2003 Mercedes S 600 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

60.0%

Latest Pass Rate

540

Total Tests (All Years)

93,053 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 14

This car: 60.0%

Average: 52.5%

✅ 7.5% above average (12051 models compared)

How This Car Ages

Pass rate progression for the 2003 Mercedes S 600 as it ages.

6 yrs69.2%

→ ↑7.1%

7 yrs76.3%

→ ↓2.9%

8 yrs73.4%

→ ↓12.3%

9 yrs61.1%

→ ↑9.6%

10 yrs70.7%

→ ↓1.6%

11 yrs69.1%

→ ↑5.0%

12 yrs74.1%

→ ↓3.5%

13 yrs70.6%

→ ↓10.6%

14 yrs60.0%

📊 View as table

Age	Pass Rate	Tests
6 yrs	69.2%	78
7 yrs	76.3%	59
8 yrs	73.4%	79
9 yrs	61.1%	72
10 yrs	70.7%	58
11 yrs	69.1%	55
12 yrs	74.1%	58
13 yrs	70.6%	51
14 yrs	60.0%	30

Pass Rate Trend

How the 2003 Mercedes S 600 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (14 yrs)	60%	30
2016 (13 yrs)	70.6%	51
2015 (12 yrs)	74.1%	58
2014 (11 yrs)	69.1%	55
2013 (10 yrs)	70.7%	58
2012 (9 yrs)	61.1%	72
2011 (8 yrs)	73.4%	79
2010 (7 yrs)	76.3%	59
2009 (6 yrs)	69.2%	78

Year-by-Year MOT Results

2009

69.2%

Age (yrs) 6Tests 78Avg Mileage 64,317Top Failure Lamps, Reflectors and Electrical Equipment — 12.8%

2010

76.3%

Age (yrs) 7Tests 59Avg Mileage 70,096Top Failure Suspension — 10.2%

2011

73.4%

Age (yrs) 8Tests 79Avg Mileage 74,902Top Failure Suspension — 19.0%

2012High Fail Rate

61.1%

Age (yrs) 9Tests 72Avg Mileage 79,378Top Failure Lamps, Reflectors and Electrical Equipment — 20.8%

2013

70.7%

Age (yrs) 10Tests 58Avg Mileage 81,417Top Failure Brakes — 44.8%

2014

69.1%

Age (yrs) 11Tests 55Avg Mileage 81,156Top Failure Tyres — 30.9%

2015

74.1%

Age (yrs) 12Tests 58Avg Mileage 85,795Top Failure Brakes — 46.6%

2016

70.6%

Age (yrs) 13Tests 51Avg Mileage 85,709Top Failure Brakes — 29.4%

2017High Fail Rate

60.0%

Age (yrs) 14Tests 30Avg Mileage 93,053Top Failure Brakes — 43.3%

MOT results for 2003 Mercedes S 600 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	69.2%	78	64,317	Lamps, Reflectors and Electrical Equipment — 12.8%
2010	7	76.3%	59	70,096	Suspension — 10.2%
2011	8	73.4%	79	74,902	Suspension — 19.0%
2012	9	61.1%	72	79,378	Lamps, Reflectors and Electrical Equipment — 20.8%
2013	10	70.7%	58	81,417	Brakes — 44.8%
2014	11	69.1%	55	81,156	Tyres — 30.9%
2015	12	74.1%	58	85,795	Brakes — 46.6%
2016	13	70.6%	51	85,709	Brakes — 29.4%
2017	14	60.0%	30	93,053	Brakes — 43.3%

Common MOT Failures

Top failure categories across all test years for 2003 Mercedes S 600, with age trends.

Brakes

24.9%

↑ Increases with age

Suspension

21.9%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

19.2%

↑ Increases with age

Tyres

16.7%

— Consistent

Exhaust, Fuel and Emissions

10.0%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	7.7% (6 yrs)	43.3% (14 yrs)	+35.6%	🔴 ↑
Suspension	11.5% (6 yrs)	36.7% (14 yrs)	+25.2%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	12.8% (6 yrs)	16.7% (14 yrs)	+3.9%	🔴 ↑
Tyres	12.8% (6 yrs)	13.3% (14 yrs)	+0.5%	⚪ —

Other Manufacture Years

1994 1995 1996 2000 2001 2002 2003 2004 2006 2007

← Back to Mercedes S 600 overview

Looking for the best year to buy? See the full comparison on the Mercedes S 600 page →

About This Data

This page shows how Mercedes S 600 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2017, covering 540 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.