1999 Jeep Wrangler 4.0 — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years

Current Age

56.6%

Latest Pass Rate

1,048

Total Tests (All Years)

83,951 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1999 Jeep Wrangler 4.0 as it ages.

10 yrs59.0%

→ ↓5.6%

11 yrs53.4%

→ ↑8.9%

12 yrs62.3%

→ ↓1.2%

13 yrs61.1%

→ ↓6.0%

14 yrs55.1%

→ ↓5.1%

15 yrs50.0%

→ ↑21.2%

16 yrs71.2%

→ ↓2.2%

17 yrs69.0%

→ ↓1.9%

18 yrs67.1%

→ ↓13.3%

19 yrs53.8%

→ ↑13.5%

20 yrs67.3%

→ ↓11.2%

21 yrs56.1%

→ ↑12.1%

22 yrs68.2%

→ ↓11.4%

23 yrs56.8%

→ ↑0.9%

24 yrs57.7%

→ ↓1.1%

25 yrs56.6%

📊 View as table

Age	Pass Rate	Tests
10 yrs	59.0%	78
11 yrs	53.4%	73
12 yrs	62.3%	77
13 yrs	61.1%	72
14 yrs	55.1%	69
15 yrs	50.0%	72
16 yrs	71.2%	66
17 yrs	69.0%	71
18 yrs	67.1%	73
19 yrs	53.8%	39
20 yrs	67.3%	49
21 yrs	56.1%	41
22 yrs	68.2%	66
23 yrs	56.8%	44
24 yrs	57.7%	52
25 yrs	56.6%	106

Pass Rate Trend

How the 1999 Jeep Wrangler 4.0 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (25 yrs)	56.6%	106
2023 (24 yrs)	57.7%	52
2022 (23 yrs)	56.8%	44
2021 (22 yrs)	68.2%	66
2020 (21 yrs)	56.1%	41
2019 (20 yrs)	67.3%	49
2018 (19 yrs)	53.8%	39
2017 (18 yrs)	67.1%	73
2016 (17 yrs)	69%	71
2015 (16 yrs)	71.2%	66
2014 (15 yrs)	50%	72
2013 (14 yrs)	55.1%	69
2012 (13 yrs)	61.1%	72
2011 (12 yrs)	62.3%	77
2010 (11 yrs)	53.4%	73
2009 (10 yrs)	59%	78

Year-by-Year MOT Results

2009High Fail Rate

59.0%

Age (yrs) 10Tests 78Avg Mileage 54,066Top Failure Lamps, Reflectors and Electrical Equipment — 25.6%

2010High Fail Rate

53.4%

Age (yrs) 11Tests 73Avg Mileage 57,535Top Failure Lamps, Reflectors and Electrical Equipment — 20.5%

2011High Fail Rate

62.3%

Age (yrs) 12Tests 77Avg Mileage 63,357Top Failure Lamps, Reflectors and Electrical Equipment — 24.7%

2012High Fail Rate

61.1%

Age (yrs) 13Tests 72Avg Mileage 63,752Top Failure Lamps, Reflectors and Electrical Equipment — 20.8%

2013High Fail Rate

55.1%

Age (yrs) 14Tests 69Avg Mileage 66,122Top Failure Brakes — 95.7%

2014High Fail Rate

50.0%

Age (yrs) 15Tests 72Avg Mileage 68,567Top Failure Brakes — 69.4%

2015

71.2%

Age (yrs) 16Tests 66Avg Mileage 67,481Top Failure Brakes — 59.1%

2016

69.0%

Age (yrs) 17Tests 71Avg Mileage 72,040Top Failure Brakes — 54.9%

2017

67.1%

Age (yrs) 18Tests 73Avg Mileage 74,613Top Failure Suspension — 53.4%

2018High Fail Rate

53.8%

Age (yrs) 19Tests 39Avg Mileage 71,386Top Failure Brakes — 48.7%

2019

67.3%

Age (yrs) 20Tests 49Avg Mileage 76,847Top Failure Suspension — 42.9%

2020High Fail Rate

56.1%

Age (yrs) 21Tests 41Avg Mileage 79,142Top Failure Brakes — 53.7%

2021

68.2%

Age (yrs) 22Tests 66Avg Mileage 77,831Top Failure Brakes — 31.8%

2022High Fail Rate

56.8%

Age (yrs) 23Tests 44Avg Mileage 81,369Top Failure Brakes — 75.0%

2023High Fail Rate

57.7%

Age (yrs) 24Tests 52Avg Mileage 79,784Top Failure Lamps, reflectors and electrical equipment — 61.5%

2024High Fail Rate

56.6%

Age (yrs) 25Tests 106Avg Mileage 83,951Top Failure Brakes — 46.2%

MOT results for 1999 Jeep Wrangler 4.0 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	10	59.0%	78	54,066	Lamps, Reflectors and Electrical Equipment — 25.6%
2010	11	53.4%	73	57,535	Lamps, Reflectors and Electrical Equipment — 20.5%
2011	12	62.3%	77	63,357	Lamps, Reflectors and Electrical Equipment — 24.7%
2012	13	61.1%	72	63,752	Lamps, Reflectors and Electrical Equipment — 20.8%
2013	14	55.1%	69	66,122	Brakes — 95.7%
2014	15	50.0%	72	68,567	Brakes — 69.4%
2015	16	71.2%	66	67,481	Brakes — 59.1%
2016	17	69.0%	71	72,040	Brakes — 54.9%
2017	18	67.1%	73	74,613	Suspension — 53.4%
2018	19	53.8%	39	71,386	Brakes — 48.7%
2019	20	67.3%	49	76,847	Suspension — 42.9%
2020	21	56.1%	41	79,142	Brakes — 53.7%
2021	22	68.2%	66	77,831	Brakes — 31.8%
2022	23	56.8%	44	81,369	Brakes — 75.0%
2023	24	57.7%	52	79,784	Lamps, reflectors and electrical equipment — 61.5%
2024	25	56.6%	106	83,951	Brakes — 46.2%

Common MOT Failures

Top failure categories across all test years for 1999 Jeep Wrangler 4.0, with age trends.

Brakes

44.9%

↑ Increases with age

Lamps, reflectors and electrical equipment

37.6%

↓ Decreases with age

Suspension

36.9%

— Consistent

Lamps, Reflectors and Electrical Equipment

28.5%

↓ Decreases with age

Visibility

18.9%

↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	24.4% (10 yrs)	46.2% (25 yrs)	+21.8%	🔴 ↑
Suspension	15.4% (10 yrs)	17.0% (25 yrs)	+1.6%	⚪ —

Other Manufacture Years

1993 1994 1995 1997 1998 1999

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About This Data

This page shows how Jeep Wrangler 4.0 cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2024, covering 1,048 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.