NHTSA campaign 18V730000
Yamaha Recall 18V-730: Insufficiently Tightened Engine Oil Hose Flare Nut
NHTSA recall 18V730000 was reported by Yamaha Motor Corporation, USA on October 16, 2018, with 1,902 vehicles potentially affected (per NHTSA). NHTSA's record lists the Yamaha SR400 for model years 2015–2018. Owners were notified on October 31, 2018, 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 18V730000 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
- 18V730000 (also written 18V-730 or 18V730)
- Filed by
- Yamaha Motor Corporation, USA
- Report received
- Potentially affected
- 1,902 vehicles (per NHTSA)
- Component
- Engine and Engine Cooling — Engine
- Owners notified
Repair completion: 22.61% (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 18V730000. 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.
Yamaha
All Yamaha recallsNHTSA's recall notice
As NHTSA's recall record states it for campaign 18V730000.
Defect description
Yamaha Motor Corporation, USA (Yamaha) is recalling certain 2015-2018 Yamaha SR400 motorcycles. The engine oil line flare nut may be insufficiently tightened, allowing oil to leak onto the rear tire.
Safety consequence
An oil leak onto the rear tire can cause a loss of control, increasing the risk of a crash.
Manufacturer remedy
Yamaha will notify owners, and dealers will inspect the flare nut connection. If oil is not leaking, the nut will be tightened. If oil is leaking, the engine oil line will be replaced and the flare nut will be tightened, free of charge. The recall began October 31, 2018. Owners may contact Yamaha customer service at 1-800-962-7926.
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.
Sources
Official NHTSA notice for recall 18V730000
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.