DVSA Statistics
1986 Yamaha Tt
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1986 Yamaha Tt (only 3 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 3 DVSA anonymised MOT tests · About this data
Pass Rate
66.7%
About average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Parts Available
Worn tyres are a safety issue and common MOT fail.
Based on DVSA statistics from 3 recorded tests.
Pre-MOT Checklist for 1986 Yamaha Tt
Based on common failure points for this model, check these items before your MOT:
- 1
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
- 2
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
How Does This Compare to Other Years?
See how this 1986 model compares to the previous model year.
Why Trust This Data?
Official UK Government Source
This data comes from the UK's Driver and Vehicle Standards Agency (DVSA), the official body responsible for MOT testing standards. The anonymised MOT test data is published via data.gov.uk.
Understanding the Statistics
This page is based on 3 MOT tests from the 2023 DVSA dataset. Your 1986 Yamaha Tt was 37 years old when this data was collected and is now 40 years old.
Sample Size
Limited data - 3 tests (use as rough guide only)
Limitations
Statistics reflect average outcomes and don't account for maintenance history, mileage, or regional variations. Individual results will vary based on how well a vehicle has been maintained.
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Yamaha Tt.
Frequently Asked Questions
Is a 1986 Yamaha Tt likely to fail its MOT?
Based on DVSA statistics, the 1986 Yamaha Tt has a 66.7% MOT pass rate. This is about average for vehicles of this age.
What are the most common MOT failures on a 1986 Yamaha Tt?
The most common MOT failure reasons for a 1986 Yamaha Tt are: an unsuitable tyre fitted, excessive fluctuation in brake effort through each wheel revolution, significant brake effort recorded with no brake applied indicating a binding brake. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1986 Yamaha Tt fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: an unsuitable tyre fitted, excessive fluctuation in brake effort through each wheel revolution, significant brake effort recorded with no brake applied indicating a binding brake. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1986 Yamaha Tts fail their MOT?
Around 33% of 1986 Yamaha Tts fail their MOT test, meaning roughly 1 in 3 don't pass first time. The most common reasons are an unsuitable tyre fitted and excessive fluctuation in brake effort through each wheel revolution. Pre-checking these items can significantly improve your chances.
What should I check before my 1986 Yamaha Tt MOT?
Before your 1986 Yamaha Tt MOT, check these commonly-failed items: an unsuitable tyre fitted, excessive fluctuation in brake effort through each wheel revolution, significant brake effort recorded with no brake applied indicating a binding brake. 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 1986 Yamaha Tt reliable for MOT?
With a 66.7% MOT pass rate, the 1986 Yamaha Tt performs about average compared to typical vehicles. This is typical performance for vehicles in this age bracket.