DVSA Statistics
1990 Porsche 928 S
MOT Pass Rate & Pre-MOT Checklist
Used 1990 Porsche 928 Ss usually pass their MOT, but around 1 in 6 still fail, most often for a tyre seriously damaged, windscreen washers not working or not providing sufficient fluid to clear the windscreen and fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. Based on 63 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 63 DVSA anonymised MOT tests · About this data
Pass Rate
82.5%
Higher than average
Top Failure Reasons
Common MOT failures for this model
Parts Available
Worn tyres are a safety issue and common MOT fail.
Based on DVSA statistics from 63 recorded tests.
Pre-MOT Checklist for 1990 Porsche 928 S
Based on common failure points for this model, check these items before your MOT:
- 1
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
- 2
Check windscreen for chips or cracks in the driver view zone (Zone A)
Visibility – Common fail on this model
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Frequently Asked Questions
Is a 1990 Porsche 928 S likely to fail its MOT?
Based on DVSA statistics, the 1990 Porsche 928 S has a 82.5% 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 1990 Porsche 928 S?
The most common MOT failure reasons for a 1990 Porsche 928 S are: a tyre seriously damaged, windscreen washers not working or not providing sufficient fluid to clear the windscreen, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1990 Porsche 928 S fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a tyre seriously damaged, windscreen washers not working or not providing sufficient fluid to clear the windscreen, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1990 Porsche 928 Ss fail their MOT?
Around 18% of 1990 Porsche 928 Ss fail their MOT test, meaning roughly 1 in 6 don't pass first time. The most common reasons are a tyre seriously damaged and windscreen washers not working or not providing sufficient fluid to clear the windscreen. Pre-checking these items can significantly improve your chances.
What should I check before my 1990 Porsche 928 S MOT?
Before your 1990 Porsche 928 S MOT, check these commonly-failed items: a tyre seriously damaged, windscreen washers not working or not providing sufficient fluid to clear the windscreen, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. 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 1990 Porsche 928 S reliable for MOT?
With a 82.5% MOT pass rate, the 1990 Porsche 928 S performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.