2021 Yamaha XMAX: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
1 owner complaints analyzed
1 distinct recall campaigns
2,900 mi median reported failure mileage
Scope: 2021 model year. Data updated: . 1 complaints include usable failure mileage. View data status.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Owner-reported patterns
Most common problems
Engine And Engine Cooling is the most frequently named component, appearing in 1 of 1 complaints (100.0%). A complaint can name multiple components.
Recurring terms in complaint narratives
Topic
Matching reports
Share of complaints
Engine operation
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.
Engine And Engine Cooling
1
Component breakdown data
Category
Count
Engine And Engine Cooling
1
Engine And Engine Cooling: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
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
Reported problems by failure mileage data
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.
2026
1
Complaints over time data
Category
Count
2026
1
2026: 1
Pattern summary
Engine And Engine Cooling leads the component reports. Engine operation 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.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
The contact owns a 2021 Yamaha XMAX 300 Motorcycle. The contact stated that shortly after the motorcycle was repaired under NHTSA Campaign Number: 25V778000 (ENGINE AND ENGINE COOLING); while riding approximately 55 MPH, the motorcycle suddenly decelerated and stalled. The motorcycle was towed to a local mechanic nearby and the contact was informed that the cam shaft bolt was missing from the motorcycle. The motorcycle was later towed back to the local dealer, and the contact was informed that the cam shaft bolt had sheared off. The motorcycle…
1 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
25V778000 · Engine And Engine Cooling:Critical Fasteners
Reported: 2025-11-12 (November 12, 2025)
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.
Consequence: An engine stall can cause a loss of control, increasing the risk of a crash or injury.
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.
Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.
Data completeness
1 unique complaints in this selection. Analysis snapshot: 2026-09-30.
100.0%Usable mileage1 / 1 records
100.0%Valid incident date1 / 1 records
100.0%Valid filing date1 / 1 records
100.0%Ordered incident and filing dates1 / 1 records
Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.
Problems by model year
Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.
Component complaint heatmap
Component
2018
2019
2020
2021
2022
Engine And Engine Cooling
0Unavailable
No examples available for this selection.
0Unavailable
No examples available for this selection.
0Unavailable
No examples available for this selection.
1100.0%ODI 11751856 · 2,900 mi
The contact owns a 2021 Yamaha XMAX 300 Motorcycle. The contact stated that shortly after the motorcycle was repaired under NHTSA Campaign Number: 25V778000 (ENGINE AND ENGINE COOLING); while riding approximately 55 MPH, the motorcycle suddenly decelerated and stalled. The motorcycle was towed to a local mechanic nearby and the contact was informed that the cam shaft bolt was missing from the motorcycle. The motorcycle was later towed back to the local dealer, and the contact was informed that the cam shaft bolt had sheared off. The motorcycle…
Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.
Failure mileage by component
Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.
Component failure mileage distribution
Component
Mileage range (25th–75th percentile)
Median
Usable records
Examples
Engine And Engine Cooling
Too few reports for a range
2,900 mi
1 (sparse)
ODI 11751856 · 2,900 mi
The contact owns a 2021 Yamaha XMAX 300 Motorcycle. The contact stated that shortly after the motorcycle was repaired under NHTSA Campaign Number: 25V778000 (ENGINE AND ENGINE COOLING); while riding approximately 55 MPH, the motorcycle suddenly decelerated and stalled. The motorcycle was towed to a local mechanic nearby and the contact was informed that the cam shaft bolt was missing from the motorcycle. The motorcycle was later towed back to the local dealer, and the contact was informed that the cam shaft bolt had sheared off. The motorcycle…
Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.
Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.
Monthly counts, recall campaigns and complaint examples
The contact owns a 2021 Yamaha XMAX 300 Motorcycle. The contact stated that shortly after the motorcycle was repaired under NHTSA Campaign Number: 25V778000 (ENGINE AND ENGINE COOLING); while riding approximately 55 MPH, the motorcycle suddenly decelerated and stalled. The motorcycle was towed to a local mechanic nearby and the contact was informed that the cam shaft bolt was missing from the motorcycle. The motorcycle was later towed back to the local dealer, and the contact was informed that the cam shaft bolt had sheared off. The motorcycle…
Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.
This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.
No complete months meet the spike thresholds for this selection.
Equal-age model-year comparison
Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.
2021: 0 complaints · 2022: 0 complaints
Equal observation windows
Model year
Through age 0
Through age 1
Through age 2
2021
0
0
0
2022
0
0
0
Date coverage across each selected cohort
Date basis for all complaints in selected model years
Year
Incident dates used
Filing date fallbacks
Excluded dates
2021
1
0
0
2022
0
0
0
Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.
Components reported together
Each cell counts unique complaints naming both components. Open a nonzero cell for examples.
Component co-occurrence matrix
Component
Engine And Engine Cooling
Engine And Engine Cooling
—
Co-reporting does not establish that one component caused another concern.
Recurring narrative patterns
Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.
1 patterns with matching reports.
Stalling or loss of power
1 mentions · 100.0% of complaints
Median mileage: 2,900 mi (1 usable records).
ODI 11751856 · 2,900 mi
The contact owns a 2021 Yamaha XMAX 300 Motorcycle. The contact stated that shortly after the motorcycle was repaired under NHTSA Campaign Number: 25V778000 (ENGINE AND ENGINE COOLING); while riding approximately 55 MPH, the motorcycle suddenly decelerated and stalled. The motorcycle was towed to a local mechanic nearby and the contact was informed that the cam shaft bolt was missing from the motorcycle. The motorcycle was later towed back to the local dealer, and the contact was informed that the cam shaft bolt had sheared off. The motorcycle…