2024 BYD Seal U Boost DM-I Phev Auto Hybrid electric (clean) · SM74 ATX

Absence of any recorded MOT tests means there is currently no documented evidence of roadworthiness for this 2024 BYD Seal U‑Boost DM‑I PHEV, so the vehicle’s compliance with statutory safety and emissions standards cannot be confirmed at this stage. Without a pass or failure entry, there is no trend—stable or deteriorating—to reference, and the lack of a MOT history itself becomes the primary mechanical risk factor for a prospective buyer. Mileage data has not been supplied, leaving the vehicle’s usage profile indeterminate. For a model first registered in 2024, a typical annual accumulation would be in the range of 8‑12 000 miles, but without recorded kilometres the rate of wear on tyres, brakes, suspension components and the high‑voltage battery cannot be gauged. The combination of unknown mileage and no MOT record creates a gap in the vehicle’s documented lifecycle, making it difficult to assess whether components have been subjected to normal or excessive stress. A thorough pre‑purchase inspection is essential. The inspector should verify the condition of the high‑voltage battery pack, checking state‑of‑charge, any error codes on the vehicle’s diagnostics, and the integrity of the cooling system for the inverter and motor. On a test drive, listen for any whine or grinding from the electric motor, note any hesitation when selecting drive modes, and confirm that regenerative braking engages smoothly without a harsh pedal feel. Examine the conventional braking system for pad wear, disc condition and any fluid leaks, and ensure that the brake pedal is firm and returns promptly. Inspect the suspension for worn bushes, cracked mounts or uneven tyre wear that could indicate alignment or structural issues, and check for any corrosion around the chassis, especially around the battery mounting points. Because the MOT status is currently unrecorded, arrange for an immediate MOT test after purchase to establish a baseline safety certification. During that test, pay particular attention to the emissions read‑out for the internal combustion component of the hybrid system, the integrity of the exhaust after‑treatment, and the functionality of the on‑board diagnostics. Securing a full inspection report and a valid MOT will provide the concrete evidence needed to judge the vehicle’s roadworthiness beyond the gaps in its existing documentation.