2026 BYD Seal 6 Comfort DM-I Phev Auto 1.5L Hybrid electric · DP26 WCW

With no DVSA MOT history on file, this 2026 BYD SEAL 6 DM-I plug-in hybrid cannot be evaluated against any prior statutory roadworthiness testing data. Because the vehicle is brand new for the current registration year and has only just entered service, the absence of MOT records is not unusual and does not indicate a mechanical concern in itself; it simply means no comparative trend in pass/fail outcomes, advisory deterioration, or component wear history is available for inspection. The prospective buyer therefore has no independent DVSA evidence to weigh when forming a view on the car's structural condition, emissions performance, braking system status, or corrosion profile, and any assessment of roadworthiness must rely entirely on a physical inspection and dealer warranty provisions rather than historical test data. Mileage accumulation cannot be evaluated either, as no recorded odometer readings are present in the supplied data. With a 2026 build year and the test record only just beginning, there is no prior year-on-year mileage trend, no evidence of low or high usage patterns, and no indication of whether the vehicle has been driven predominantly on short urban commutes, longer mixed journeys, or sustained motorway use. For a plug-in hybrid such as the Seal 6 DM-i, this matters mechanically because high-voltage battery longevity is influenced by charging behaviour and usage cycles, while the petrol engine, cooling system, and regenerative braking components respond differently to predominantly electric versus predominantly combustion driving. Without mileage history, none of these wear factors can be assessed against prior use. Given the complete absence of flagged components from previous tests, buyer guidance cannot be tailored to specific recorded advisories such as corroded brake pipes, worn suspension bushes, or fluid leaks. Instead, inspection focus should fall on the items most likely to present early issues on a low-mileage or delivery-mileage plug-in hybrid: confirm that the charging cable and connector are undamaged, verify that the 12V auxiliary battery tests healthy, check the high-voltage system warning indicators on startup, and ensure the petrol engine starts cleanly when the hybrid system switches over at low battery state. Tyres should be inspected for age-related sidewall cracking even if tread depth appears adequate, given that new vehicles can sit on dealer forecourts for extended periods, and all fluid levels should be verified at their correct marks. On a road evaluation, the prospective buyer should pay particular attention to any warning lights on the instrument cluster, any unusual noises from the underbody or hybrid system during low-speed manoeuvres, and the smoothness of the transition between electric and petrol propulsion. Brake feel should be tested at low speed for consistent pedal response, as binding calipers or uneven disc wear can occasionally occur on vehicles transported over long distances or stored for extended periods before delivery. Steering should be checked for any pulling or vibration, and the suspension should be assessed over uneven surfaces for knocking, clonking, or excessive travel. Given that no MOT history exists, retaining the manufacturer's full warranty documentation and arranging an independent pre-purchase inspection by a qualified technician with hybrid system experience is the most reliable way to compensate for the missing statutory test record.