Question 1

12V auxiliary battery discharge preventing vehicle startup

Accepted Answer

A discharged or faulty 12V auxiliary battery prevents the vehicle from switching on high-voltage contactors, leaving the car unresponsive despite a charged traction battery. Reported on early and higher-mileage e-Platform 3.0 vehicles.

Question 2

DiLink infotainment system freeze and touchscreen unresponsiveness

Accepted Answer

The rotating central touchscreen may occasionally freeze, fail to load Apple CarPlay/Android Auto, or drop Bluetooth connections, usually caused by software memory leaks or outdated firmware.

Question 3

Heat pump climate control valve and sensor malfunction

Accepted Answer

Reduced cabin heating or air conditioning performance caused by electronic expansion valve sticking or temperature sensor drift in the integrated heat pump system.

Question 4

ADAS camera and radar calibration sensitivity

Accepted Answer

False warnings for lane departure or emergency braking, often triggered by dirty windshield camera sensors or minor radar alignment shifts after light bumper contact.

BYD Atto Evo 3Atto 3 (e-Platform 3.0)

Known issues and common problems

BYD Atto Evo 3Atto 3 (e-Platform 3.0)

Known issues and common problems

12V auxiliary battery discharge preventing vehicle startupat 40000 km · 1 solutionsMedium

DiLink infotainment system freeze and touchscreen unresponsiveness1 solutionsLow

Heat pump climate control valve and sensor malfunctionat 50000 km · 1 solutionsMedium

ADAS camera and radar calibration sensitivity1 solutionsMedium