1975 Mercedes-Benz 350 MOT Pass Rate
Pass rate for 350 models manufactured in 1975, based on 30 real MOT test results.
Data from official DVSA MOT testing records
1975 Mercedes-Benz 350 MOT Analysis
The 1975 Mercedes-Benz 350 has an MOT pass rate of 90.0% based on 30 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 92,652 miles on the odometer. With a 10.0% failure rate, the 1975 350 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1975 Mercedes-Benz 350 is Driver's View of the Road, responsible for 10.0% of failures. Driver's View of the Road 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. Exhaust, Fuel and Emissions is the second most common issue at 10.0%. Tyres follows at 6.7%.
Top failures specific to 1975 models only. The overall 350 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 | Driver's View Of The Road | 10.0% | 3 |
| 2 | Exhaust, Fuel And Emissions | 10.0% | 3 |
| 3 | Tyres | 6.7% | 2 |
| 4 | Lamps, Reflectors And Electrical Equipment | 3.3% | 1 |
| 5 | Seat Belts And Supplementary Restraint Systems | 3.3% | 1 |
| 6 | Suspension | 3.3% | 1 |
| 7 | Brakes | 3.3% | 1 |
Failures per 10,000 Miles
avg. 92,652 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 |
|---|---|---|---|
| Visibility | 1.08 | 10.0% | 3 |
| Emissions & Exhaust | 1.08 | 10.0% | 3 |
| Tyres | 0.72 | 6.7% | 2 |
| Lamps & Electrical | 0.36 | 3.3% | 1 |
| Seat Belts | 0.36 | 3.3% | 1 |
| Suspension | 0.36 | 3.3% | 1 |
| Brakes | 0.36 | 3.3% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1975 Mercedes-Benz 350 has an MOT pass rate of 90.0% based on 30 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 92,652 miles on the odometer. With a 10.0% failure rate, the 1975 350 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1975 Mercedes-Benz 350, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to driver's view of the road: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights. With an average mileage of 92,652 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.
Driver's View of the Road — 10.0% of failures
Driver's View of the Road issues account for 10.0% of MOT failures on 1975 Mercedes-Benz 350 models. Driver's View of the Road 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.
Exhaust, Fuel and Emissions — 10.0% of failures
Exhaust, Fuel and Emissions issues account for 10.0% of MOT failures on 1975 Mercedes-Benz 350 models. Emissions failures occur when exhaust gases exceed legal limits for carbon monoxide (CO), hydrocarbons (HC), or particulate matter (diesel). Common causes include faulty oxygen sensors, clogged catalytic converters, or DPF issues on diesel vehicles. Typical repair costs: £100–1,000+. Pre-MOT check: If the engine management light is on, get it diagnosed before the MOT. For diesel cars, ensure the DPF has completed a regeneration cycle. Regular servicing and using premium fuel before the test can help.
Tyres — 6.7% of failures
Tyres issues account for 6.7% of MOT failures on 1975 Mercedes-Benz 350 models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.