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1987 Bentley Mulsanne MOT Pass Rate

Pass rate for Mulsanne models manufactured in 1987, based on 271 real MOT test results.

69.4%
Pass Rate
30.6%
Fail Rate
271
Total Tests
107,368
Avg Mileage

Data from official DVSA MOT testing records

1987 Bentley Mulsanne MOT Analysis

The 1987 Bentley Mulsanne has an MOT pass rate of 69.4% based on 271 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 107,368 miles on the odometer. With a 30.6% failure rate, the 1987 Mulsanne is rated as "Good" for MOT reliability.

The leading cause of MOT failure for the 1987 Bentley Mulsanne is Brakes, responsible for 1.1% 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. Lamps, reflectors and electrical equipment is the second most common issue at 0.4%.

Top failures specific to 1987 models only. The overall Mulsanne page may show different rankings.

What Fails Most

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Brakes1.1%3
2Lamps, Reflectors And Electrical Equipment0.4%1

Failures per 10,000 Miles

avg. 107,368 mi

For 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.

Brakes0.10% per 10K miLamps & Electrical0.03% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes0.101.1%3
Lamps & Electrical0.030.4%1

Mileage Statistics

107,368
Mean
123,411
Median
110,092
25th Percentile
129,346
75th Percentile
2.85% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 1987 Bentley Mulsanne has an MOT pass rate of 69.4% based on 271 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 107,368 miles on the odometer. With a 30.6% failure rate, the 1987 Mulsanne is rated as "Good" for MOT reliability.

If you own or are considering buying a 1987 Bentley Mulsanne, you can expect reliable MOT performance overall. 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). With an average mileage of 107,368 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Brakes — 1.1% of failures

Brakes issues account for 1.1% of MOT failures on 1987 Bentley Mulsanne 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).

Lamps, reflectors and electrical equipment — 0.4% of failures

Lamps, reflectors and electrical equipment issues account for 0.4% of MOT failures on 1987 Bentley Mulsanne models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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