Caution / Notice / Hint

WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Refer to the precautions before inspecting high voltage circuit.

Refer to PRECAUTION [08/2023 - ]

NOTE:

To prevent the key from being locked in the vehicle, make sure to enter e-latch inspection mode and enable the manual release handle before disconnecting the cable from the negative (-) auxiliary battery terminal.
Refer to INSPECTION MODE PROCEDURE [10/2022 - ]
After the ignition switch is turned off, there may be a waiting time before disconnecting the auxiliary negative (-) battery terminal.
Refer to BEFORE DISCONNECTING BATTERY [10/2022 - ]
When disconnecting and reconnecting the auxiliary battery.
Refer to WORK PROCEDURE [10/2022 - ]

HINT:

When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

Refer to AUTOMATIC LEARNING CHART [08/2023 - ]

HINT:

P0E2D-00 may be output as a result of the malfunction indicated by the DTCs in table below.

The chart above is listed in inspection order of priority.
Check DTCs that are output at the same time by following the listed order. (The main cause of the malfunction can be determined without performing unnecessary inspections.)

Malfunction Content	Relevant DTC
Microcomputer malfunction	P0A1F-94	Hybrid/EV Battery Energy Control Module Unexpected Operation
	P062F-46	Hybrid/EV Battery Energy Control Module EEPROM Calibration / Parameter Memory Failure
	P0A1D-94	Hybrid/EV Powertrain Control Module Unexpected Operation
	P060A-47	Hybrid/EV Battery Energy Control Module Monitoring Processor Watchdog / Safety MCU Failure
	P060B-49	Hybrid/EV Battery Energy Control Module A/D Processing Internal Electronic Failure
	P0606-87	Hybrid/EV Battery Energy Control Module Processor to Monitoring Processor Missing Message
	P060A-87	Hybrid/EV Battery Energy Control Module Processor from Monitoring Processor Missing Message
	P0606-29	Hybrid/EV Battery Energy Control Module Processor to Monitoring Processor Signal Invalid
	U0293-87	Lost Communication with Hybrid/EV Powertrain Control Module Missing Message
	U0100-87	Lost Communication with ECM/PCM "A" Missing Message
	U1150-87	Lost Communication with Hybrid Powertrain Control Module (Hybrid/EV Battery Local Bus) Missing Message
	P0560-14	System Voltage (BATT) Circuit Short to Ground or Open
	P0ABF-00	Hybrid/EV Battery Current Sensor "A" Circuit Range/Performance