Corporation, USA
- Yamaha campaign number
- 990184
- Report received
- Potentially affected
- 2,715 vehicles (per NHTSA)
- Component
- Engine and Engine Cooling — Critical Fasteners
- Owners notified
Repair completion: 19.01% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 25V778000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 25V778000.
Defect description
Yamaha Motor Company, Ltd. (Yamaha) is recalling certain 2018-2022 XMAX scooters. The camshaft retainer bolt may loosen and not properly secure the camshaft, resulting in an engine stall.
Safety consequence
An engine stall can cause a loss of control, increasing the risk of a crash or injury.
Manufacturer remedy
Owners are advised not to ride their scooter until the remedy has been completed. Dealers will install a new camshaft plate kit, free of charge. Owner notification letters are expected to be mailed November 20, 2025. Owners may contact Yamaha's customer service at 1-800-962-7926. Yamaha's number for this recall is 990184. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning November 24, 2025.
Sources
Official NHTSA notice for recall 25V778000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.