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1983 Jaguar Xj12 MOT Pass Rate

Pass rate for Xj12 models manufactured in 1983, based on 98 real MOT test results.

62.2%
Pass Rate
37.8%
Fail Rate
98
Total Tests
95,885
Avg Mileage

Data from official DVSA MOT testing records

1983 Jaguar Xj12 MOT Analysis

The 1983 Jaguar Xj12 has an MOT pass rate of 62.2% based on 98 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 95,885 miles on the odometer. With a 37.8% failure rate, the 1983 Xj12 is rated as "Average" for MOT reliability.

The leading cause of MOT failure for the 1983 Jaguar Xj12 is Body, chassis, structure, responsible for 1.0% of failures. Body and structure failures include excessive corrosion, sharp edges, loose panels, and damage to the vehicle frame. Rust is the primary concern, especially on older vehicles or those exposed to road salt. Typical repair costs range from £100–500+. Suspension is the second most common issue at 1.0%. Visibility follows at 1.0%.

⚠ Based on limited data (98 tests)

Top failures specific to 1983 models only. The overall Xj12 page may show different rankings.

What Fails Most

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Body, Chassis, Structure1.0%1
2Suspension1.0%1
3Visibility1.0%1

Failures per 10,000 Miles

avg. 95,885 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Body & Structure0.11% per 10K miSuspension0.11% per 10K miVisibility0.11% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Body & Structure0.111.0%1
Suspension0.111.0%1
Visibility0.111.0%1

Mileage Statistics

95,885
Mean
117,502
Median
70,636
25th Percentile
132,253
75th Percentile
3.94% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 1983 Jaguar Xj12 has an MOT pass rate of 62.2% based on 98 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 95,885 miles on the odometer. With a 37.8% failure rate, the 1983 Xj12 is rated as "Average" for MOT reliability.

If you own or are considering buying a 1983 Jaguar Xj12, budget for potential repairs before each MOT. Before your MOT, pay particular attention to body, chassis, structure: Inspect sills, wheel arches, door bottoms, and the chassis for rust. Surface rust is acceptable but structural corrosion or holes will fail. Check that all doors, bonnet, and boot close securely. With an average mileage of 95,885 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Body, chassis, structure — 1.0% of failures

Body, chassis, structure issues account for 1.0% of MOT failures on 1983 Jaguar Xj12 models. Body and structure failures include excessive corrosion, sharp edges, loose panels, and damage to the vehicle frame. Rust is the primary concern, especially on older vehicles or those exposed to road salt. Typical repair costs: £100–500+. Pre-MOT check: Inspect sills, wheel arches, door bottoms, and the chassis for rust. Surface rust is acceptable but structural corrosion or holes will fail. Check that all doors, bonnet, and boot close securely.

Suspension — 1.0% of failures

Suspension issues account for 1.0% of MOT failures on 1983 Jaguar Xj12 models. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.

Visibility — 1.0% of failures

Visibility issues account for 1.0% of MOT failures on 1983 Jaguar Xj12 models. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs: £10–300. Pre-MOT check: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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