2026 BYD Seal Excellence EV AWD Electric · DF26 EUT

As of the assessment date of 2 September 2026, there is no official DVSA MOT history recorded for this 2026 BYD SEAL Excellence EV AWD. Because the vehicle is registered in the 2026 plate year, it is either brand new or so newly registered that it has not yet reached the point at which a mandatory MOT test would be undertaken, and accordingly there is no test outcome, advisories, or failure data from which a maintenance trend can be derived. A prospective buyer must therefore treat the absence of MOT data as neutral rather than as evidence of a clean record. The reliance must instead shift to the documentation supplied at the point of sale, including the pre-delivery inspection record, any manufacturer warranty paperwork, and the official service history stamps from the supplying BYD franchise or authorised workshop. Verification of the vehicle's identity through the V5C logbook and confirmation that any recall or stop-sale notices issued by BYD have been completed and signed off is similarly essential at this early stage of the car's life. Recorded mileage is not available for this assessment, and with the 2026 registration date the vehicle is at most only a few months old from new. This makes any meaningful annual mileage calculation impossible, but it also means that odometer wear on mechanical components such as the electric drive units, reduction gearboxes, and suspension linkages will be minimal. The buyer should nonetheless verify that the indicated mileage on the odometer matches the delivery mileage recorded on the order documentation and PDI sheet, and should request a current readout from the BYD diagnostic system confirming battery state of health and high-voltage pack condition. A significant inconsistency between the odometer, the PDI record, and the in-car telematics would be a serious red flag requiring immediate clarification, whereas a low and consistent delivery mileage on a car of this age is entirely expected. Because the MOT history is clean by default rather than through evidence of inspection, the buyer's physical checks should concentrate on age-related and standing-condition issues rather than wear-related mechanical defects. Tyres should be examined closely for sidewall perishing or cracking, as even brand new tyres can degrade if the vehicle has been stored for prolonged periods before delivery, and the tread depth should meet the legal minimum of 1.6mm across the central three-quarters of the tyre. The 12V auxiliary battery, which supplies the vehicle's control systems and is separate from the high-voltage traction battery, should be tested for resting voltage and state of charge, as a depleted or failed auxiliary battery is a common cause of non-start conditions on newly delivered EVs. Brake discs and calipers should be inspected for surface corrosion and any signs of binding, as vehicles that have stood for extended periods can develop rust on the friction surfaces and seized caliper slide pins, leading to uneven braking or pulling under deceleration. A test drive should be carried out to confirm smooth regenerative braking operation, the absence of warning messages on the driver display, and proper function of the climate control and infotainment systems, all of which are frequent failure points reported on early examples of new EV models. Finally, the buyer should pay particular attention to time-based servicing requirements even where mileage is very low, as brake fluid is hygroscopic and typically requires replacement on a calendar basis regardless of use, while the cabin filter, coolant circuits for the battery and drive units, and reduction gearbox oil all have manufacturer-specified service intervals that may fall due within the first few years. Confirmation should be obtained that the vehicle's over-the-air software functionality is active and that the most recent firmware version has been applied, as BYD has issued running updates addressing drivability and infotainment refinements. The high-voltage battery warranty, which generally runs for eight years or a set mileage limit, should be verified in writing, and the buyer should ask for evidence of any diagnostic scans carried out prior to handover. A thorough inspection under the vehicle for fluid residue, charging port condition, and underbody integrity will further support confidence in what is otherwise a vehicle whose mechanical condition must be judged on physical evidence rather than historical test data.