Does the Bentley Mulsanne fail the MOT on lamps, reflectors and electrics more than it should?
The Bentley Mulsanne records 5.44 lamps, reflectors and electrics failure items per 100 initial MOT tests (2019–2024), against 13.75 expected for a car of the same age mix: less than expected for its class and age (−8.31, 95% interval −9.29 to −7.33). It ranks 588 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 Bentley Mulsanne by registration
What exactly fails on lamps, reflectors and electrics?
The most frequent DVSA defect wording in this group on the Bentley Mulsanne is “The aim of a headlamp is not within limits laid down in the requirements”, recorded 48 times in 2019–2024.
| DVSA defect wording | Items | Per 100 tests |
|---|---|---|
| The aim of a headlamp is not within limits laid down in the requirements | 48 | 0.88 |
| A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources | 45 | 0.82 |
| A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 40 | 0.73 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 5,480 (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
Bentley Mulsanne by postcode area · Bentley Mulsanne body, chassis and structure failures · Bentley Mulsanne brakes failures · Bentley Mulsanne noise, emissions and leaks failures · Bentley Mulsanne steering failures · Bentley Mulsanne suspension failures · Bentley Mulsanne tyres failures · Bentley Mulsanne visibility failures