DVSA Statistics
1986 Mercury Cougar
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1986 Mercury Cougar (only 2 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 2 DVSA anonymised MOT tests · About this data
Pass Rate
50%
Lower than average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Headlight bulbs are a common MOT fail. Easy DIY replacement.
Based on DVSA statistics from 2 recorded tests.
Pre-MOT Checklist for 1986 Mercury Cougar
Based on common failure points for this model, check these items before your MOT:
- 1
Test all headlights work and aim is correct - check for condensation inside
Lighting – Common fail on this model
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 2 MOT tests from the 2023 DVSA dataset. Your 1986 Mercury Cougar was 37 years old when this data was collected and is now 40 years old.
Sample Size
Limited data - 2 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 Mercury Cougar.
Frequently Asked Questions
Is a 1986 Mercury Cougar likely to fail its MOT?
Based on DVSA statistics, the 1986 Mercury Cougar has a 50% MOT pass rate. This is below average, so extra pre-MOT checks are recommended.
What are the most common MOT failures on a 1986 Mercury Cougar?
The most common MOT failure reasons for a 1986 Mercury Cougar are: a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led, audible warning inoperative. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1986 Mercury Cougar fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led, audible warning inoperative. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1986 Mercury Cougars fail their MOT?
Around 50% of 1986 Mercury Cougars fail their MOT test, meaning roughly 1 in 2 don't pass first time. The most common reasons are a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning and a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led. Pre-checking these items can significantly improve your chances.
What should I check before my 1986 Mercury Cougar MOT?
Before your 1986 Mercury Cougar MOT, check these commonly-failed items: a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a headlamp or light source missing, inoperative or more than â½ not functioning in the case of led, audible warning inoperative. 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 1986 Mercury Cougar reliable for MOT?
With a 50% MOT pass rate, the 1986 Mercury Cougar performs below average compared to typical vehicles. Extra attention to pre-MOT checks is recommended for this model.