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Mercedes-benz S-class W222
Common Car Problems, MOT Failures & Pass Rate Data

1 identified problem113 MOT failure types102K MOT tests analysed2013–2020

Sources: DVSA MOT Test Data + owner-submitted problems

At a Glance

The Mercedes-benz S-class W222 has 1 identified problem that occur more often than the UK average, with Rear fog lamp not working being the most reported. Tyres & Wheels is the most common MOT failure category. Based on 102K MOT tests from DVSA data.

Problems are patterns in the DVSA data that occur significantly more often on this model than the UK average — confirmed at 99% statistical confidence. Read how we calculate MOT pass rates and problems →

Below: the full MOT-data picture for the Mercedes-benz S-class W222 — MOT pass rate vs the UK average, common problems vs UK fleet patterns, the most likely MOT failures by frequency, fault occurrence by mileage band, and pass/fail trends. All numbers drawn from DVSA records.

Mercedes-benz S-class W222 MOT Pass Rate

Across 102K MOT tests from DVSA data, the Mercedes-benz S-class W222 (2013–2020) has a fail rate of 11.0%.

UK average fail rate (2013–2020): 35.1%

91K passed11K failed

Common Mercedes-benz S-class W222 Problems

Owner-submitted reports plus patterns we've identified across 559 million UK MOT tests. Each MOT-derived item below — whether tagged as a Problem, Wear & Tear or Consumable — shows up noticeably more often on this generation than across the UK fleet, which is why it's here. Owner reports are pinned to the top by default; use the sort and filter pills below to view a specific tier or change the order.

Tier:
Sort by:
Tier:MOT ProblemMOT ProblemUnexpected failure — a pattern we've highlighted as occurring significantly more often on this make/model than the UK average.Wear & TearWear & TearDegrades naturally over time with use. Expected to need replacement during the life of the vehicle.ConsumableConsumableRoutine replacement item — brake pads, tyres, bulbs, wiper blades. Expected as part of normal servicing.
Severity:DangerousDangerousMOT failure with an immediate safety risk. The vehicle cannot be driven until the problem is repaired.MajorMajorMOT failure. Must be repaired for the vehicle to pass its MOT.MinorMinorMOT failure on a smaller issue. The car passes its MOT but the problem should be repaired soon.

Rear fog lamp not working

MOT ProblemMajorElectrical

211

occurrences

Frequency ratio: 13.5× the UK averageAvg mileage: 72,327 mi

Tell Us About Your Problem

Help other Mercedes-benz S-class W222 owners — report a problem and we'll add it to the database

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Your report helps other car owners spot problems early. All submissions are reviewed before being published.

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Problems by mileage

Common problems, MOT failures and advisories on the Mercedes-benz S-class W222, grouped by the mileage they typically appear at.

370 distinct problems · 61,129 total occurrences in current filter

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Advisory items are MOT tester observations. Frequency can be influenced by driving style and usage patterns.

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Other Mercedes-benz S-class Generations

Frequently Asked Questions

What are the most common Mercedes-benz S-class W222 problems?

Based on DVSA MOT data for the Mercedes-benz S-class W222 (2013–2020), we have identified 1 common problem. The most frequently reported is "Rear fog lamp not working". Tyres & Wheels is the most common MOT failure category.

How reliable is the Mercedes-benz S-class W222?

This generation has 102K MOT tests on record with a 11.0% fail rate. A fault is flagged as a "Common Problem" only when it occurs significantly more often on this model than the UK average, confirmed at 99% statistical confidence.

What commonly fails the MOT on a Mercedes-benz S-class W222?

There are 113 distinct MOT failure types recorded for the W222 (2013–2020), grouped by the mileage these failures typically occur. See the Common MOT Failures section on this page.

Can I report a problem with my Mercedes-benz S-class W222?

Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Mercedes-benz S-class owners spot problems early. All submissions are reviewed before being added to the public database.

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