2012 Mercedes-Benz R350 Cdi 4matic Auto — MOT History by Age
How cars manufactured in 2012 perform at MOT as they age
Data from official DVSA MOT testing records
Compared to Average at Age 4
✅ 8.0% above average (23031 models compared)
How This Car Ages
Pass rate progression for the 2012 Mercedes-Benz R350 Cdi 4matic Auto as it ages.
At 3 years: 78.1% pass rate · At 4 years: 89.1% pass rate
Bar chart showing pass rate by car age from 3 to 4 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 3 yrs | 78.1% | 201 |
| 4 yrs | 89.1% | 193 |
Pass Rate Trend
How the 2012 Mercedes-Benz R350 Cdi 4matic Auto pass rate changes as it ages, from first MOT to most recent.
Trend shows stable over 2 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2016 (4 yrs) | 89.1% | 193 |
| 2015 (3 yrs) | 78.1% | 201 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 2012 Mercedes-Benz R350 Cdi 4matic Auto, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Lamps, Reflectors and Electrical Equipment | 11.9% (3 yrs) | 5.7% (4 yrs) | -6.2%
| 🟢 ↓ |
| Registration Plates and VIN | 5.5% (3 yrs) | 1.0% (4 yrs) | -4.5%
| 🟢 ↓ |
| Suspension | 5.5% (3 yrs) | 2.6% (4 yrs) | -2.9%
| 🟢 ↓ |
| Brakes | 6.5% (3 yrs) | 7.3% (4 yrs) | +0.8%
| ⚪ — |
| Tyres | 10.9% (3 yrs) | 10.4% (4 yrs) | -0.5%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Mercedes-Benz R350 Cdi 4matic Auto page →
About This Data
This page shows how Mercedes-Benz R350 Cdi 4matic Auto cars manufactured in 2012 perform at MOT as they age. Data spans from 2015 to 2016, covering 394 tests. Pass rates naturally decline with age as components wear.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.