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

As of September 2026, the 2026 BYD SEAL 6 COMFORT DM-I PHEV AUTO does not have any recorded MOT history on the DVSA database. Given that the vehicle was registered in 2026, it would not yet be due for its first MOT test, which is required once the vehicle reaches three years of age. Consequently, there are no recorded test outcomes, advisories, or failure points to evaluate, and it is not possible to determine a maintenance trend from official records at this early stage. This lack of MOT data is entirely consistent with the vehicle being newly registered and should not be treated as a negative indicator in itself. The recorded mileage is noted as unknown, making it difficult to assess annual usage patterns or establish whether the vehicle has covered typical mileage for its age. New PHEV vehicles such as the BYD SEAL often accumulate comparatively low mileage in their first year, particularly if used primarily for short urban commutes, allowing the electric powertrain to be utilised effectively. However, without confirmed mileage data, a prospective buyer should verify the current odometer reading and request service history documentation to confirm whether the vehicle has been used predominantly on electric power, which places different demands on the combustion engine and brake system compared with predominantly petrol-driven usage. Given the absence of MOT history and the likelihood that the vehicle is essentially new or very low mileage, a prospective buyer should focus on age-related and standing-related deterioration checks, even if annual mileage is low. Tyres should be inspected for sidewall perishing and cracking caused by UV degradation rather than tread wear alone, particularly if the vehicle has been stored outdoors. Brake discs may exhibit surface corrosion from standing, and calipers can seize if the vehicle has been parked for extended periods, so a test drive should include several firm brake applications to confirm smooth operation without shudder or pulling. The 12V auxiliary battery and high-voltage traction battery state of health should be verified through the dealer or via diagnostic readout, and confirmation sought that all time-based fluid services, including brake fluid, coolant, and transmission oil, have been completed in line with the manufacturer's schedule. Finally, although the BYD SEAL 6 PHEV has only recently entered the market, buyers should pay particular attention to the integration and operation of the hybrid system, including smooth engagement between the electric motor and petrol engine, and any warning messages on the driver information display. The charging port, high-voltage cabling, and cooling systems for the traction battery should be inspected for damage or contamination. A physical inspection beneath the vehicle for any fluid leaks from the engine, transmission, or cooling circuits is advisable, even on low-mileage examples, and a full dealer pre-delivery inspection record should be obtained to confirm that all factory recalls and service updates have been completed before purchase.