2008 Yamaha YP400 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
1 owner complaints analyzed
0 distinct recall campaigns
2,360 mi median reported failure mileage
Scope: 2008 model year. Data snapshot: . 1 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Fuel System, Gasoline is the most frequently named component, appearing in 1 of 1 complaints (100.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Engine operation | 1 | 100.0% |
| Fuel system concerns | 1 | 100.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Fuel System, Gasoline | 1 |
Fuel System, Gasoline: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (1). 0 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2011 | 1 |
2011: 1
Pattern summary
Fuel System, Gasoline leads the component reports. Engine operation appears in 1 complaint narratives. Fuel system concerns appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10409589 · 2011-06-23 (June 23, 2011)
THIS IS A 400CC MOTOR SCOOTER BEING RIDDEN DURING AN 85 DEGREE DAY. THE VEHICLE ENGINE STALLED AFTER ENTERING A BUSY INTERSECTION AND COULD NOT BE RESTARTED. AFTER PUSHING THE VEHICLE OUT OF THE INTERSECTION, ATTEMPTS TO RESTART FOR OVER AN HOUR FAILED AND THE VEHICLE WAS TRAILERED HOME. THIS SCENARIO WAS ( HOT TEMPERATURE STALL AND FAILED RESTART) WAS REPEATED AT MY RESIDENCE ON THREE DIFFERENT OCCASIONS. THE VEHICLE WAS TAKEN TO THE YAMAHA DEALERSHIP, DIAGNOSED WITH A FUEL PUMP ASSEMBLY FAILURE, AND CONFIRMED REPAIR UPON PUMP REPLACEMENT. IT …
Owner-reported narrative. 2,360 miles reported. Look up ODI 10409589 at NHTSA ↗