MOT Risk Index.co.uk

Does the Audi S4 fail the MOT on suspension more than it should?

The Audi S4 records 13.06 suspension failure items per 100 initial MOT tests (2019–2024), against 19.99 expected for a car of the same age mix: less than expected for its class and age (−6.93, 95% interval −7.76 to −6.11). It ranks 539 of 701 models on suspension (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on suspension · check a Audi S4 by registration

What exactly fails on suspension?

The most frequent DVSA defect wording in this group on the Audi S4 is “A suspension joint dust cover severely deteriorated”, recorded 447 times in 2019–2024.

Audi S4: most frequent suspension defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
A suspension joint dust cover severely deteriorated4473.99
A suspension pin, bush or joint excessively worn4073.63
A spring or spring component fractured or seriously weakened2432.17
A suspension joint dust cover missing or no longer prevents the ingress of dirt etc1881.68
A shock absorber damaged to the extent that it does not function or showing signs of severe leakage700.62

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

If a Audi S4 gets a suspension advisory, how often does it fail next time?

16.2% of Audi S4 MOTs with a suspension advisory were followed by a fail in the same group at the next MOT, typically 12 months and 3,329 miles later (1,281 advisories followed).

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 1,281 (advisories followed) · Method: the same vehicles followed to their next ordinary MOT · 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 lamps, reflectors and electrics 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 tyres failures · Audi S4 visibility failures