Most models adjust through the central control screen menu, while a few models (like some BYD or MG) retain physical levers or paddles on the center console or steering wheel. We will check if the drag feel when the system engages is linearly normal.

The original Chinese license plates are obscured to protect the previous owner's personal privacy, and also because the plates have been forcibly reclaimed by Chinese traffic management after the vehicle completed the "transfer pending export" registration. This serves as physical proof that the vehicle has legally and compliantly completed the upgrade.

For older vehicles or those used in high temperature and humidity areas, we will focus on opening the hood to check if the insulation of the wiring harness in the high-temperature area of the engine compartment is cracked or brittle, to identify potential short circuit risks that could lead to spontaneous combustion.