Mercedes 813d common MOT failures and failure rate
What a Mercedes 813d fails its MOT on, from real DVSA test data, and the part that resolves each item.
Based on 398 MOT tests in DVSA data.
About 10.8% of MOT tests recorded on the Mercedes 813d in DVSA data end in a failure. The same handful of items account for most of them.
Its most common failure is other, which makes up 4.7% of the Mercedes 813d's failures, followed by other, body & structure. Each item below links to the part that resolves it. Confirm the exact fitment against your registration or VIN before buying, and have safety-critical work done by a competent mechanic.
What it fails on, and why
This covers a range of smaller items, from a non-working horn to a warning light left on.
Structural failures are corrosion in load-bearing areas, sharp edges, or insecure panels. These are inspection-and-welding jobs rather than a simple bolt-on part, so weigh them against the value of the car.
Other models
Sources: DVSA MOT History API: MOT test results and defect data ยท DVSA MOT testing data for Great Britain