MOT Risk Index.co.uk

Does the Morgan Plus 4 fail the MOT on brakes more than it should?

The Morgan Plus 4 records 6.06 brakes failure items per 100 initial MOT tests (2019–2024), against 15.85 expected for a car of the same age mix: less than expected for its class and age (−9.79, 95% interval −10.45 to −9.13). It ranks 652 of 712 models on brakes (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on brakes · check a Morgan Plus 4 by registration

What exactly fails on brakes?

The most frequent DVSA defect wording in this group on the Morgan Plus 4 is “Significant brake effort recorded with no brake applied indicating a binding brake”, recorded 212 times in 2019–2024.

Morgan Plus 4: most frequent brakes defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
Significant brake effort recorded with no brake applied indicating a binding brake2121.53
Brakes imbalance across an axle such that the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle.1741.25
Parking brake efficiency below minimum requirement830.60
Brake pedal anti-slip provision missing, loose or worn smooth590.43
Parking brake inoperative on one side430.31

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 13,882 (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

Morgan Plus 4 by postcode area · Morgan Plus 4 body, chassis and structure failures · Morgan Plus 4 vehicle identification failures · Morgan Plus 4 lamps, reflectors and electrics failures · Morgan Plus 4 noise, emissions and leaks failures · Morgan Plus 4 steering failures · Morgan Plus 4 suspension failures · Morgan Plus 4 tyres failures · Morgan Plus 4 visibility failures