DVSA Statistics
1988 Porsche 911
MOT Pass Rate & Pre-MOT Checklist
Used 1988 Porsche 911s usually pass their MOT, but around 1 in 9 still fail, most often for the aim of a headlamp is not within limits laid down in the requirements, significant brake effort recorded with no brake applied indicating a binding brake and a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning. Based on 398 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 398 DVSA anonymised MOT tests · About this data
Pass Rate
89.2%
Higher than average
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 398 recorded tests.
Pre-MOT Checklist for 1988 Porsche 911
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
- 2
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
How Does This Compare to Other Years?
Previous Year
1987 Porsche 911
Based on 427 UK MOT tests
Next Year
1989 Porsche 911
Based on 577 UK MOT tests
Compare how MOT performance varies across Porsche 911 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 398 MOT tests from the 2023 DVSA dataset. Your 1988 Porsche 911 was 35 years old when this data was collected and is now 38 years old.
Sample Size
High confidence - 398 tests (statistically reliable)
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 Porsche 911.
Frequently Asked Questions
Is a 1988 Porsche 911 likely to fail its MOT?
Based on DVSA statistics, the 1988 Porsche 911 has a 89.2% 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 1988 Porsche 911?
The most common MOT failure reasons for a 1988 Porsche 911 are: the aim of a headlamp is not within limits laid down in the requirements, significant brake effort recorded with no brake applied indicating a binding brake, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1988 Porsche 911 fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: the aim of a headlamp is not within limits laid down in the requirements, significant brake effort recorded with no brake applied indicating a binding brake, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1988 Porsche 911s fail their MOT?
Around 11% of 1988 Porsche 911s fail their MOT test, meaning roughly 1 in 9 don't pass first time. The most common reasons are the aim of a headlamp is not within limits laid down in the requirements and significant brake effort recorded with no brake applied indicating a binding brake. Pre-checking these items can significantly improve your chances.
What should I check before my 1988 Porsche 911 MOT?
Before your 1988 Porsche 911 MOT, check these commonly-failed items: the aim of a headlamp is not within limits laid down in the requirements, significant brake effort recorded with no brake applied indicating a binding brake, a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning. 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 1988 Porsche 911 reliable for MOT?
With a 89.2% MOT pass rate, the 1988 Porsche 911 performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.