1998 BMW 523i Se Auto — MOT History by Age

How cars manufactured in 1998 perform at MOT as they age

28 years

Current Age

60.0%

Latest Pass Rate

1,542

Total Tests (All Years)

123,447 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 19

This car: 60.0%

Average: 55.4%

✅ 4.6% above average (7550 models compared)

How This Car Ages

Pass rate progression for the 1998 BMW 523i Se Auto as it ages.

11 yrs50.1%

→ ↓3.1%

12 yrs47.0%

→ ↑11.0%

13 yrs58.0%

→ ↓5.6%

14 yrs52.4%

→ ↓1.8%

15 yrs50.6%

→ ↑5.5%

16 yrs56.1%

→ ↑6.3%

17 yrs62.4%

→ ↑0.7%

18 yrs63.1%

→ ↓3.1%

19 yrs60.0%

📊 View as table

Age	Pass Rate	Tests
11 yrs	50.1%	349
12 yrs	47.0%	266
13 yrs	58.0%	224
14 yrs	52.4%	187
15 yrs	50.6%	160
16 yrs	56.1%	114
17 yrs	62.4%	93
18 yrs	63.1%	84
19 yrs	60.0%	65

Pass Rate Trend

How the 1998 BMW 523i Se Auto pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (19 yrs)	60%	65
2016 (18 yrs)	63.1%	84
2015 (17 yrs)	62.4%	93
2014 (16 yrs)	56.1%	114
2013 (15 yrs)	50.6%	160
2012 (14 yrs)	52.4%	187
2011 (13 yrs)	58%	224
2010 (12 yrs)	47%	266
2009 (11 yrs)	50.1%	349

Year-by-Year MOT Results

2009High Fail Rate

50.1%

Age (yrs) 11Tests 349Avg Mileage 120,676Top Failure Brakes — 30.1%

2010High Fail Rate

47.0%

Age (yrs) 12Tests 266Avg Mileage 120,328Top Failure Brakes — 28.9%

2011High Fail Rate

58.0%

Age (yrs) 13Tests 224Avg Mileage 127,217Top Failure Brakes — 24.6%

2012High Fail Rate

52.4%

Age (yrs) 14Tests 187Avg Mileage 127,445Top Failure Suspension — 31.6%

2013High Fail Rate

50.6%

Age (yrs) 15Tests 160Avg Mileage 127,072Top Failure Brakes — 65.0%

2014High Fail Rate

56.1%

Age (yrs) 16Tests 114Avg Mileage 122,337Top Failure Suspension — 44.7%

2015High Fail Rate

62.4%

Age (yrs) 17Tests 93Avg Mileage 128,064Top Failure Suspension — 53.8%

2016High Fail Rate

63.1%

Age (yrs) 18Tests 84Avg Mileage 132,946Top Failure Brakes — 60.7%

2017High Fail Rate

60.0%

Age (yrs) 19Tests 65Avg Mileage 123,447Top Failure Suspension — 63.1%

MOT results for 1998 BMW 523i Se Auto by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	11	50.1%	349	120,676	Brakes — 30.1%
2010	12	47.0%	266	120,328	Brakes — 28.9%
2011	13	58.0%	224	127,217	Brakes — 24.6%
2012	14	52.4%	187	127,445	Suspension — 31.6%
2013	15	50.6%	160	127,072	Brakes — 65.0%
2014	16	56.1%	114	122,337	Suspension — 44.7%
2015	17	62.4%	93	128,064	Suspension — 53.8%
2016	18	63.1%	84	132,946	Brakes — 60.7%
2017	19	60.0%	65	123,447	Suspension — 63.1%

Common MOT Failures

Top failure categories across all test years for 1998 BMW 523i Se Auto, with age trends.

Brakes

41.0%

↑ Increases with age

Suspension

40.6%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

27.7%

↑ Increases with age

Tyres

20.6%

↑ Increases with age

Seat Belts and Supplementary Restraint Systems

16.2%

↑ 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	22.1% (11 yrs)	63.1% (19 yrs)	+41.0%	🔴 ↑
Tyres	15.8% (11 yrs)	33.8% (19 yrs)	+18.0%	🔴 ↑
Brakes	30.1% (11 yrs)	44.6% (19 yrs)	+14.5%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	25.8% (11 yrs)	32.3% (19 yrs)	+6.5%	🔴 ↑

Other Manufacture Years

1996 1997 1998 1999 2000 2005 2006

← Back to BMW 523i Se Auto overview

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About This Data

This page shows how BMW 523i Se Auto cars manufactured in 1998 perform at MOT as they age. Data spans from 2009 to 2017, covering 1,542 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.