DVSA Statistics
1991 Yamaha Tdm850
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1991 Yamaha Tdm850 (only 33 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 33 DVSA anonymised MOT tests · About this data
Pass Rate
90.9%
Higher than average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Parts Available
Brakes are a common wear item.
Based on DVSA statistics from 33 recorded tests.
Pre-MOT Checklist for 1991 Yamaha Tdm850
Based on common failure points for this model, check these items before your MOT:
- 1
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 2
Push down on each corner and release - car should bounce once only
Suspension – Common fail on this model
- 3
Test all headlights work and aim is correct - check for condensation inside
Lighting – Common fail on this model
- 4
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Yamaha Tdm850.
Frequently Asked Questions
Is a 1991 Yamaha Tdm850 likely to fail its MOT?
Based on DVSA statistics, the 1991 Yamaha Tdm850 has a 90.9% MOT pass rate. This is above average, indicating good reliability for a vehicle of this age.
What are the most common MOT failures on a 1991 Yamaha Tdm850?
The most common MOT failure reasons for a 1991 Yamaha Tdm850 are: brake disc or drum significantly and obviously worn, a shock absorber not functioning or leaking severely, the aim of a headlamp is not within limits laid down in the requirements. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1991 Yamaha Tdm850 fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: brake disc or drum significantly and obviously worn, a shock absorber not functioning or leaking severely, the aim of a headlamp is not within limits laid down in the requirements. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1991 Yamaha Tdm850s fail their MOT?
Around 9% of 1991 Yamaha Tdm850s fail their MOT test, meaning roughly 1 in 11 don't pass first time. The most common reasons are brake disc or drum significantly and obviously worn and a shock absorber not functioning or leaking severely. Pre-checking these items can significantly improve your chances.
What should I check before my 1991 Yamaha Tdm850 MOT?
Before your 1991 Yamaha Tdm850 MOT, check these commonly-failed items: brake disc or drum significantly and obviously worn, a shock absorber not functioning or leaking severely, the aim of a headlamp is not within limits laid down in the requirements. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1991 Yamaha Tdm850 reliable for MOT?
With a 90.9% MOT pass rate, the 1991 Yamaha Tdm850 performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.