MOT Risk Index.co.uk

Does the Porsche 924 fail the MOT on lamps, reflectors and electrics more than it should?

The Porsche 924 records 32.17 lamps, reflectors and electrics failure items per 100 initial MOT tests (2019–2024), against 29.45 expected for a car of the same age mix: more than expected for its class and age (+2.72, 95% interval +1.06 to +4.38). It ranks 201 of 729 models on lamps, reflectors and electrics (1 = most failures above expected).

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

What exactly fails on lamps, reflectors and electrics?

The most frequent DVSA defect wording in this group on the Porsche 924 is “The aim of a headlamp is not within limits laid down in the requirements”, recorded 230 times in 2019–2024.

Porsche 924: most frequent lamps, reflectors and electrics defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
The aim of a headlamp is not within limits laid down in the requirements2305.12
A battery insecure but not likely to fall from carrier1443.20
A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED1423.16
A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources1282.85
An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning1082.40

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 noise, emissions and leaks failures · Porsche 924 seat belts and airbags failures · Porsche 924 steering failures · Porsche 924 suspension failures · Porsche 924 tyres failures · Porsche 924 visibility failures