Mercedes-Benz C 300 Amg Line Ed Prem D A: MOT pass rate and reliability data

The Mercedes-Benz C 300 Amg Line Ed Prem D A passes its MOT first time more often than the average UK car, by 12.2 percentage points. These figures come from the DVSA's full year of anonymised MOT results, covering 778 individual Mercedes-Benz C 300 Amg Line Ed Prem D A tests. Nothing here is an estimate or a survey.

The numbers

First-time pass rate88.9%
UK national average76.7%
Difference+12.2 points
Tests analysed778
Average mileage at test37,417 miles
Average year of manufacture2020
Reliability rank883 of 2,005 models

What this means if you are buying one

A 88.9% first-time pass rate means roughly 11 in every 100 Mercedes-Benz C 300 Amg Line Ed Prem D As presented for MOT fail on the first attempt. That is better than average, so a well-kept example is a reasonably safe used buy. The average Mercedes-Benz C 300 Amg Line Ed Prem D A tested had covered 37,417 miles and was built around 2020.

What this means at salvage auction

Pass rate is a proxy for what a car costs to keep on the road. The Mercedes-Benz C 300 Amg Line Ed Prem D A sits 12.2 points above the national average, ranked 883 of 2,005 models. On one bought as repairable salvage, the mechanical side is less likely to spring surprises, so your repair estimate should hold up reasonably well.

Before you bid: run the lot through the analyzer, check the car's own record, check the mileage, decode the VIN, and if it carries a marker use the write-off value calculator. Or compare it against another model.

Looking at a specific Mercedes-Benz C 300 Amg Line Ed Prem D A rather than the model in general? The free check covers its MOT and mileage history, and the full HPI report confirms the insurance write-off category, outstanding finance and whether it is recorded stolen, from licensed data for 5 credits. Already own one that has been damaged? Work out whether fixing it beats selling it with the repair or scrap calculator, and see recorded closing bids for damaged Mercedes-Benz C 300 Amg Line Ed Prem D As at UK salvage auction.

Most common MOT failures on a Mercedes-Benz C 300 Amg Line Ed Prem D A

  1. A tyre cords visible or damaged, 3.2% of tests (1.92x the national rate for this defect)
  2. Tyre tread depth not in accordance with the requirements, 4.5% of tests (1.41x the national rate for this defect)
  3. A tyre seriously damaged, 3.6% of tests (1.29x the national rate for this defect)
  4. Engine MIL illuminated indicating a malfunction, 0.8% of tests
  5. a brake lining or pad worn below 1.5mm, 0.8% of tests
  6. A suspension pin, bush or joint excessively worn, 0.5% of tests
  7. Any fracture or welding defect on a wheel, 0.4% of tests (6.58x the national rate for this defect)
  8. Excessive fluctuation in brake effort through each wheel revolution., 0.4% of tests
  9. A transmission shaft flexible coupling excessively deteriorated, 0.4% of tests (37.31x the national rate for this defect)
  10. Windscreen washers not working or not providing sufficient fluid to clear the windscreen, 0.4% of tests

From 775 DVSA-tracked Mercedes-Benz C 300 Amg Line Ed Prem D A tests, 2024. DVSA testers marked 9.68% of these flagged Mercedes-Benz C 300 Amg Line Ed Prem D A defects as "dangerous", meaning the tester judged the car unsafe to drive away, against 5.11% nationally.

Most common MOT advisories on a Mercedes-Benz C 300 Amg Line Ed Prem D A

An advisory doesn't fail the car - the tester flags it as worth watching, but it still passes. A different list from the failures above: what testers are noting on a Mercedes-Benz C 300 Amg Line Ed Prem D A before it actually fails on it.

  1. A transmission shaft flexible coupling excessively deteriorated, 2.7% of tests (42.48x the national rate for this advisory), also fails
  2. a brake lining or pad worn below 1.5mm, 13.4% of tests (1.44x the national rate for this advisory), also fails
  3. A tyre seriously damaged, 20.4% of tests (1.32x the national rate for this advisory), also fails
  4. Tyre tread depth not in accordance with the requirements, 33.9% of tests (1.27x the national rate for this advisory), also fails
  5. Brake disc or drum excessively weakened, insecure or fractured, 3.2% of tests
  6. A suspension pin, bush or joint excessively worn, 3.1% of tests, also fails
  7. Brake disc or drum significantly and obviously worn, 3% of tests
  8. A wheel badly distorted or wear between wheel and hub at spigot mounting, 1% of tests
  9. Number plate inscription missing or illegible, 0.5% of tests
  10. An obstruction significantly affecting the driver's view of the road through the swept area of the windscreen or an obligatory external mirror not visible, 0.1% of tests (1.57x the national rate for this advisory)

From 775 DVSA-tracked Mercedes-Benz C 300 Amg Line Ed Prem D A tests, 2024.

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Mercedes-Benz C 300 Amg Line Ed Prem D A MOT pass rate badge: 88.9%

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Mercedes-Benz C 300 Amg Line Ed Prem D A most common MOT failure: A tyre cords visible or damaged (3.2% of tests)

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All 2,005 models ranked by MOT pass rate