DVSA Statistics
1991 Yamaha Cw50
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1991 Yamaha Cw50 (only 6 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 6 DVSA anonymised MOT tests · About this data
Pass Rate
83.3%
Higher than average
Limited data available for this model; results may be less representative.
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 6 recorded tests.
Pre-MOT Checklist for 1991 Yamaha Cw50
Based on common failure points for this model, check these items before your MOT:
- 1
Check for excessive play in steering wheel - should be minimal free movement
Steering – Common fail on this model
- 2
Test all headlights work and aim is correct - check for condensation inside
Lighting – Common fail on this model
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Frequently Asked Questions
Is a 1991 Yamaha Cw50 likely to fail its MOT?
Based on DVSA statistics, the 1991 Yamaha Cw50 has a 83.3% 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 Cw50?
The most common MOT failure reasons for a 1991 Yamaha Cw50 are: steering head bearings excessively stiff, notchy, or with excessive wear or play, headlamp emitted colour or intensity not in accordance with the requirements, a rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources. 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 Cw50 fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: steering head bearings excessively stiff, notchy, or with excessive wear or play, headlamp emitted colour or intensity not in accordance with the requirements, a rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1991 Yamaha Cw50s fail their MOT?
Around 17% of 1991 Yamaha Cw50s fail their MOT test, meaning roughly 1 in 6 don't pass first time. The most common reasons are steering head bearings excessively stiff, notchy, or with excessive wear or play and headlamp emitted colour or intensity not in accordance with the requirements. Pre-checking these items can significantly improve your chances.
What should I check before my 1991 Yamaha Cw50 MOT?
Before your 1991 Yamaha Cw50 MOT, check these commonly-failed items: steering head bearings excessively stiff, notchy, or with excessive wear or play, headlamp emitted colour or intensity not in accordance with the requirements, a rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources. 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 Cw50 reliable for MOT?
With a 83.3% MOT pass rate, the 1991 Yamaha Cw50 performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.