Horn: pre-2018 MOT
This is pre-2018 MOT wording. The defect categories changed on 20 May 2018.
Now called Horn.
12 pre-2018 fail items.
| Old wording | Inspection manual | Now |
|---|---|---|
| Horn control missing | the horn control missing, insecure or not readily accessible to the driver | Horn control insecure (minor) |
| Horn control insecure | the horn control missing, insecure or not readily accessible to the driver | Horn control insecure (minor) |
| Horn control not readily accessible to the driver | the horn control missing, insecure or not readily accessible to the driver | Horn control insecure (minor) |
| Horn not working | the horn inoperative | Horn not working (major) |
| Horn not loud enough to be heard by another road user | the horn is not loud enough to be heard by another road user | Horn not loud enough to be heard by another road user (minor) |
| Horn is a gong | the horn is a gong, bell or siren | Horn is a gong (minor) |
| Horn is a bell | the horn is a gong, bell or siren | Horn is a bell (minor) |
| Horn is a siren | the horn is a gong, bell or siren | Horn is a siren (minor) |
| Horn emits two or more alternating tones | the horn has more than one tone | Horn emits two or more alternating tones (minor) |
| Horn not a constant note | for a vehicle first used on or after 1 August 1973, a sound emitted by the horn is not a constant note | Horn likely to be confused with an emergency vehicle siren (major) |
| Horn not a continuous or uniform sound | the horn fitted to a vehicle first used on or after 1 August 1973 emits a sound which is not a continuous or uniform note | Horn not a continuous or uniform sound (minor) |
| Horn sounds harsh or grating | the horn fitted to a vehicle first used on or after 1 August 1973 emits a sound which is harsh or grating | Horn sounds harsh or grating (minor) |
Current names are the closest match by wording and part. The DVSA publishes no official old-to-new table.
Other pre-2018 parts in Lamps, Reflectors and Electrical Equipment
- Battery (2)
- All direction indicators (13)
- Individual lamps (17)
- Side repeaters (16)
- Switch (Flashing type) (4)
- Tell tales (Flashing type) (2)
- Arm (4)
- Switch (Semaphore) (3)
- Tell tales (Semaphore) (2)
- Electrical wiring (10)
- Lamp (5)
- Switch (Hazard warning) (3)
- Tell tale (Hazard warning) (1)
- Headlamp aim (Lamps, Reflectors and Electrical Equipment) (16)
- British american (dip) (4)
- British american (main) (6)
- European (7)
- Pre 1950 (1)
- Headlamp aim not tested (1)
- Dipswitch (Headlamp defects which do require an aim check on retest) (2)
- Headlamp (Headlamp defects which do require an aim check on retest) (17)
- Headlamp cleaning device (Headlamp defects which do require an aim check on retest) (2)
- Headlamp levelling device (Headlamp defects which do require an aim check on retest) (2)
- Main beam 'tell-tale' (Headlamp defects which do require an aim check on retest) (1)
- Matched pair (Headlamp defects which do require an aim check on retest) (4)
- Switch (Headlamp defects which do require an aim check on retest) (3)
- Dipswitch (Headlamp defects which don't require an aim check on retest) (2)
- Headlamp (Headlamp defects which don't require an aim check on retest) (17)
- Headlamp cleaning device (Headlamp defects which don't require an aim check on retest) (2)
- Headlamp levelling device (Headlamp defects which don't require an aim check on retest) (2)
- Main beam 'tell-tale' (Headlamp defects which don't require an aim check on retest) (1)
- Matched pair (Headlamp defects which don't require an aim check on retest) (4)
- Switch (Headlamp defects which don't require an aim check on retest) (3)
- All position lamps (8)
- Front lamps (15)
- Rear lamps (16)
- Switch (Position lamps) (5)
- Fog lamp (16)
- Switch (Rear fog lamp) (4)
- Tell tale (Rear fog lamp) (2)
- Rear reflectors (9)
- Registration plate lamp (8)
- Stop lamp (14)
- Trailer electrical socket (4)
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