DVSA Statistics
1991 Merlin Unclassified
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1991 Merlin Unclassified (only 2 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 2 DVSA anonymised MOT tests · About this data
Pass Rate
50%
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
Wiper blades are a common fail on UNCLASSIFIEDs. Quick 5-minute fix.
Based on DVSA statistics from 2 recorded tests.
Pre-MOT Checklist for 1991 Merlin Unclassified
Based on common failure points for this model, check these items before your MOT:
- 1
Check exhaust for leaks, holes, or excessive corrosion - listen for blowing
Exhaust – Common fail on this model
- 2
Check wiper blades for wear, cracks, and smearing - replace if damaged
Visibility – Common fail on this model
How Does This Compare to Other Years?
See how this 1991 model compares to the next 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 2 MOT tests from the 2023 DVSA dataset. Your 1991 Merlin Unclassified was 32 years old when this data was collected and is now 35 years old.
Sample Size
Limited data - 2 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 Merlin Unclassified.
Frequently Asked Questions
Is a 1991 Merlin Unclassified likely to fail its MOT?
Based on DVSA statistics, the 1991 Merlin Unclassified has a 50% MOT pass rate. This is below average, so extra pre-MOT checks are recommended.
What are the most common MOT failures on a 1991 Merlin Unclassified?
The most common MOT failure reasons for a 1991 Merlin Unclassified are: exhaust system leaking or insecure, wiper blade missing or obviously not clearing the windscreen, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. 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 Merlin Unclassified fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: exhaust system leaking or insecure, wiper blade missing or obviously not clearing the windscreen, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1991 Merlin Unclassifieds fail their MOT?
Around 50% of 1991 Merlin Unclassifieds fail their MOT test, meaning roughly 1 in 2 don't pass first time. The most common reasons are exhaust system leaking or insecure and wiper blade missing or obviously not clearing the windscreen. Pre-checking these items can significantly improve your chances.
What should I check before my 1991 Merlin Unclassified MOT?
Before your 1991 Merlin Unclassified MOT, check these commonly-failed items: exhaust system leaking or insecure, wiper blade missing or obviously not clearing the windscreen, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. 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 Merlin Unclassified reliable for MOT?
With a 50% MOT pass rate, the 1991 Merlin Unclassified performs below average compared to typical vehicles. Extra attention to pre-MOT checks is recommended for this model.