Electrical wiring: pre-2018 MOT
This is pre-2018 MOT wording. The defect categories changed on 20 May 2018.
Now called Electrical wiring.
10 pre-2018 fail items.
| Old wording | Inspection manual | Now |
|---|---|---|
| Electrical wiring insecure | Electrical wiring insecure or inadequately supported so that it is likely to become damaged | Electrical wiring insecure (minor) |
| Electrical wiring inadequately supported | Electrical wiring insecure or inadequately supported so that it is likely to become damaged | Electrical wiring insecure (minor) |
| Electrical wiring damaged, likely to cause a short | Electrical wiring damaged or deteriorated to the extent that it is likely to cause a short circuit or become detached | Electrical wiring insulation so damaged or deteriorated it is likely to cause a short-circuit (major) |
| Electrical wiring damaged, likely to become detached | Electrical wiring damaged or deteriorated to the extent that it is likely to cause a short circuit or become detached | Electrical wiring insulation so damaged or deteriorated it is likely to cause a short-circuit (major) |
| Electrical wiring deteriorated, likely to cause a short | Electrical wiring damaged or deteriorated to the extent that it is likely to cause a short circuit or become detached | Electrical wiring insulation so damaged or deteriorated it is likely to cause a short-circuit (major) |
| Electrical wiring deteriorated and bare wires exposed | Electrical wiring insulation damaged or deteriorated to the extent that bare wiring or connectors are exposed. | Electrical wiring insulation slightly damaged or deteriorated (minor) |
| Electrical wiring damaged and bare connector exposed | Electrical wiring insulation damaged or deteriorated to the extent that bare wiring or connectors are exposed. | Electrical wiring insulation slightly damaged or deteriorated (minor) |
| Electrical wiring deteriorated and bare connector exposed | Electrical wiring insulation damaged or deteriorated to the extent that bare wiring or connectors are exposed. | Electrical wiring insulation slightly damaged or deteriorated (minor) |
| Electrical wiring deteriorated, likely to become detached | Electrical wiring damaged or deteriorated to the extent that it is likely to cause a short circuit or become detached | Electrical wiring insulation so damaged or deteriorated it is likely to cause a short-circuit (major) |
| Electrical wiring damaged and bare wires exposed | Electrical wiring insulation damaged or deteriorated to the extent that bare wiring or connectors are exposed. | Electrical wiring insulation slightly damaged or deteriorated (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)
- 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)
- Horn (12)
- 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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