1990 Proton 1.5 Gl MOT Pass Rate
Pass rate for 1.5 Gl models manufactured in 1990, based on 88 real MOT test results.
Data from official DVSA MOT testing records
This page shows all 1.5 Gl cars tested in 1990. Want to see how cars built in 1990 hold up over time?
View 1990 Proton 1.5 Gl vintage page → (46.7% current pass rate)1990 Proton 1.5 Gl MOT Analysis
The 1990 Proton 1.5 Gl has an MOT pass rate of 55.7% based on 88 tests — slightly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 74,044 miles on the odometer. With a 44.3% failure rate, the 1990 1.5 Gl is rated as "Below Average" for MOT reliability.
The leading cause of MOT failure for the 1990 Proton 1.5 Gl is Brakes, responsible for 2.3% 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. Driver's View of the Road is the second most common issue at 1.1%. Suspension follows at 1.1%.
Top failures specific to 1990 models only. The overall 1.5 Gl 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 | 2.3% | 2 |
| 2 | Driver's View Of The Road | 1.1% | 1 |
| 3 | Suspension | 1.1% | 1 |
Failures per 10,000 Miles
avg. 74,044 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 | 0.31 | 2.3% | 2 |
| Visibility | 0.15 | 1.1% | 1 |
| Suspension | 0.15 | 1.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1990 Proton 1.5 Gl has an MOT pass rate of 55.7% based on 88 tests — slightly below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 74,044 miles on the odometer. With a 44.3% failure rate, the 1990 1.5 Gl is rated as "Below Average" for MOT reliability.
If you own or are considering buying a 1990 Proton 1.5 Gl, budget for potential repairs before each MOT. 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 74,044 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Brakes — 2.3% of failures
Brakes issues account for 2.3% of MOT failures on 1990 Proton 1.5 Gl 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).
Driver's View of the Road — 1.1% of failures
Driver's View of the Road issues account for 1.1% of MOT failures on 1990 Proton 1.5 Gl 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.
Suspension — 1.1% of failures
Suspension issues account for 1.1% of MOT failures on 1990 Proton 1.5 Gl 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.