1999 Ford Mustang — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years

Current Age

79.7%

Latest Pass Rate

746

Total Tests (All Years)

90,730 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 Ford Mustang as it ages.

10 yrs68.5%

→ ↑9.3%

11 yrs77.8%

→ ↑8.2%

12 yrs86.0%

→ ↓10.1%

13 yrs75.9%

→ ↓2.0%

14 yrs73.9%

→ ↑9.8%

15 yrs83.7%

→ ↓0.7%

16 yrs83.0%

→ ↓4.4%

17 yrs78.6%

→ ↓3.2%

18 yrs75.4%

→ ↑12.8%

19 yrs88.2%

→ ↓5.2%

20 yrs83.0%

→ ↑3.1%

21 yrs86.1%

→ ↓18.7%

23 yrs67.4%

→ ↑12.2%

24 yrs79.6%

→ ↑0.1%

25 yrs79.7%

📊 View as table

Age	Pass Rate	Tests
10 yrs	68.5%	54
11 yrs	77.8%	63
12 yrs	86.0%	50
13 yrs	75.9%	54
14 yrs	73.9%	46
15 yrs	83.7%	43
16 yrs	83.0%	47
17 yrs	78.6%	42
18 yrs	75.4%	61
19 yrs	88.2%	34
20 yrs	83.0%	47
21 yrs	86.1%	36
23 yrs	67.4%	46
24 yrs	79.6%	49
25 yrs	79.7%	74

Pass Rate Trend

How the 1999 Ford Mustang pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (25 yrs)	79.7%	74
2023 (24 yrs)	79.6%	49
2022 (23 yrs)	67.4%	46
2020 (21 yrs)	86.1%	36
2019 (20 yrs)	83%	47
2018 (19 yrs)	88.2%	34
2017 (18 yrs)	75.4%	61
2016 (17 yrs)	78.6%	42
2015 (16 yrs)	83%	47
2014 (15 yrs)	83.7%	43
2013 (14 yrs)	73.9%	46
2012 (13 yrs)	75.9%	54
2011 (12 yrs)	86%	50
2010 (11 yrs)	77.8%	63
2009 (10 yrs)	68.5%	54

Year-by-Year MOT Results

2009

68.5%

Age (yrs) 10Tests 54Avg Mileage 70,248Top Failure Brakes — 20.4%

2010

77.8%

Age (yrs) 11Tests 63Avg Mileage 79,635Top Failure Brakes — 15.9%

2011

86.0%

Age (yrs) 12Tests 50Avg Mileage 73,969Top Failure Lamps, Reflectors and Electrical Equipment — 10.0%

2012

75.9%

Age (yrs) 13Tests 54Avg Mileage 93,729Top Failure Lamps, Reflectors and Electrical Equipment — 16.7%

2013

73.9%

Age (yrs) 14Tests 46Avg Mileage 80,129Top Failure Brakes — 23.9%

2014

83.7%

Age (yrs) 15Tests 43Avg Mileage 81,952Top Failure Lamps, Reflectors and Electrical Equipment — 30.2%

2015

83.0%

Age (yrs) 16Tests 47Avg Mileage 86,750Top Failure Brakes — 40.4%

2016

78.6%

Age (yrs) 17Tests 42Avg Mileage 84,806Top Failure Lamps, Reflectors and Electrical Equipment — 28.6%

2017

75.4%

Age (yrs) 18Tests 61Avg Mileage 98,778Top Failure Lamps, Reflectors and Electrical Equipment — 32.8%

2018

88.2%

Age (yrs) 19Tests 34Avg Mileage 86,892Top Failure Tyres — 14.7%

2019

83.0%

Age (yrs) 20Tests 47Avg Mileage 88,472Top Failure Lamps, reflectors and electrical equipment — 27.7%

2020

86.1%

Age (yrs) 21Tests 36Avg Mileage 90,039Top Failure Body, chassis, structure — 19.4%

2022

67.4%

Age (yrs) 23Tests 46Avg Mileage 77,594Top Failure Brakes — 76.1%

2023

79.6%

Age (yrs) 24Tests 49Avg Mileage 81,156Top Failure Lamps, reflectors and electrical equipment — 40.8%

2024

79.7%

Age (yrs) 25Tests 74Avg Mileage 90,730Top Failure Suspension — 35.1%

MOT results for 1999 Ford Mustang by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	10	68.5%	54	70,248	Brakes — 20.4%
2010	11	77.8%	63	79,635	Brakes — 15.9%
2011	12	86.0%	50	73,969	Lamps, Reflectors and Electrical Equipment — 10.0%
2012	13	75.9%	54	93,729	Lamps, Reflectors and Electrical Equipment — 16.7%
2013	14	73.9%	46	80,129	Brakes — 23.9%
2014	15	83.7%	43	81,952	Lamps, Reflectors and Electrical Equipment — 30.2%
2015	16	83.0%	47	86,750	Brakes — 40.4%
2016	17	78.6%	42	84,806	Lamps, Reflectors and Electrical Equipment — 28.6%
2017	18	75.4%	61	98,778	Lamps, Reflectors and Electrical Equipment — 32.8%
2018	19	88.2%	34	86,892	Tyres — 14.7%
2019	20	83.0%	47	88,472	Lamps, reflectors and electrical equipment — 27.7%
2020	21	86.1%	36	90,039	Body, chassis, structure — 19.4%
2022	23	67.4%	46	77,594	Brakes — 76.1%
2023	24	79.6%	49	81,156	Lamps, reflectors and electrical equipment — 40.8%
2024	25	79.7%	74	90,730	Suspension — 35.1%

Common MOT Failures

Top failure categories across all test years for 1999 Ford Mustang, with age trends.

Brakes

24.3%

↑ Increases with age

Lamps, reflectors and electrical equipment

24.2%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

21.5%

↑ Increases with age

Suspension

17.0%

↑ Increases with age

Noise, emissions and leaks

14.1%

↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Not enough data to compare failures across ages.

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Ford Mustang page →

About This Data

This page shows how Ford Mustang cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2024, covering 746 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.