Mafon Road, Nelson, Treharris, CF46 6PE
MOT test stations in Treharris
One garage in Treharris (Wales) is on the DVSA register of approved MOT test stations. None of them tests motorcycles.
From the DVSA list published 30 Sep 2026. Ring ahead to book; prices are set by the garage, capped at £54.85 for a car.
MOT results around Treharris
Cars and light vans tested in the CF (Cardiff) postcode area failed 26.9% of first MOT attempts in 2025, 4.3 points above the 22.6% national rate. That’s from 501,477 tests.
What failed most often here, as a share of all tests:
| Area of the car | Here | Nationally |
|---|---|---|
| Suspension | 10.78% | 8.93% |
| Lights and electrics | 8.89% | 6.95% |
| Brakes | 8.04% | 6.1% |
| Tyres | 7.47% | 5.95% |
The most common cars tested here
| Model | Tests here | Fail rate here | Nationally |
|---|---|---|---|
| Ford Fiesta | 28,023 | 33.1% | 27.3% |
| Ford Focus | 13,875 | 30.3% | 25.4% |
| Vauxhall Corsa | 12,752 | 32.2% | 28.5% |
| Volkswagen Golf | 11,834 | 24.4% | 20.9% |
| Volkswagen Polo | 9,799 | 33.2% | 27% |
| Nissan Qashqai | 8,633 | 31.3% | 26.6% |
| Volkswagen Transporter | 7,294 | 31.2% | 27.2% |
| Vauxhall Astra | 7,113 | 32.5% | 27.6% |
From DVSA’s anonymised MOT results for 2025, by the postcode area of the test station. The data has no garage identifier, so these are figures for the area, not for any one garage. An area with older cars fails more for that reason alone. Every area compared.
What they can test in Treharris
| Class 4 · Cars, vans and minibuses | 1 |
Nearby towns
- Hengoed 9
- Bargoed 4
- Blackwood 16
- Pontypridd 18
- Mountain Ash 3
- Caerphilly 21
- Porth 6
- Tonypandy 6
Need the car’s history before you book? Check its MOT record first.