1979 Vespa (douglas) Px MOT Pass Rate
Pass rate for Px models manufactured in 1979, based on 31 real MOT test results.
Data from official DVSA MOT testing records
1979 Vespa (douglas) Px MOT Analysis
The 1979 Vespa (douglas) Px has an MOT pass rate of 77.4% based on 31 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 19,137 miles on the odometer. With a 22.6% failure rate, the 1979 Px is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1979 Vespa (douglas) Px is Motorcycle structure and attachments, responsible for 6.5% of failures. Motorcycle structure and attachments 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 range from £100–400. Motorcycle audible warning (Horn) is the second most common issue at 3.2%. Motorcycle suspension follows at 3.2%.
Top failures specific to 1979 models only. The overall Px page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Structure And Attachments | 6.5% | 2 |
| 2 | Motorcycle Audible Warning (Horn) | 3.2% | 1 |
| 3 | Motorcycle Suspension | 3.2% | 1 |
Failures per 10,000 Miles
avg. 19,137 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 |
|---|---|---|---|
| Motorcycle structure and attachments | 3.37 | 6.5% | 2 |
| Motorcycle audible warning (Horn) | 1.69 | 3.2% | 1 |
| Motorcycle suspension | 1.69 | 3.2% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1979 Vespa (douglas) Px has an MOT pass rate of 77.4% based on 31 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 19,137 miles on the odometer. With a 22.6% failure rate, the 1979 Px is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1979 Vespa (douglas) Px, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle structure and attachments: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights. With relatively low average mileage of 19,137 miles, many of these vehicles are still in good mechanical condition.
Motorcycle structure and attachments — 6.5% of failures
Motorcycle structure and attachments issues account for 6.5% of MOT failures on 1979 Vespa (douglas) Px models. Motorcycle structure and attachments 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.
Motorcycle audible warning (Horn) — 3.2% of failures
Motorcycle audible warning (Horn) issues account for 3.2% of MOT failures on 1979 Vespa (douglas) Px models. Motorcycle audible warning (Horn) 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.
Motorcycle suspension — 3.2% of failures
Motorcycle suspension issues account for 3.2% of MOT failures on 1979 Vespa (douglas) Px 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.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.