1983 Ford Sierra — MOT History by Age

How cars manufactured in 1983 perform at MOT as they age

43 years

Current Age

92.7%

Latest Pass Rate

2,510

Total Tests (All Years)

48,568 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 1983 Ford Sierra as it ages.

26 yrs64.9%

→ ↓3.2%

27 yrs61.7%

→ ↑3.8%

28 yrs65.5%

→ ↑7.6%

29 yrs73.1%

→ ↓14.1%

30 yrs59.0%

→ ↑11.4%

31 yrs70.4%

→ ↓0.2%

32 yrs70.2%

→ ↑9.2%

33 yrs79.4%

→ ↓7.9%

34 yrs71.5%

→ ↑2.0%

35 yrs73.5%

→ ↑10.8%

36 yrs84.3%

→ ↓4.7%

37 yrs79.6%

→ ↓4.8%

38 yrs74.8%

→ ↑6.2%

39 yrs81.0%

→ ↑7.3%

40 yrs88.3%

→ ↑4.4%

41 yrs92.7%

📊 View as table

Age	Pass Rate	Tests
26 yrs	64.9%	276
27 yrs	61.7%	240
28 yrs	65.5%	194
29 yrs	73.1%	193
30 yrs	59.0%	166
31 yrs	70.4%	159
32 yrs	70.2%	168
33 yrs	79.4%	155
34 yrs	71.5%	158
35 yrs	73.5%	117
36 yrs	84.3%	121
37 yrs	79.6%	93
38 yrs	74.8%	131
39 yrs	81.0%	126
40 yrs	88.3%	103
41 yrs	92.7%	110

Pass Rate Trend

How the 1983 Ford Sierra pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (41 yrs)	92.7%	110
2023 (40 yrs)	88.3%	103
2022 (39 yrs)	81%	126
2021 (38 yrs)	74.8%	131
2020 (37 yrs)	79.6%	93
2019 (36 yrs)	84.3%	121
2018 (35 yrs)	73.5%	117
2017 (34 yrs)	71.5%	158
2016 (33 yrs)	79.4%	155
2015 (32 yrs)	70.2%	168
2014 (31 yrs)	70.4%	159
2013 (30 yrs)	59%	166
2012 (29 yrs)	73.1%	193
2011 (28 yrs)	65.5%	194
2010 (27 yrs)	61.7%	240
2009 (26 yrs)	64.9%	276

Year-by-Year MOT Results

2009High Fail Rate

64.9%

Age (yrs) 26Tests 276Avg Mileage 48,770Top Failure Lamps, Reflectors and Electrical Equipment — 17.8%

2010High Fail Rate

61.7%

Age (yrs) 27Tests 240Avg Mileage 48,779Top Failure Lamps, Reflectors and Electrical Equipment — 21.7%

2011

65.5%

Age (yrs) 28Tests 194Avg Mileage 51,793Top Failure Suspension — 18.0%

2012

73.1%

Age (yrs) 29Tests 193Avg Mileage 49,162Top Failure Lamps, Reflectors and Electrical Equipment — 11.9%

2013High Fail Rate

59.0%

Age (yrs) 30Tests 166Avg Mileage 50,041Top Failure Suspension — 57.2%

2014

70.4%

Age (yrs) 31Tests 159Avg Mileage 48,897Top Failure Suspension — 35.2%

2015

70.2%

Age (yrs) 32Tests 168Avg Mileage 51,812Top Failure Brakes — 35.7%

2016

79.4%

Age (yrs) 33Tests 155Avg Mileage 49,196Top Failure Brakes — 21.9%

2017

71.5%

Age (yrs) 34Tests 158Avg Mileage 48,954Top Failure Lamps, Reflectors and Electrical Equipment — 22.2%

2018

73.5%

Age (yrs) 35Tests 117Avg Mileage 49,706Top Failure Suspension — 23.1%

2019

84.3%

Age (yrs) 36Tests 121Avg Mileage 52,101Top Failure Lamps, reflectors and electrical equipment — 19.8%

2020

79.6%

Age (yrs) 37Tests 93Avg Mileage 49,462Top Failure Suspension — 36.6%

2021

74.8%

Age (yrs) 38Tests 131Avg Mileage 51,051Top Failure Suspension — 32.8%

2022

81.0%

Age (yrs) 39Tests 126Avg Mileage 47,289Top Failure Lamps, reflectors and electrical equipment — 22.2%

2023

88.3%

Age (yrs) 40Tests 103Avg Mileage 51,624Top Failure Lamps, reflectors and electrical equipment — 11.7%

2024

92.7%

Age (yrs) 41Tests 110Avg Mileage 48,568Top Failure Lamps, reflectors and electrical equipment — 7.3%

MOT results for 1983 Ford Sierra by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	26	64.9%	276	48,770	Lamps, Reflectors and Electrical Equipment — 17.8%
2010	27	61.7%	240	48,779	Lamps, Reflectors and Electrical Equipment — 21.7%
2011	28	65.5%	194	51,793	Suspension — 18.0%
2012	29	73.1%	193	49,162	Lamps, Reflectors and Electrical Equipment — 11.9%
2013	30	59.0%	166	50,041	Suspension — 57.2%
2014	31	70.4%	159	48,897	Suspension — 35.2%
2015	32	70.2%	168	51,812	Brakes — 35.7%
2016	33	79.4%	155	49,196	Brakes — 21.9%
2017	34	71.5%	158	48,954	Lamps, Reflectors and Electrical Equipment — 22.2%
2018	35	73.5%	117	49,706	Suspension — 23.1%
2019	36	84.3%	121	52,101	Lamps, reflectors and electrical equipment — 19.8%
2020	37	79.6%	93	49,462	Suspension — 36.6%
2021	38	74.8%	131	51,051	Suspension — 32.8%
2022	39	81.0%	126	47,289	Lamps, reflectors and electrical equipment — 22.2%
2023	40	88.3%	103	51,624	Lamps, reflectors and electrical equipment — 11.7%
2024	41	92.7%	110	48,568	Lamps, reflectors and electrical equipment — 7.3%

Common MOT Failures

Top failure categories across all test years for 1983 Ford Sierra, with age trends.

Lamps, Reflectors and Electrical Equipment

22.9%

↓ Decreases with age

Suspension

22.8%

↓ Decreases with age

Brakes

18.3%

↓ Decreases with age

Lamps, reflectors and electrical equipment

16.3%

↓ Decreases with age

Body, Structure and General Items

13.8%

↓ 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	14.1% (26 yrs)	5.5% (41 yrs)	-8.6%	🟢 ↓
Suspension	13.0% (26 yrs)	7.3% (41 yrs)	-5.7%	🟢 ↓

Other Manufacture Years

1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993

← Back to Ford Sierra overview

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

About This Data

This page shows how Ford Sierra cars manufactured in 1983 perform at MOT as they age. Data spans from 2009 to 2024, covering 2,510 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.