DVSA Statistics
1998 Yamaha Unclassified
MOT Pass Rate & Pre-MOT Checklist
Used 1998 Yamaha Unclassifieds usually pass their MOT, but around 9% still fail, most often for number plate does not conform to the specified requirements, fuel system leaking, or missing or ineffective filler cap and significant brake effort recorded with no brake applied indicating a binding brake. Based on 157 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 157 DVSA anonymised MOT tests · About this data
Pass Rate
91.1%
Higher than average
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Number plate lights are a quick fix.
Based on DVSA statistics from 157 recorded tests.
Pre-MOT Checklist for 1998 Yamaha Unclassified
Based on common failure points for this model, check these items before your MOT:
- 1
Ensure number plate lights work and plates are clean and legible
Lighting – Common fail on this model
- 2
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
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Frequently Asked Questions
Is a 1998 Yamaha Unclassified likely to fail its MOT?
Based on DVSA statistics, the 1998 Yamaha Unclassified has a 91.1% 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 1998 Yamaha Unclassified?
The most common MOT failure reasons for a 1998 Yamaha Unclassified are: number plate does not conform to the specified requirements, fuel system leaking, or missing or ineffective filler cap, 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 1998 Yamaha Unclassified fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: number plate does not conform to the specified requirements, fuel system leaking, or missing or ineffective filler cap, 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 1998 Yamaha Unclassifieds fail their MOT?
Around 9% of 1998 Yamaha Unclassifieds fail their MOT test, meaning roughly 1 in 11 don't pass first time. The most common reasons are number plate does not conform to the specified requirements and fuel system leaking, or missing or ineffective filler cap. Pre-checking these items can significantly improve your chances.
What should I check before my 1998 Yamaha Unclassified MOT?
Before your 1998 Yamaha Unclassified MOT, check these commonly-failed items: number plate does not conform to the specified requirements, fuel system leaking, or missing or ineffective filler cap, 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 1998 Yamaha Unclassified reliable for MOT?
With a 91.1% MOT pass rate, the 1998 Yamaha Unclassified performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.