DTC P062F-44: Hybrid/EV Powertrain Control Module EEPROM Data Memory Failure [10/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus RX 350h, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC OUTPUT (HEALTH CHECK)
Pre-procedure1
- None.
Procedure1
- Check for DTCs.
Result
Result Proceed to P062F-44 is output from the hybrid control system. A P062F-44 is output from any system other than the hybrid control system. B Post-procedure1
- Turn the ignition switch off.
Result:
A
REPLACE HYBRID VEHICLE CONTROL ECU ASSEMBLY. Refer to REMOVAL [10/2022 - ]
Result:
B
GO TO PERFORM DIAGNOSIS FOR RESPECTIVE SYSTEM
- None.