Yamaha Tdm850
MotorcycleFrom 905 MOT tests. Above average for its class.
Common MOT failure categories
Pass rate by registration year
What goes wrong?
The most common MOT failure reasons are significant brake effort recorded with no brake applied indicating a binding brake, excessive fluctuation in brake effort through each wheel revolution and a shock absorber not functioning or leaking severely. The top issue, significant brake effort recorded with no brake applied indicating a binding brake, caused 13 failures in 2024. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| significant brake effort recorded with no brake applied indicating a binding brake | 13 |
| excessive fluctuation in brake effort through each wheel revolution | 9 |
| a shock absorber not functioning or leaking severely | 8 |
| stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 7 |
| exhaust system leaking or insecure | 6 |
| a transmission belt, chain, sprocket or pulley excessively loose or worn | 5 |
| audible warning not working | 5 |
| the aim of a headlamp is not within limits laid down in the requirements | 4 |
| a direction indicator adversely affected by the operation of another lamp | 4 |
| brake control has insufficient reserve travel | 4 |
How serious are these failures?
Not all MOT failures are equal. 43.1% of failures are serious: 33.8% are safety issues (brakes, steering, tyre damage) and 9.2% could actually leave you stranded. That's close to the 44.4% average across all models. When it does fail, the average repair bill is around £79.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 1999 | 87.5% | a direction indicator adversely affected by the operation of another lamp, excessive fluctuation in brake effort through each wheel revolution |
| 1998 | 84.6% | significant brake effort recorded with no brake applied indicating a binding brake, brake hoses or connections leaking |
| 1997 | 82.7% | significant brake effort recorded with no brake applied indicating a binding brake, brake control has insufficient reserve travel |
Typical mileage
Half of all Tdm850s tested had between 28,620 and 43,165 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 36,276 median miles, the Tdm850 has 0.036 failures per 10,000 miles driven.
Other Yamaha models
| Yamaha Mt | 87.6% |
| Yamaha Gpd125-A Nmax 125 Abs | 80.8% |
| Yamaha Yzf R1 | 87.8% |
| Yamaha Unclassified | 86.6% |
| Yamaha Fzs600 | 83.1% |
Common questions
What is the Yamaha Tdm850 MOT pass rate?
The Yamaha Tdm850 has a 87.1% MOT pass rate based on 905 real MOT tests. This is above the national average.
What are common MOT failures on a Yamaha Tdm850?
The most common MOT failure on the Yamaha Tdm850 is significant brake effort recorded with no brake applied indicating a binding brake, which caused 13 failures. Other common issues include excessive fluctuation in brake effort through each wheel revolution.
What is the typical mileage of a Yamaha Tdm850 at MOT?
The median mileage at MOT for a Yamaha Tdm850 is 36,276 miles. The middle 50% of vehicles tested have between 28,620 and 43,165 miles.
MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.