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1977 Daimler Unclassified MOT Pass Rate

Pass rate for Unclassified models manufactured in 1977, based on 55 real MOT test results.

61.8%
Pass Rate
38.2%
Fail Rate
55
Total Tests
50,046
Avg Mileage

Data from official DVSA MOT testing records

1977 Daimler Unclassified MOT Analysis

The 1977 Daimler Unclassified has an MOT pass rate of 61.8% based on 55 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 50,046 miles on the odometer. With a 38.2% failure rate, the 1977 Unclassified is rated as "Average" for MOT reliability.

The leading cause of MOT failure for the 1977 Daimler Unclassified is Driver's View of the Road, responsible for 1.8% of failures. 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 range from £100–400. Exhaust, Fuel and Emissions is the second most common issue at 1.8%. Suspension follows at 1.8%.

⚠ Based on limited data (55 tests)

Top failures specific to 1977 models only. The overall Unclassified 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
1Driver's View Of The Road1.8%1
2Exhaust, Fuel And Emissions1.8%1
3Suspension1.8%1

Failures per 10,000 Miles

avg. 50,046 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.

Visibility0.36% per 10K miEmissions & Exhaust0.36% per 10K miSuspension0.36% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Visibility0.361.8%1
Emissions & Exhaust0.361.8%1
Suspension0.361.8%1

Mileage Statistics

50,046
Mean
60,400
Median
50,233
25th Percentile
68,893
75th Percentile
7.63% failures per 10K miles

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

About This Data

The 1977 Daimler Unclassified has an MOT pass rate of 61.8% based on 55 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 50,046 miles on the odometer. With a 38.2% failure rate, the 1977 Unclassified is rated as "Average" for MOT reliability.

If you own or are considering buying a 1977 Daimler Unclassified, budget for potential repairs before each MOT. Before your MOT, pay particular attention to driver's view of the road: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights. At 50,046 average miles, these vehicles are in the mid-range where component wear starts to become a factor.

Driver's View of the Road — 1.8% of failures

Driver's View of the Road issues account for 1.8% of MOT failures on 1977 Daimler Unclassified 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.

Exhaust, Fuel and Emissions — 1.8% of failures

Exhaust, Fuel and Emissions issues account for 1.8% of MOT failures on 1977 Daimler Unclassified 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.

Suspension — 1.8% of failures

Suspension issues account for 1.8% of MOT failures on 1977 Daimler Unclassified 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.

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