DVSA Statistics
1983 Yamaha Unclassified
MOT Pass Rate & Pre-MOT Checklist
Used 1983 Yamaha Unclassifieds usually pass their MOT, but around 8% still fail, most often for a shock absorber not functioning or leaking severely, headlamp not securely attached and a wheel bearing with excessive play. Based on 110 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 110 DVSA anonymised MOT tests · About this data
Pass Rate
91.8%
Higher than average
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Headlight bulbs are a common MOT fail. Easy DIY replacement.
Based on DVSA statistics from 110 recorded tests.
Pre-MOT Checklist for 1983 Yamaha Unclassified
Based on common failure points for this model, check these items before your MOT:
- 1
Push down on each corner and release - car should bounce once only
Suspension – Common fail on this model
- 2
Test all headlights work and aim is correct - check for condensation inside
Lighting – 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 Unclassified.
Frequently Asked Questions
Is a 1983 Yamaha Unclassified likely to fail its MOT?
Based on DVSA statistics, the 1983 Yamaha Unclassified has a 91.8% 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 1983 Yamaha Unclassified?
The most common MOT failure reasons for a 1983 Yamaha Unclassified are: a shock absorber not functioning or leaking severely, headlamp not securely attached, a wheel bearing with excessive play. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1983 Yamaha Unclassified fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a shock absorber not functioning or leaking severely, headlamp not securely attached, a wheel bearing with excessive play. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1983 Yamaha Unclassifieds fail their MOT?
Around 8% of 1983 Yamaha Unclassifieds fail their MOT test, meaning roughly 1 in 13 don't pass first time. The most common reasons are a shock absorber not functioning or leaking severely and headlamp not securely attached. Pre-checking these items can significantly improve your chances.
What should I check before my 1983 Yamaha Unclassified MOT?
Before your 1983 Yamaha Unclassified MOT, check these commonly-failed items: a shock absorber not functioning or leaking severely, headlamp not securely attached, a wheel bearing with excessive play. 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 1983 Yamaha Unclassified reliable for MOT?
With a 91.8% MOT pass rate, the 1983 Yamaha Unclassified performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.