Does the Audi S4 fail the MOT on lamps, reflectors and electrics more than it should?
The Audi S4 records 9.90 lamps, reflectors and electrics failure items per 100 initial MOT tests (2019–2024), against 23.43 expected for a car of the same age mix: less than expected for its class and age (−13.53, 95% interval −14.43 to −12.63). It ranks 664 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 Audi S4 by registration
What exactly fails on lamps, reflectors and electrics?
The most frequent DVSA defect wording in this group on the Audi S4 is “A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources”, recorded 261 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources | 261 | 2.33 |
| The aim of a headlamp is not within limits laid down in the requirements | 177 | 1.58 |
| A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 87 | 0.78 |
| Headlamp reflector or lens slightly defective | 68 | 0.61 |
| Lamp emitted colour, position or intensity not in accordance with the requirements | 59 | 0.53 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 11,213 (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
Audi S4 2019 · Audi S4 2020 · Audi S4 in the Netherlands · Audi S4 by postcode area · Audi S4 body, chassis and structure failures · Audi S4 brakes failures · Audi S4 vehicle identification failures · Audi S4 noise, emissions and leaks failures · Audi S4 road wheels failures · Audi S4 seat belts and airbags failures · Audi S4 steering failures · Audi S4 suspension failures · Audi S4 tyres failures · Audi S4 visibility failures