1999 BMW 523i Se Auto — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years

Current Age

61.9%

Latest Pass Rate

1,407

Total Tests (All Years)

139,426 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 18

This car: 61.9%

Average: 54.3%

✅ 7.6% above average (8383 models compared)

How This Car Ages

Pass rate progression for the 1999 BMW 523i Se Auto as it ages.

10 yrs57.5%

→ ↓1.8%

11 yrs55.7%

→ ↑0.8%

12 yrs56.5%

→ ↓4.6%

13 yrs51.9%

→ ↑1.7%

14 yrs53.6%

→ ↓2.8%

15 yrs50.8%

→ ↑1.2%

16 yrs52.0%

→ ↑1.8%

17 yrs53.8%

→ ↑8.1%

18 yrs61.9%

📊 View as table

Age	Pass Rate	Tests
10 yrs	57.5%	273
11 yrs	55.7%	219
12 yrs	56.5%	214
13 yrs	51.9%	183
14 yrs	53.6%	151
15 yrs	50.8%	122
16 yrs	52.0%	102
17 yrs	53.8%	80
18 yrs	61.9%	63

Pass Rate Trend

How the 1999 BMW 523i Se Auto pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (18 yrs)	61.9%	63
2016 (17 yrs)	53.8%	80
2015 (16 yrs)	52%	102
2014 (15 yrs)	50.8%	122
2013 (14 yrs)	53.6%	151
2012 (13 yrs)	51.9%	183
2011 (12 yrs)	56.5%	214
2010 (11 yrs)	55.7%	219
2009 (10 yrs)	57.5%	273

Year-by-Year MOT Results

2009High Fail Rate

57.5%

Age (yrs) 10Tests 273Avg Mileage 117,322Top Failure Lamps, Reflectors and Electrical Equipment — 27.5%

2010High Fail Rate

55.7%

Age (yrs) 11Tests 219Avg Mileage 119,871Top Failure Brakes — 31.5%

2011High Fail Rate

56.5%

Age (yrs) 12Tests 214Avg Mileage 123,822Top Failure Lamps, Reflectors and Electrical Equipment — 27.6%

2012High Fail Rate

51.9%

Age (yrs) 13Tests 183Avg Mileage 125,194Top Failure Suspension — 35.0%

2013High Fail Rate

53.6%

Age (yrs) 14Tests 151Avg Mileage 129,166Top Failure Brakes — 58.3%

2014High Fail Rate

50.8%

Age (yrs) 15Tests 122Avg Mileage 130,636Top Failure Brakes — 77.0%

2015High Fail Rate

52.0%

Age (yrs) 16Tests 102Avg Mileage 133,752Top Failure Brakes — 65.7%

2016High Fail Rate

53.8%

Age (yrs) 17Tests 80Avg Mileage 137,387Top Failure Brakes — 68.8%

2017High Fail Rate

61.9%

Age (yrs) 18Tests 63Avg Mileage 139,426Top Failure Suspension — 79.4%

MOT results for 1999 BMW 523i Se Auto by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	10	57.5%	273	117,322	Lamps, Reflectors and Electrical Equipment — 27.5%
2010	11	55.7%	219	119,871	Brakes — 31.5%
2011	12	56.5%	214	123,822	Lamps, Reflectors and Electrical Equipment — 27.6%
2012	13	51.9%	183	125,194	Suspension — 35.0%
2013	14	53.6%	151	129,166	Brakes — 58.3%
2014	15	50.8%	122	130,636	Brakes — 77.0%
2015	16	52.0%	102	133,752	Brakes — 65.7%
2016	17	53.8%	80	137,387	Brakes — 68.8%
2017	18	61.9%	63	139,426	Suspension — 79.4%

Common MOT Failures

Top failure categories across all test years for 1999 BMW 523i Se Auto, with age trends.

Brakes

46.5%

↑ Increases with age

Suspension

42.7%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

34.2%

↑ Increases with age

Tyres

22.0%

↑ Increases with age

Driver's View of the Road

14.1%

↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	17.2% (10 yrs)	79.4% (18 yrs)	+62.2%	🔴 ↑
Brakes	20.9% (10 yrs)	44.4% (18 yrs)	+23.5%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	27.5% (10 yrs)	42.9% (18 yrs)	+15.4%	🔴 ↑
Tyres	16.1% (10 yrs)	22.2% (18 yrs)	+6.1%	🔴 ↑
Driver's View of the Road	11.7% (10 yrs)	17.5% (18 yrs)	+5.8%	🔴 ↑

Other Manufacture Years

1996 1997 1998 1999 2000 2005 2006

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About This Data

This page shows how BMW 523i Se Auto cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2017, covering 1,407 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.