MOT defects: Steering box (Steering gear)
Steering
27 defects: 14 dangerous, 12 major, 1 minor. 5 can be given as an advisory instead.
| Certificate wording | Severity | As an advisory | Inspection manual |
|---|---|---|---|
| Steering box sector shaft splines twisted to the extent that functionality is affected | dangerous | None | Sector shaft twisted or splines worn to the extent that functionality is affected |
| Steering box sector shaft splines worn to the extent that functionality is affected | dangerous | None | Sector shaft twisted or splines worn to the extent that functionality is affected |
| Steering box sector shaft worn to the extent that functionality is affected | dangerous | None | Sector shaft worn to the extent that functionality is affected |
| Steering box sector shaft movement so excessive that functionality is affected | dangerous | None | Sector shaft movement so excessive that functionality is affected |
| Steering box has relative movement to chassis/bodywork | dangerous | None | Steering gear casing retaining devices dangerously loose or relative movement to chassis/bodywork visible |
| Steering box retaining devices dangerously loose | dangerous | None | Steering gear casing retaining devices dangerously loose or relative movement to chassis/bodywork visible |
| Steering box fixing holes in chassis elongated to the extent that attachment is seriously affected | dangerous | None | Steering gear casing fixing holes in chassis elongated to the extent that attachment is seriously affected |
| Steering box fixing bolts ineffective to the extent that attachment is seriously affected | dangerous | None | Steering gear fixing bolts missing or ineffective to the extent that attachment is seriously affected |
| Steering box fixing bolts missing to the extent that attachment is seriously affected | dangerous | None | Steering gear fixing bolts missing or ineffective to the extent that attachment is seriously affected |
| Steering box casing fractured and stability or attachment of casing affected | dangerous | None | Steering gear casing fractured and stability or attachment of casing affected |
| Steering box drop arm likely to become detached | dangerous | None | A steering linkage component with excessive movement between components or likely to become detached |
| Steering box has excessive movement between sector shaft and the drop arm | dangerous | slight play between sector shaft and the drop arm | A steering linkage component with excessive movement between components or likely to become detached |
| Steering box insecure to the extent there is excessive movement at the mountings | dangerous | None | A steering linkage component with excessive movement between components or likely to become detached |
| Steering box likely to become detached | dangerous | None | A steering linkage component with excessive movement between components or likely to become detached |
| Steering box sector shaft splines excessively worn | major | worn, but not excessively | Sector shaft twisted or splines excessively worn |
| Steering box sector shaft splines twisted | major | None | Sector shaft twisted or splines excessively worn |
| Steering box sector shaft excessively worn | major | worn, but not excessively | Sector shaft excessively worn |
| Steering box sector shaft has excessive movement | major | slight movement | Sector shaft has excessive movement |
| Steering box leaking to the extent that oil is dripping | major | None | Steering box leaking to the extent that oil is dripping |
| Steering box not properly attached | major | None | Steering gear casing not properly attached |
| Steering box fixing holes in chassis elongated | major | None | Steering gear casing fixing holes in chassis elongated |
| Steering box fixing bolts ineffective | major | None | Steering gear fixing bolts missing or ineffective |
| Steering box fixing bolts missing | major | None | Steering gear fixing bolts missing or ineffective |
| Steering box casing fractured | major | None | Steering gear casing fractured |
| Steering box has relative movement between sector shaft and the drop arm | major | None | A steering linkage component with relative movement between components which should be fixed |
| Steering box insecure | major | None | A steering linkage component with relative movement between components which should be fixed |
| Steering box leaking oil | minor | has seepage | Steering box leaking oil |
Pre-2018 names for this part
Other parts in Steering
- Electronic power steering (8)
- Operation (Power steering) (5)
- Other components (Steering) (11)
- Pipes and hoses (7)
- Pump (5)
- Rams (11)
- Prescribed areas (Steering) (8)
- Rear wheel steering (2)
- Steering column (10)
- Flexible coupling (1)
- Universal joint (12)
- Operation (Steering gear) (2)
- Steering rack (Steering gear) (18)
- Ball joint (Steering) (8)
- Drag link end (9)
- Intermediate drop arm (20)
- Lock stop (2)
- Locking devices (2)
- Steering component (17)
- Steering linkage (8)
- Components (5)
- Linkages (6)
- Steering arm (6)
- Track rod end (9)
- Steering lock (3)
- Steering box (Steering play) (2)
- Steering rack (Steering play) (2)
- Steering shaft (6)
- Steering wheel (11)
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