Vespa (douglas) Pk50s MOT Pass Rate
Overall pass rate across all manufacture years, based on 54 real MOT test results. Failure rate: 27.8%.
Data from official DVSA MOT testing records
Vespa (douglas) Pk50s MOT Reliability Overview
The Vespa (douglas) Pk50s is a rare vehicle in the UK, with 54 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 72.2% and a failure rate of 27.8%, which is above the UK average of approximately 37%.
Based on this data, the Vespa (douglas) Pk50s earns a "Very Good" reliability rating. The average Vespa (douglas) Pk50s presents for MOT with approximately 10,793 miles on the clock. The 1986 manufacture year performs best with a 62.5% pass rate.
The most common MOT failure for the Vespa (douglas) Pk50s is Motorcycle lamps and reflectors, affecting 18.5% of all tests. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. The second most common issue is Motorcycle steering and suspension at 14.8%. Motorcycle lighting and signalling rounds out the top three at 11.1%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
Pass Rate by Manufacture Year
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Lighting And Signalling | 24.1% | 13 |
| 2 | Motorcycle Steering And Suspension | 20.4% | 11 |
| 3 | Motorcycle Lamps And Reflectors | 18.5% | 10 |
| 4 | Motorcycle Reg Plates And Vin | 11.1% | 6 |
| 5 | Motorcycle Brakes | 9.3% | 5 |
| 6 | Motorcycle Tyres And Wheels | 5.6% | 3 |
| 7 | Identification Of The Vehicle | 5.6% | 3 |
| 8 | Motorcycle Wheels | 3.7% | 2 |
| 9 | Motorcycle Steering | 3.7% | 2 |
| 10 | Motorcycle Fuel And Exhaust | 3.7% | 2 |
| 11 | Motorcycle Structure And Attachments | 3.7% | 2 |
Failures per 10,000 Miles
avg. 10,793 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.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Motorcycle lighting and signalling | 22.31 | 24.1% | 13 |
| Motorcycle steering and suspension | 18.87 | 20.4% | 11 |
| Motorcycle lamps and reflectors | 17.16 | 18.5% | 10 |
| Motorcycle reg plates and vin | 10.29 | 11.1% | 6 |
| Motorcycle brakes | 8.58 | 9.3% | 5 |
| Motorcycle tyres and wheels | 5.15 | 5.6% | 3 |
| Identification of the vehicle | 5.15 | 5.6% | 3 |
| Motorcycle wheels | 3.43 | 3.7% | 2 |
| Motorcycle steering | 3.43 | 3.7% | 2 |
| Motorcycle fuel and exhaust | 3.43 | 3.7% | 2 |
| Motorcycle structure and attachments | 3.43 | 3.7% | 2 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Vespa (douglas) Pk50s has 10,793 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The Vespa (douglas) Pk50s has a mileage-adjusted failure rate of 25.76% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.
About Vespa (douglas) Pk50s MOT Data
The Vespa (douglas) Pk50s is a rare vehicle in the UK, with 54 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 72.2% and a failure rate of 27.8%, which is above the UK average of approximately 37%.
For Vespa (douglas) Pk50s owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on motorcycle lamps and reflectors and motorcycle steering and suspension for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific Pk50s is likely to perform.
Motorcycle lamps and reflectors — 18.5% of failures
Motorcycle lamps and reflectors issues account for 18.5% of MOT failures on the Vespa (douglas) Pk50s. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.
Motorcycle steering and suspension — 14.8% of failures
Motorcycle steering and suspension issues account for 14.8% of MOT failures on the Vespa (douglas) Pk50s. 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.
Motorcycle lighting and signalling — 11.1% of failures
Motorcycle lighting and signalling issues account for 11.1% of MOT failures on the Vespa (douglas) Pk50s. Motorcycle lighting and signalling 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.
Frequently Asked Questions
What is the MOT pass rate for the Vespa (douglas) Pk50s?
Based on 54 (based on limited data) MOT tests in our database, the Vespa (douglas) Pk50s has an overall pass rate of 72.2% (27.8% fail rate).
What are the most common MOT failures on a Vespa (douglas) Pk50s?
The top 3 reasons a Vespa (douglas) Pk50s fails its MOT are: 1. Motorcycle lamps and reflectors (18.5%), 2. Motorcycle steering and suspension (14.8%), 3. Motorcycle lighting and signalling (11.1%). Check these areas before booking your MOT.
Is the Vespa (douglas) Pk50s reliable?
With a 27.8% MOT failure rate, the Pk50s is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Vespa (douglas) Pk50s?
Based on failure data, focus on: Motorcycle lamps and reflectors (18.5%); Motorcycle steering and suspension (14.8%); Motorcycle lighting and signalling (11.1%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.