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1999 Kia Mentor — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years
Current Age
30.3%
Latest Pass Rate
624
Total Tests (All Years)
65,575 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 15

This car: 30.3%
Average: 52.4%

⚠️ 22.1% below average (11197 models compared)

How This Car Ages

Pass rate progression for the 1999 Kia Mentor as it ages.

10 yrs47.0%
11 yrs36.2%
12 yrs35.7%
13 yrs32.1%
14 yrs40.0%
15 yrs30.3%

Bar chart showing pass rate by car age from 10 to 15 years

Fail Rate %
📊 View as table
AgePass RateTests
10 yrs47.0%202
11 yrs36.2%149
12 yrs35.7%112
13 yrs32.1%78
14 yrs40.0%50
15 yrs30.3%33

Pass Rate Trend

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

Trend shows declining over 6 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2014 (15 yrs)30.3%33
2013 (14 yrs)40%50
2012 (13 yrs)32.1%78
2011 (12 yrs)35.7%112
2010 (11 yrs)36.2%149
2009 (10 yrs)47%202

Year-by-Year MOT Results

2009High Fail Rate
47.0%
Age (yrs) 10Tests 202Avg Mileage 67,671Top Failure Brakes — 35.1%
2010High Fail Rate
36.2%
Age (yrs) 11Tests 149Avg Mileage 65,583Top Failure Brakes — 45.0%
2011High Fail Rate
35.7%
Age (yrs) 12Tests 112Avg Mileage 71,774Top Failure Brakes — 46.4%
2012High Fail Rate
32.1%
Age (yrs) 13Tests 78Avg Mileage 66,843Top Failure Suspension — 53.8%
2013High Fail Rate
40.0%
Age (yrs) 14Tests 50Avg Mileage 69,283Top Failure Brakes — 122.0%
2014High Fail Rate
30.3%
Age (yrs) 15Tests 33Avg Mileage 65,575Top Failure Suspension — 130.3%

Common MOT Failures

Top failure categories across all test years for 1999 Kia Mentor, with age trends.

Suspension
64.9%
↑ Increases with age
Brakes
61.8%
↑ Increases with age
Lamps, Reflectors and Electrical Equipment
47.8%
↑ Increases with age
Tyres
23.7%
↑ Increases with age
Exhaust, Fuel and Emissions
22.7%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Suspension34.2% (10 yrs)130.3% (15 yrs)
+96.1%
🔴 ↑
Lamps, Reflectors and Electrical Equipment28.7% (10 yrs)97.0% (15 yrs)
+68.3%
🔴 ↑
Brakes35.1% (10 yrs)78.8% (15 yrs)
+43.7%
🔴 ↑
Tyres22.3% (10 yrs)30.3% (15 yrs)
+8.0%
🔴 ↑
Exhaust, Fuel and Emissions19.3% (10 yrs)27.3% (15 yrs)
+8.0%
🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Kia Mentor page →

About This Data

This page shows how Kia Mentor cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2014, covering 624 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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