DVSA Statistics
1991 Mercedes-Benz 308 D
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1991 Mercedes-Benz 308 D (only 10 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 10 DVSA anonymised MOT tests · About this data
Pass Rate
70%
About average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Windscreen wipers are easy to replace yourself.
Based on DVSA statistics from 10 recorded tests.
Pre-MOT Checklist for 1991 Mercedes-Benz 308 D
Based on common failure points for this model, check these items before your MOT:
- 1
Listen for knocks or clunks when driving over bumps - bounce each corner
Suspension – Common fail on this model
- 2
Check windscreen for chips or cracks in the driver view zone (Zone A)
Visibility – Common fail on this model
- 3
Check for excessive play in steering wheel - should be minimal free movement
Steering – Common fail on this model
- 4
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
How Does This Compare to Other Years?
Previous Year
1990 Mercedes-Benz 308 D
Based on 28 UK MOT tests
Next Year
1992 Mercedes-Benz 308 D
Based on 18 UK MOT tests
Compare how MOT performance varies across Mercedes-Benz 308 D model years.
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 10 MOT tests from the 2023 DVSA dataset. Your 1991 Mercedes-Benz 308 D was 32 years old when this data was collected and is now 35 years old.
Sample Size
Limited data - 10 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 Mercedes-Benz 308 D.
Frequently Asked Questions
Is a 1991 Mercedes-Benz 308 D likely to fail its MOT?
Based on DVSA statistics, the 1991 Mercedes-Benz 308 D has a 70% MOT pass rate. This is about average for vehicles of this age.
What are the most common MOT failures on a 1991 Mercedes-Benz 308 D?
The most common MOT failure reasons for a 1991 Mercedes-Benz 308 D are: a suspension pin, bush or joint excessively worn, windscreen washers not working or not providing sufficient fluid to clear the windscreen, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. 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-Benz 308 D fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a suspension pin, bush or joint excessively worn, windscreen washers not working or not providing sufficient fluid to clear the windscreen, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1991 Mercedes-Benz 308 Ds fail their MOT?
Around 30% of 1991 Mercedes-Benz 308 Ds fail their MOT test, meaning roughly 1 in 3 don't pass first time. The most common reasons are a suspension pin, bush or joint excessively worn and windscreen washers not working or not providing sufficient fluid to clear the windscreen. Pre-checking these items can significantly improve your chances.
What should I check before my 1991 Mercedes-Benz 308 D MOT?
Before your 1991 Mercedes-Benz 308 D MOT, check these commonly-failed items: a suspension pin, bush or joint excessively worn, windscreen washers not working or not providing sufficient fluid to clear the windscreen, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. 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-Benz 308 D reliable for MOT?
With a 70% MOT pass rate, the 1991 Mercedes-Benz 308 D performs about average compared to typical vehicles. This is typical performance for vehicles in this age bracket.