1992 Subaru Sumo MOT Pass Rate
Pass rate for Sumo models manufactured in 1992, based on 86 real MOT test results.
Data from official DVSA MOT testing records
1992 Subaru Sumo MOT Analysis
The 1992 Subaru Sumo has an MOT pass rate of 48.8% based on 86 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 61,092 miles on the odometer. With a 51.2% failure rate, the 1992 Sumo is rated as "Very Poor" for MOT reliability.
The leading cause of MOT failure for the 1992 Subaru Sumo is Brakes, responsible for 1.2% of failures. 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 range from £150–400. Noise, emissions and leaks is the second most common issue at 1.2%.
Top failures specific to 1992 models only. The overall Sumo 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 | Brakes | 1.2% | 1 |
| 2 | Noise, Emissions And Leaks | 1.2% | 1 |
Failures per 10,000 Miles
avg. 61,092 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 |
|---|---|---|---|
| Brakes | 0.19 | 1.2% | 1 |
| Noise, emissions and leaks | 0.19 | 1.2% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1992 Subaru Sumo has an MOT pass rate of 48.8% based on 86 tests — significantly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 61,092 miles on the odometer. With a 51.2% failure rate, the 1992 Sumo is rated as "Very Poor" for MOT reliability.
If you own or are considering buying a 1992 Subaru Sumo, be prepared for above-average maintenance costs. Before your MOT, pay particular attention to brakes: 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). At 61,092 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Brakes — 1.2% of failures
Brakes issues account for 1.2% of MOT failures on 1992 Subaru Sumo 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).
Noise, emissions and leaks — 1.2% of failures
Noise, emissions and leaks issues account for 1.2% of MOT failures on 1992 Subaru Sumo 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.