# A gas, air or fluid suspension system component damaged, modified or deteriorated in a way that its function is seriously affected — Vehicle inspection defect categories: MOT major, minor and dangerous verdicts

For A gas, air or fluid suspension system component damaged, modified or deteriorated in a way that its function is seriously affected, category is Dangerous; inspection item number is 5.3.5; defect reference is (b)(ii); inspection item is Gas, air and fluid suspension; authority is DVSA MOT (cars, vans and passenger vehicles, classes 3, 4, 5, 7), recorded from its source on 2026-08-06.

- **Defect:** A gas, air or fluid suspension system component damaged, modified or deteriorated in a way that its function is seriously affected _(verified: appears in the quote below)_
- **Category:** Dangerous _(verified: appears in the quote below)_
- **Inspection item number:** 5.3.5
- **Defect reference:** (b)(ii) _(verified: appears in the quote below)_
- **Inspection item:** Gas, air and fluid suspension
- **Authority:** DVSA MOT (cars, vans and passenger vehicles, classes 3, 4, 5, 7) _(our reading, not quoted from the source)_

## What the source says

> (b)(ii) | A gas, air or fluid suspension system component damaged, modified or deteriorated in a way that its function is seriously affected | Dangerous

## Source

- https://www.gov.uk/guidance/mot-inspection-manual-for-private-passenger-and-light-commercial-vehicles/5-axles-wheels-tyres-and-suspension

Last verified: 2026-08-06. Review by: 2027-02-02.
Part of [Vehicle inspection defect categories: MOT major, minor and dangerous verdicts](https://referencesource.org/vehicle-inspection-defect-categories/).