DTC P3000-00: Hybrid/EV Battery Discharge Control Malfunction [12/2023 - ]: Description

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.

The battery ECU assembly alerts the driver and performs fail-safe control based on malfunction signals. If the SOC drops due to running out of fuel, the vehicle being left with neutral (N) selected for a long time or a hybrid control system malfunction, this DTC will be stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Warning Indicate	DTC Output from	Priority	Note
P3000-00	Hybrid/EV Battery Discharge Control Malfunction	Discharging of the HV battery continues even after discharging is prohibited when the "SOC" has reached the lower limit. (1 trip detection logic)	SFI system Fuel level HV battery state of charge	Does not come on	Master Warning: Does not come on	HV Battery	A	SAE Code: P3000