1971 Peugeot 504 MOT Pass Rate
Pass rate for 504 models manufactured in 1971, based on 47 real MOT test results.
Data from official DVSA MOT testing records
1971 Peugeot 504 MOT Analysis
The 1971 Peugeot 504 has an MOT pass rate of 68.1% based on 47 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 63,093 miles on the odometer. With a 31.9% failure rate, the 1971 504 is rated as "Good" for MOT reliability.
The leading cause of MOT failure for the 1971 Peugeot 504 is Body, Structure and General Items, responsible for 8.5% 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+. Brakes is the second most common issue at 2.1%. Non-component advisories follows at 2.1%.
Top failures specific to 1971 models only. The overall 504 page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
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| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Body, Structure And General Items | 8.5% | 4 |
| 2 | Brakes | 2.1% | 1 |
| 3 | Non-component Advisories | 2.1% | 1 |
| 4 | Steering | 2.1% | 1 |
Failures per 10,000 Miles
avg. 63,093 miFor 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.
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| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Body & Structure | 1.35 | 8.5% | 4 |
| Brakes | 0.34 | 2.1% | 1 |
| Non-component advisories | 0.34 | 2.1% | 1 |
| Steering | 0.34 | 2.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1971 Peugeot 504 has an MOT pass rate of 68.1% based on 47 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 63,093 miles on the odometer. With a 31.9% failure rate, the 1971 504 is rated as "Good" for MOT reliability.
If you own or are considering buying a 1971 Peugeot 504, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to body, structure and general items: 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. At 63,093 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Body, Structure and General Items — 8.5% of failures
Body, Structure and General Items issues account for 8.5% of MOT failures on 1971 Peugeot 504 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.
Brakes — 2.1% of failures
Brakes issues account for 2.1% of MOT failures on 1971 Peugeot 504 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).
Non-component advisories — 2.1% of failures
Non-component advisories issues account for 2.1% of MOT failures on 1971 Peugeot 504 models. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.