Porsche 944 MOT failures and reliability
In 2023 the Porsche 944 took 2,443 MOT tests in Britain and passed 75% of them first time, above the national average of 71% for all cars. The figures below come from the DVSA's record of every test, so they show what testers actually found on these cars rather than what owners report.
- MOT tests in 2023
- 2,443
- First-time pass rate
- 75%
- All cars
- 71%
What the 944 fails on
Share of tests with at least one failure in each area, against the figure for all cars.
- Lights and electrics12.7% (all cars 11.3%)
- Brakes7.9% (all cars 6.8%)
- Suspension7.0% (all cars 9.0%)
- Visibility6.8% (all cars 4.8%)
- Exhaust and emissions4.3% (all cars 3.1%)
- Body and structure4.1% (all cars 3.5%)
- Steering2.3% (all cars 1.8%)
- Tyres1.6% (all cars 6.4%)
Most common failure items
Share of tests on which each item was recorded.
- Rear fog lamp: not working 3.8%
- Washers: not working 3.1%
- Rbt (sp): efficiency below requirements 2.6%
- Component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength 2.5%
- Service brake performance: excessively binding 2.5%
- Non catalyst emissions: emissions carbon monoxide content excessive 2.2%
- Washers: provides insufficient washer liquid 2.0%
- Headlamp aim: too low 2.0%
Most common advisories
- Engine oil leaks: leak, but not excessive 12.6%
- Rigid brake pipes: corroded, covered in grease or other material 9.2%
- Wheel bearings: has slight play 8.3%
- Brake discs: worn, pitted or scored, but not seriously weakened 5.0%
- Tyres, condition: slightly damaged/cracking or perishing 4.6%
- Tread depth: worn close to legal limit/worn on edge 4.3%
- Flexible brake hoses: has slight corrosion to ferrule 3.3%
- Service brake performance: binding but not excessively 2.9%
Pass rate by year of registration
Older cars fail more often whatever the model, so compare a car with others of the same age.
| First registered | Tests | Pass rate |
|---|---|---|
| 1989 | 464 | 78% |
| 1990 | 313 | 78% |
Check a particular 944
Model figures tell you what to look out for. To see one car's own MOT history, mileage and tax, enter its registration.
Other Porsche models
- Porsche 911
- Porsche Boxster
- Porsche Cayenne
- Porsche Macan
- Porsche Cayman
- Porsche Panamera
- Porsche Taycan 4S 93KWH
Source: Department for Transport, Anonymised MOT tests and results, 2023, cars and light vans, normal tests only. Pass rates are first-time passes; a pass after repair at the test station counts as a fail. Contains public sector information licensed under the Open Government Licence v3.0.