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1984 Peugeot 505 MOT Pass Rate

Pass rate for 505 models manufactured in 1984, based on 86 real MOT test results.

48.8%
Pass Rate
51.2%
Fail Rate
86
Total Tests
133,683
Avg Mileage

Data from official DVSA MOT testing records

1984 Peugeot 505 MOT Analysis

The 1984 Peugeot 505 has an MOT pass rate of 48.8% based on 86 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 133,683 miles on the odometer. With a 51.2% failure rate, the 1984 505 is rated as "Very Poor" for MOT reliability.

The leading cause of MOT failure for the 1984 Peugeot 505 is Brakes, responsible for 7.0% of failures. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs range from £150–400. Steering is the second most common issue at 7.0%. Body, chassis, structure follows at 4.7%.

⚠ Based on limited data (86 tests)

Top failures specific to 1984 models only. The overall 505 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
1Brakes7.0%6
2Steering7.0%6
3Body, Chassis, Structure4.7%4
4Lamps, Reflectors And Electrical Equipment2.3%2
5Noise, Emissions And Leaks2.3%2
6Tyres2.3%2

Failures per 10,000 Miles

avg. 133,683 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.

Brakes0.52% per 10K miSteering0.52% per 10K miBody & Structure0.35% per 10K miLamps & Electrical0.17% per 10K miNoise, emissions and leaks0.17% per 10K miTyres0.17% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes0.527.0%6
Steering0.527.0%6
Body & Structure0.354.7%4
Lamps & Electrical0.172.3%2
Noise, emissions and leaks0.172.3%2
Tyres0.172.3%2

Mileage Statistics

133,683
Mean
146,475
Median
55,300
25th Percentile
193,338
75th Percentile
3.83% failures per 10K miles

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

About This Data

The 1984 Peugeot 505 has an MOT pass rate of 48.8% based on 86 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 133,683 miles on the odometer. With a 51.2% failure rate, the 1984 505 is rated as "Very Poor" for MOT reliability.

If you own or are considering buying a 1984 Peugeot 505, be prepared for above-average maintenance costs. Before your MOT, pay particular attention to brakes: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm). With an average mileage of 133,683 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Brakes — 7.0% of failures

Brakes issues account for 7.0% of MOT failures on 1984 Peugeot 505 models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Steering — 7.0% of failures

Steering issues account for 7.0% of MOT failures on 1984 Peugeot 505 models. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs: £150–600. Pre-MOT check: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels.

Body, chassis, structure — 4.7% of failures

Body, chassis, structure issues account for 4.7% of MOT failures on 1984 Peugeot 505 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.

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

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