Does the Porsche 928 fail the MOT on steering more than it should?
The Porsche 928 records 7.00 steering failure items per 100 initial MOT tests (2019–2024), against 7.63 expected for a car of the same age mix: about as expected for its class and age (the difference is within its interval or under 0.5 items per 100 tests) (−0.63, 95% interval −1.40 to +0.14). It ranks 310 of 640 models on steering (1 = most failures above expected).
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on steering · check a Porsche 928 by registration
What exactly fails on steering?
The most frequent DVSA defect wording in this group on the Porsche 928 is “Steering rack gaiter or ball joint dust cover damaged or deteriorated”, recorded 145 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| Steering rack gaiter or ball joint dust cover damaged or deteriorated | 145 | 2.90 |
| Steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc | 121 | 2.42 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 5,000 (initial tests) · Method: failure items (major and minor) grouped by DVSA's defect tree; wordings with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
Other pages for this model
Porsche 928 by postcode area · Porsche 928 body, chassis and structure failures · Porsche 928 brakes failures · Porsche 928 vehicle identification failures · Porsche 928 lamps, reflectors and electrics failures · Porsche 928 noise, emissions and leaks failures · Porsche 928 seat belts and airbags failures · Porsche 928 suspension failures · Porsche 928 tyres failures · Porsche 928 visibility failures