Yamaha Dt Reliability, MOT Pass Rate & Common Faults
Free Yamaha Dt car check
Is the Yamaha Dt reliable? We analysed 1,828 real MOT tests across 323 vehicles to find out.
Got a specific Yamaha Dt? Enter the reg for a free check:
The Yamaha Dt is above average for reliability based on real UK MOT data. Common problems include stop lamp does not illuminate immediately a brake applies, reflector on motorcycle missing and direction indicator not working. Here's everything you need to know before buying a used Yamaha Dt.
Yamaha Dt Number Plates
Number plates registered to a Yamaha Dt. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Yamaha Dt MOT Pass Rate by Year
How likely is a Yamaha Dt to pass its MOT? Here's the pass rate for each registration year, newest first.
Yamaha Dt Problems — What Goes Wrong?
The most common reasons a Yamaha Dt fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Yamaha Dt Mileage — What's Normal?
How many miles does a typical Yamaha Dt owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Yamaha Dt MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Yamaha Dt year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2003 | 71 | 73.2% | 8,957 | 13,968 | 30,187 |
| 2001 | 55 | 70.9% | 12,922 | 20,217 | 22,354 |
| 1993 | 70 | 68.6% | 10,882 | 21,034 | 32,354 |
| 1992 | 124 | 75.8% | 15,978 | 21,203 | 28,801 |
| 1991 | 119 | 73.9% | 10,962 | 16,645 | 22,534 |
| 1990 | 132 | 68.9% | 13,653 | 21,999 | 28,327 |
| 1989 | 70 | 74.3% | 16,770 | 20,936 | 30,547 |
| 1988 | 79 | 83.5% | 10,705 | 15,682 | 21,318 |
| 1987 | 83 | 81.9% | 22,072 | 28,016 | 42,334 |
| 1985 | 50 | 66.0% | 4,226 | 16,992 | 26,692 |
| 1981 | 108 | 84.3% | 7,384 | 13,742 | 18,099 |
| 1980 | 92 | 72.8% | 7,711 | 12,648 | 20,210 |
| 1979 | 84 | 86.9% | 7,080 | 9,245 | 16,950 |
| 1978 | 76 | 93.4% | 4,717 | 12,652 | 17,880 |
| 1977 | 66 | 83.3% | 7,087 | 17,434 | 27,089 |
How Long Does a Yamaha Dt Last?
Based on 323 Yamaha Dt vehicles on UK roads.
Yamaha Dt Mileage Distribution
Total mileage recorded across all Yamaha Dt MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Yamaha Dt
Based on MOT pass rates across all registration years with sufficient test data.
93.4% MOT pass rate from 76 tests
66.0% MOT pass rate from 50 tests
The best year to buy a used Yamaha Dt is 1978, which has the highest MOT pass rate at 93.4% across 76 tests. The 1985 model year has the lowest pass rate at 66.0% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Yamaha Dt Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Yamaha Dt THIS CAR | 76.9% | 1,828 | 16,799 mi | 49 yrs |
| Yamaha Yzf R1 | 86.5% | 175,313 | 16,232 mi | 28 yrs |
| Yamaha FZS600 | 85% | 157,659 | 22,466 mi | 28 yrs |
| Yamaha XJR1300 | 88.8% | 107,128 | 16,836 mi | 27 yrs |
| Benelli Tre | 87.9% | 960 | 10,168 mi | 19 yrs |
Compared to the Yamaha Yzf R1 (86.5% pass rate) and the Yamaha FZS600 (85.0% pass rate), the Yamaha Dt trails behind on MOT reliability.
Found a Yamaha Dt you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Yamaha DtShould you buy a used Yamaha Dt?
The Yamaha Dt has an overall MOT pass rate of 76.9% across 1,828 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Yamaha Dt are stop lamp does not illuminate immediately a brake applies (42 recorded failures), reflector on motorcycle missing (34), and direction indicator not working (29). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Yamaha Dt owner drives around 303 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Yamaha Dt models stay on UK roads for around 49 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.