DVSA Statistics
1984 Vauxhall Cavalier
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1984 Vauxhall Cavalier (only 21 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 21 DVSA anonymised MOT tests · About this data
Pass Rate
95.2%
Higher than average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Based on DVSA statistics from 21 recorded tests.
How Does This Compare to Other Years?
Previous Year
1983 Vauxhall Cavalier
Based on 16 UK MOT tests
Next Year
1985 Vauxhall Cavalier
Based on 22 UK MOT tests
Compare how MOT performance varies across Vauxhall Cavalier model years.
Why Trust This Data?
Official UK Government Source
This data comes from the UK's Driver and Vehicle Standards Agency (DVSA), the official body responsible for MOT testing standards. The anonymised MOT test data is published via data.gov.uk.
Understanding the Statistics
This page is based on 21 MOT tests from the 2023 DVSA dataset. Your 1984 Vauxhall Cavalier was 39 years old when this data was collected and is now 42 years old.
Sample Size
Limited data - 21 tests (use as rough guide only)
Limitations
Statistics reflect average outcomes and don't account for maintenance history, mileage, or regional variations. Individual results will vary based on how well a vehicle has been maintained.
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Vauxhall Cavalier.
Frequently Asked Questions
Is a 1984 Vauxhall Cavalier likely to fail its MOT?
Based on DVSA statistics, the 1984 Vauxhall Cavalier has a 95.2% MOT pass rate. This is above average, indicating good reliability for a vehicle of this age.
What are the most common MOT failures on a 1984 Vauxhall Cavalier?
The most common MOT failure reasons for a 1984 Vauxhall Cavalier are: rate of flashing not between 60 and 120 times per minute, a battery insecure and likely to fall from carrier or cause a short circuit, the engine is idling at a speed clearly above its normal idling speed. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1984 Vauxhall Cavalier fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: rate of flashing not between 60 and 120 times per minute, a battery insecure and likely to fall from carrier or cause a short circuit, the engine is idling at a speed clearly above its normal idling speed. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1984 Vauxhall Cavaliers fail their MOT?
Around 5% of 1984 Vauxhall Cavaliers fail their MOT test, meaning roughly 1 in 20 don't pass first time. The most common reasons are rate of flashing not between 60 and 120 times per minute and a battery insecure and likely to fall from carrier or cause a short circuit. Pre-checking these items can significantly improve your chances.
What should I check before my 1984 Vauxhall Cavalier MOT?
Before your 1984 Vauxhall Cavalier MOT, check these commonly-failed items: rate of flashing not between 60 and 120 times per minute, a battery insecure and likely to fall from carrier or cause a short circuit, the engine is idling at a speed clearly above its normal idling speed. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1984 Vauxhall Cavalier reliable for MOT?
With a 95.2% MOT pass rate, the 1984 Vauxhall Cavalier performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.