Tesla Model 3 alerts codes

VCFRONT_a513 / VCFRONT_a513_LVBMSFault_MOS_Open_chgOC

Alert Description
The low voltage battery management system (LVBMS) reports it has opened the low voltage (LV) battery internal protection transistor (MOSFET) after detecting a charge overcurrent condition.

Potential Impact
The LV battery may be damaged and may be unable to support vehicle electrical systems.

Set condition
The LVBMS detects a charge overcurrent condition affecting the LV battery.

Clear condition
The LVBMS reports the charge overcurrent condition is resolved and internal protection transistor (MOSFET) has been requested closed again.

Browse Tesla Model S alerts