Alert Details

VCFRONT_a224_revBatChrgPmpFault

Description

The front vehicle controller (VCFRONT) has detected a condition affecting the reverse battery charge pump.

Condition

VCFRONT detects a high drop in voltage across protection field effect transistors (FETs) is high or the charge pump voltage is low.

Clear Condition

VCFRONT no longer detects a condition affecting the reverse battery charge pump (high drop in voltage across FETs or low charge pump voltage).

Potential Impact

The DCDC converter may not enable, resulting in no power conversion system (PCS) support for the low voltage (LV) battery and electrical system.

Customer Facing Message 1

Not Available

Customer Facing Message 2

Not Available

Audiences

service-fix

Models

Cybertruck;Model 3 2017-2023;Model 3 2024+;Model S 2021+;Model X 2021+;Model Y;Model Y 2025+