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2009 Mercedes B 160 — MOT History by Age

How cars manufactured in 2009 perform at MOT as they age

17 years
Current Age
54.7%
Latest Pass Rate
2,296
Total Tests (All Years)
64,836 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 11

This car: 54.7%
Average: 56.2%

⚠️ 1.5% below average (14777 models compared)

How This Car Ages

Pass rate progression for the 2009 Mercedes B 160 as it ages.

3 yrs85.9%
4 yrs83.4%
5 yrs81.4%
6 yrs77.0%
7 yrs76.5%
8 yrs75.4%
9 yrs78.8%
10 yrs71.3%
11 yrs54.7%

Bar chart showing pass rate by car age from 3 to 11 years

Fail Rate %
📊 View as table
AgePass RateTests
3 yrs85.9%361
4 yrs83.4%385
5 yrs81.4%388
6 yrs77.0%391
7 yrs76.5%396
8 yrs75.4%122
9 yrs78.8%80
10 yrs71.3%87
11 yrs54.7%86

Pass Rate Trend

How the 2009 Mercedes B 160 pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 9 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2020 (11 yrs)54.7%86
2019 (10 yrs)71.3%87
2018 (9 yrs)78.8%80
2017 (8 yrs)75.4%122
2016 (7 yrs)76.5%396
2015 (6 yrs)77%391
2014 (5 yrs)81.4%388
2013 (4 yrs)83.4%385
2012 (3 yrs)85.9%361

Year-by-Year MOT Results

2012
85.9%
Age (yrs) 3Tests 361Avg Mileage 22,511Top Failure Lamps, Reflectors and Electrical Equipment — 8.3%
2013
83.4%
Age (yrs) 4Tests 385Avg Mileage 29,357Top Failure Lamps, Reflectors and Electrical Equipment — 17.1%
2014
81.4%
Age (yrs) 5Tests 388Avg Mileage 34,404Top Failure Lamps, Reflectors and Electrical Equipment — 16.8%
2015
77.0%
Age (yrs) 6Tests 391Avg Mileage 42,168Top Failure Lamps, Reflectors and Electrical Equipment — 21.7%
2016
76.5%
Age (yrs) 7Tests 396Avg Mileage 46,266Top Failure Lamps, Reflectors and Electrical Equipment — 17.4%
2017
75.4%
Age (yrs) 8Tests 122Avg Mileage 50,602Top Failure Lamps, Reflectors and Electrical Equipment — 21.3%
2018
78.8%
Age (yrs) 9Tests 80Avg Mileage 54,797Top Failure Brakes — 30.0%
2019
71.3%
Age (yrs) 10Tests 87Avg Mileage 62,187Top Failure Brakes — 39.1%
2020High Fail Rate
54.7%
Age (yrs) 11Tests 86Avg Mileage 64,836Top Failure Tyres — 38.4%

Common MOT Failures

Top failure categories across all test years for 2009 Mercedes B 160, with age trends.

Lamps, reflectors and electrical equipment
23.9%
↑ Increases with age
Brakes
19.0%
↑ Increases with age
Lamps, Reflectors and Electrical Equipment
15.7%
— Consistent
Tyres
15.3%
↑ Increases with age
Body, chassis, structure
11.6%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Tyres6.1% (3 yrs)38.4% (11 yrs)
+32.3%
🔴 ↑
Brakes3.0% (3 yrs)27.9% (11 yrs)
+24.9%
🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes B 160 page →

About This Data

This page shows how Mercedes B 160 cars manufactured in 2009 perform at MOT as they age. Data spans from 2012 to 2020, covering 2,296 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.

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