DVSA Statistics
1990 Mercedes-Benz Sl
MOT Pass Rate & Pre-MOT Checklist
Used 1990 Mercedes-Benz Sls usually pass their MOT, but around 1 in 10 still fail, most often for a tyre seriously damaged, brake pipe damaged or excessively corroded and lamp emitted colour, position or intensity not in accordance with the requirements. Based on 83 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 83 DVSA anonymised MOT tests · About this data
Pass Rate
90.4%
Higher than average
Top Failure Reasons
Common MOT failures for this model
Parts Available
Worn tyres are a safety issue and common MOT fail.
Based on DVSA statistics from 83 recorded tests.
Advisory repair cost guides
Pre-MOT Checklist for 1990 Mercedes-Benz Sl
Based on common failure points for this model, check these items before your MOT:
- 1
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
- 2
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 3
Listen for knocks or clunks when driving over bumps - bounce each corner
Suspension – Common fail on this model
How Does This Compare to Other Years?
Previous Year
1989 Mercedes-Benz Sl
Based on 181 UK MOT tests
Next Year
1991 Mercedes-Benz Sl
Based on 137 UK MOT tests
The 1990 model shows improvement over 1989 but the 1991 model has an even better pass rate.
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 83 MOT tests from the 2023 DVSA dataset. Your 1990 Mercedes-Benz Sl was 33 years old when this data was collected and is now 36 years old.
Sample Size
Moderate confidence - 83 tests (interpret with caution)
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 Mercedes-Benz Sl.
Frequently Asked Questions
Is a 1990 Mercedes-Benz Sl likely to fail its MOT?
Based on DVSA statistics, the 1990 Mercedes-Benz Sl has a 90.4% 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 1990 Mercedes-Benz Sl?
The most common MOT failure reasons for a 1990 Mercedes-Benz Sl are: a tyre seriously damaged, brake pipe damaged or excessively corroded, lamp emitted colour, position or intensity 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 1990 Mercedes-Benz Sl fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a tyre seriously damaged, brake pipe damaged or excessively corroded, lamp emitted colour, position or intensity 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 1990 Mercedes-Benz Sls fail their MOT?
Around 10% of 1990 Mercedes-Benz Sls fail their MOT test, meaning roughly 1 in 10 don't pass first time. The most common reasons are a tyre seriously damaged and brake pipe damaged or excessively corroded. Pre-checking these items can significantly improve your chances.
What should I check before my 1990 Mercedes-Benz Sl MOT?
Before your 1990 Mercedes-Benz Sl MOT, check these commonly-failed items: a tyre seriously damaged, brake pipe damaged or excessively corroded, lamp emitted colour, position or intensity 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 1990 Mercedes-Benz Sl reliable for MOT?
With a 90.4% MOT pass rate, the 1990 Mercedes-Benz Sl performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.