1991 Rover Mini Cooper MOT Pass Rate
Pass rate for Mini Cooper models manufactured in 1991, based on 969 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Mini Cooper cars tested in 1991. Want to see how cars built in 1991 hold up over time?
View 1991 Rover Mini Cooper vintage page → (64.5% current pass rate)1991 Rover Mini Cooper MOT Analysis
The 1991 Rover Mini Cooper has an MOT pass rate of 54.4% based on 969 tests — below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 60,342 miles on the odometer. With a 45.6% failure rate, the 1991 Mini Cooper is rated as "Poor" for MOT reliability.
The leading cause of MOT failure for the 1991 Rover Mini Cooper is Suspension, responsible for 0.3% of failures. 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 range from £200–500. Noise, emissions and leaks is the second most common issue at 0.1%.
Top failures specific to 1991 models only. The overall Mini Cooper 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 | Suspension | 0.3% | 3 |
| 2 | Noise, Emissions And Leaks | 0.1% | 1 |
Failures per 10,000 Miles
avg. 60,342 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 |
|---|---|---|---|
| Suspension | 0.05 | 0.3% | 3 |
| Noise, emissions and leaks | 0.02 | 0.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1991 Rover Mini Cooper has an MOT pass rate of 54.4% based on 969 tests — below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 60,342 miles on the odometer. With a 45.6% failure rate, the 1991 Mini Cooper is rated as "Poor" for MOT reliability.
If you own or are considering buying a 1991 Rover Mini Cooper, be prepared for above-average maintenance costs. Before your MOT, pay particular attention to suspension: 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. At 60,342 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Suspension — 0.3% of failures
Suspension issues account for 0.3% of MOT failures on 1991 Rover Mini Cooper 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.
Noise, emissions and leaks — 0.1% of failures
Noise, emissions and leaks issues account for 0.1% of MOT failures on 1991 Rover Mini Cooper 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.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.