DVSA Statistics
1989 Mercedes 811d
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1989 Mercedes 811d (only 3 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 3 DVSA anonymised MOT tests · About this data
Pass Rate
33.3%
Lower than average
Limited data available for this model; results may be less representative.
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 3 recorded tests.
Pre-MOT Checklist for 1989 Mercedes 811d
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
Test all headlights work and aim is correct - check for condensation inside
Lighting – Common fail on this model
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Mercedes 811d.
Frequently Asked Questions
Is a 1989 Mercedes 811d likely to fail its MOT?
Based on DVSA statistics, the 1989 Mercedes 811d has a 33.3% MOT pass rate. This is below average, so extra pre-MOT checks are recommended.
What are the most common MOT failures on a 1989 Mercedes 811d?
The most common MOT failure reasons for a 1989 Mercedes 811d are: a tyre seriously damaged, significant brake effort recorded with no brake applied indicating a binding brake, a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1989 Mercedes 811d fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a tyre seriously damaged, significant brake effort recorded with no brake applied indicating a binding brake, a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1989 Mercedes 811ds fail their MOT?
Around 67% of 1989 Mercedes 811ds fail their MOT test, meaning roughly 1 in 1 don't pass first time. The most common reasons are a tyre seriously damaged and significant brake effort recorded with no brake applied indicating a binding brake. Pre-checking these items can significantly improve your chances.
What should I check before my 1989 Mercedes 811d MOT?
Before your 1989 Mercedes 811d MOT, check these commonly-failed items: a tyre seriously damaged, significant brake effort recorded with no brake applied indicating a binding brake, a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led. 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 1989 Mercedes 811d reliable for MOT?
With a 33.3% MOT pass rate, the 1989 Mercedes 811d performs below average compared to typical vehicles. Extra attention to pre-MOT checks is recommended for this model.