MOT Risk Index.co.uk

Does the Porsche 924 fail the MOT on visibility more than it should?

The Porsche 924 records 14.73 visibility failure items per 100 initial MOT tests (2019–2024), against 10.61 expected for a car of the same age mix: more than expected for its class and age (+4.12, 95% interval +3.00 to +5.24). It ranks 39 of 746 models on visibility (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on visibility · check a Porsche 924 by registration

What exactly fails on visibility?

The most frequent DVSA defect wording in this group on the Porsche 924 is “Windscreen washers not working or not providing sufficient fluid to clear the windscreen”, recorded 402 times in 2019–2024.

Porsche 924: most frequent visibility defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Windscreen washers not working or not providing sufficient fluid to clear the windscreen4028.94
Wiper blade missing or obviously not clearing the windscreen982.18
Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view761.69

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 4,495 (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 924 by postcode area · Porsche 924 body, chassis and structure failures · Porsche 924 brakes failures · Porsche 924 lamps, reflectors and electrics failures · Porsche 924 noise, emissions and leaks failures · Porsche 924 seat belts and airbags failures · Porsche 924 steering failures · Porsche 924 suspension failures · Porsche 924 tyres failures