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1985 Jaguar XJ — MOT History by Age

How cars manufactured in 1985 perform at MOT as they age

41 years
Current Age
88.9%
Latest Pass Rate
312
Total Tests (All Years)
69,752 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 1985 Jaguar XJ as it ages.

35 yrs75.0%
36 yrs77.2%
37 yrs88.2%
38 yrs75.4%
39 yrs88.9%

Bar chart showing pass rate by car age from 35 to 39 years

Fail Rate %
📊 View as table
AgePass RateTests
35 yrs75.0%44
36 yrs77.2%57
37 yrs88.2%51
38 yrs75.4%61
39 yrs88.9%99

Pass Rate Trend

How the 1985 Jaguar XJ pass rate changes as it ages, from first MOT to most recent.

Trend shows stable over 5 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (39 yrs)88.9%99
2023 (38 yrs)75.4%61
2022 (37 yrs)88.2%51
2021 (36 yrs)77.2%57
2020 (35 yrs)75%44

Year-by-Year MOT Results

2020
75.0%
Age (yrs) 35Tests 44Avg Mileage 74,348Top Failure Suspension — 25.0%
2021
77.2%
Age (yrs) 36Tests 57Avg Mileage 71,251Top Failure Suspension — 40.4%
2022
88.2%
Age (yrs) 37Tests 51Avg Mileage 67,310Top Failure Lamps, reflectors and electrical equipment — 15.7%
2023
75.4%
Age (yrs) 38Tests 61Avg Mileage 74,189Top Failure Brakes — 50.8%
2024
88.9%
Age (yrs) 39Tests 99Avg Mileage 69,752Top Failure Brakes — 14.1%

Common MOT Failures

Top failure categories across all test years for 1985 Jaguar XJ, with age trends.

Suspension
26.0%
↓ Decreases with age
Brakes
23.3%
— Consistent
Lamps, reflectors and electrical equipment
21.1%
— Consistent
Body, chassis, structure
15.9%
↑ Increases with age
Tyres
13.7%
↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Suspension25.0% (35 yrs)6.1% (39 yrs)
-18.9%
🟢 ↓
Tyres15.9% (35 yrs)12.1% (39 yrs)
-3.8%
🟢 ↓
Brakes15.9% (35 yrs)14.1% (39 yrs)
-1.8%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Jaguar XJ page →

About This Data

This page shows how Jaguar XJ cars manufactured in 1985 perform at MOT as they age. Data spans from 2020 to 2024, covering 312 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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