1981 BMW M535 MOT Pass Rate
Pass rate for M535 models manufactured in 1981, based on 59 real MOT test results.
Data from official DVSA MOT testing records
1981 BMW M535 MOT Analysis
The 1981 BMW M535 has an MOT pass rate of 64.4% based on 59 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 116,294 miles on the odometer. With a 35.6% failure rate, the 1981 M535 is rated as "Average" for MOT reliability.
The leading cause of MOT failure for the 1981 BMW M535 is Suspension, responsible for 5.1% 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.
Top failures specific to 1981 models only. The overall M535 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 | 5.1% | 3 |
Failures per 10,000 Miles
avg. 116,294 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 | 0.44 | 5.1% | 3 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1981 BMW M535 has an MOT pass rate of 64.4% based on 59 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 116,294 miles on the odometer. With a 35.6% failure rate, the 1981 M535 is rated as "Average" for MOT reliability.
If you own or are considering buying a 1981 BMW M535, budget for potential repairs before each MOT. 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. With an average mileage of 116,294 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.
Suspension — 5.1% of failures
Suspension issues account for 5.1% of MOT failures on 1981 BMW M535 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.