DTC Summary
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.
- MALFUNCTION DESCRIPTION
This DTC indicates that a large current flowed in the boost converter. The cause of this malfunction may be one of the following:
Area Main Malfunction Description Hybrid vehicle transaxle assembly - Open or short circuit in the motor or generator coils
- Motor (MG2) or generator (MG1) internal malfunction (iron particles or damage from foreign objects)
Resolver Open or short circuit in the motor resolver or generator resolver Inverter - Inverter internal circuit malfunction
- Malfunction in ECU that controls the inverter
- Malfunction in sensor for inverter control (current sensor, VH sensor, VL sensor)
Inverter cooling system - Inverter water pump assembly malfunction
- Coolant leak
- Frozen
- Blockage