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2004 Vauxhall Monaro — MOT History by Age

How cars manufactured in 2004 perform at MOT as they age

22 years
Current Age
76.1%
Latest Pass Rate
2,079
Total Tests (All Years)
92,328 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 20

This car: 76.1%
Average: 56.6%

✅ 19.5% above average (6824 models compared)

How This Car Ages

Pass rate progression for the 2004 Vauxhall Monaro as it ages.

5 yrs73.0%
6 yrs75.5%
7 yrs68.9%
8 yrs72.0%
9 yrs67.1%
10 yrs72.5%
11 yrs74.1%
12 yrs68.1%
13 yrs73.2%
14 yrs72.2%
15 yrs78.1%
16 yrs78.9%
17 yrs76.6%
18 yrs76.2%
19 yrs78.8%
20 yrs76.1%

Bar chart showing pass rate by car age from 5 to 20 years

Fail Rate %
📊 View as table
AgePass RateTests
5 yrs73.0%178
6 yrs75.5%163
7 yrs68.9%164
8 yrs72.0%157
9 yrs67.1%155
10 yrs72.5%142
11 yrs74.1%147
12 yrs68.1%141
13 yrs73.2%142
14 yrs72.2%90
15 yrs78.1%96
16 yrs78.9%76
17 yrs76.6%111
18 yrs76.2%84
19 yrs78.8%99
20 yrs76.1%134

Pass Rate Trend

How the 2004 Vauxhall Monaro pass rate changes as it ages, from first MOT to most recent.

Trend shows stable over 16 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (20 yrs)76.1%134
2023 (19 yrs)78.8%99
2022 (18 yrs)76.2%84
2021 (17 yrs)76.6%111
2020 (16 yrs)78.9%76
2019 (15 yrs)78.1%96
2018 (14 yrs)72.2%90
2017 (13 yrs)73.2%142
2016 (12 yrs)68.1%141
2015 (11 yrs)74.1%147
2014 (10 yrs)72.5%142
2013 (9 yrs)67.1%155
2012 (8 yrs)72%157
2011 (7 yrs)68.9%164
2010 (6 yrs)75.5%163
2009 (5 yrs)73%178

Year-by-Year MOT Results

2009
73.0%
Age (yrs) 5Tests 178Avg Mileage 41,891Top Failure Brakes — 14.0%
2010
75.5%
Age (yrs) 6Tests 163Avg Mileage 48,164Top Failure Brakes — 11.7%
2011
68.9%
Age (yrs) 7Tests 164Avg Mileage 54,525Top Failure Brakes — 17.1%
2012
72.0%
Age (yrs) 8Tests 157Avg Mileage 58,177Top Failure Brakes — 15.9%
2013
67.1%
Age (yrs) 9Tests 155Avg Mileage 62,624Top Failure Brakes — 54.8%
2014
72.5%
Age (yrs) 10Tests 142Avg Mileage 67,805Top Failure Brakes — 43.0%
2015
74.1%
Age (yrs) 11Tests 147Avg Mileage 71,501Top Failure Brakes — 53.7%
2016
68.1%
Age (yrs) 12Tests 141Avg Mileage 75,086Top Failure Brakes — 68.8%
2017
73.2%
Age (yrs) 13Tests 142Avg Mileage 78,596Top Failure Brakes — 62.7%
2018
72.2%
Age (yrs) 14Tests 90Avg Mileage 79,618Top Failure Brakes — 51.1%
2019
78.1%
Age (yrs) 15Tests 96Avg Mileage 84,213Top Failure Brakes — 47.9%
2020
78.9%
Age (yrs) 16Tests 76Avg Mileage 86,959Top Failure Brakes — 38.2%
2021
76.6%
Age (yrs) 17Tests 111Avg Mileage 78,058Top Failure Brakes — 52.3%
2022
76.2%
Age (yrs) 18Tests 84Avg Mileage 77,742Top Failure Brakes — 34.5%
2023
78.8%
Age (yrs) 19Tests 99Avg Mileage 84,301Top Failure Brakes — 39.4%
2024
76.1%
Age (yrs) 20Tests 134Avg Mileage 92,328Top Failure Brakes — 31.3%

Common MOT Failures

Top failure categories across all test years for 2004 Vauxhall Monaro, with age trends.

Brakes
39.8%
↑ Increases with age
Suspension
17.7%
↑ Increases with age
Tyres
15.4%
— Consistent
Lamps, reflectors and electrical equipment
13.0%
↑ Increases with age
Steering
12.8%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes14.0% (5 yrs)31.3% (20 yrs)
+17.3%
🔴 ↑
Tyres10.7% (5 yrs)8.2% (20 yrs)
-2.5%
🟢 ↓
Steering11.2% (5 yrs)9.7% (20 yrs)
-1.5%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Vauxhall Monaro page →

About This Data

This page shows how Vauxhall Monaro cars manufactured in 2004 perform at MOT as they age. Data spans from 2009 to 2024, covering 2,079 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.

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