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
When the ignition switch is turned from ON (READY) to off, the hybrid vehicle control ECU detects that the high-voltage capacitor inside the hybrid motor control inverter assembly is not discharged.
The cause of this malfunction may be one of the following:
Inverter voltage sensor (VH) internal circuit malfunction
- Voltage sensor (VH) malfunction
- Motor generator control ECU (MG ECU) malfunction
- Communication (wire harness) malfunction
High voltage system malfunction
- Hybrid motor control inverter assembly malfunction
Shutdown signal circuit malfunction
- Hybrid vehicle control ECU malfunction
- Wire harness malfunction
- Hybrid motor control inverter assembly malfunction