DVSA Statistics
1991 Mercedes Motorhome
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1991 Mercedes Motorhome (only 7 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 7 DVSA anonymised MOT tests · About this data
Pass Rate
57.1%
Lower 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 7 recorded tests.
Pre-MOT Checklist for 1991 Mercedes Motorhome
Based on common failure points for this model, check these items before your MOT:
- 1
Test all headlights work and aim is correct - check for condensation inside
Lighting – Common fail on this model
- 2
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
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Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Mercedes Motorhome.
Frequently Asked Questions
Is a 1991 Mercedes Motorhome likely to fail its MOT?
Based on DVSA statistics, the 1991 Mercedes Motorhome has a 57.1% MOT pass rate. This is below average, so extra pre-MOT checks are recommended.
What are the most common MOT failures on a 1991 Mercedes Motorhome?
The most common MOT failure reasons for a 1991 Mercedes Motorhome are: the aim of a headlamp is not within limits laid down in the requirements, the strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a 'prescribed area') is significantly reduced or inadequately repaired, tyre tread depth not in accordance with 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 Mercedes Motorhome fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: the aim of a headlamp is not within limits laid down in the requirements, the strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a 'prescribed area') is significantly reduced or inadequately repaired, tyre tread depth not in accordance with 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 Mercedes Motorhomes fail their MOT?
Around 43% of 1991 Mercedes Motorhomes fail their MOT test, meaning roughly 1 in 2 don't pass first time. The most common reasons are the aim of a headlamp is not within limits laid down in the requirements and the strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a 'prescribed area') is significantly reduced or inadequately repaired. Pre-checking these items can significantly improve your chances.
What should I check before my 1991 Mercedes Motorhome MOT?
Before your 1991 Mercedes Motorhome MOT, check these commonly-failed items: the aim of a headlamp is not within limits laid down in the requirements, the strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a 'prescribed area') is significantly reduced or inadequately repaired, tyre tread depth not in accordance with 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 Mercedes Motorhome reliable for MOT?
With a 57.1% MOT pass rate, the 1991 Mercedes Motorhome performs below average compared to typical vehicles. Extra attention to pre-MOT checks is recommended for this model.