Alert Details

VCFRONT_a220_reverseBatteryFault

Description

The reverse battery protection transistor is not in its nominal state / functioning as expected. This occurs when an abnormally high amount of current is detected flowing from the low voltage (LV) battery vehicle controller to the LV battery.

Condition

The low voltage (LV) battery vehicle controller has detected an issue with the reverse battery protection transistor.

Clear Condition

The low voltage (LV) battery vehicle controller no longer detects an issue with the reverse battery protection transistor.

Potential Impact

The low voltage (LV) electrical system for the vehicle could become unsupported and shut down if power conversion system (PCS) support is also lost

Customer Facing Message 1

Electrical system is unable to support all features

Customer Facing Message 2

Schedule service

Audiences

customer;service-fix

Models

Model 3 2017-2023;Model 3 2024+;Model Y;Model Y 2025+