DTC Summary
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.
- MALFUNCTION DESCRIPTION
The main CPU and sub CPU of the hybrid vehicle control ECU monitor their internal operation and each other for malfunctions.
The cause of this malfunction may be the following:
Hybrid vehicle control ECU internal malfunction
- Hybrid vehicle control ECU malfunction
Vehicle speed sensor malfunction
- Discrepancy between motor resolver signal and actual vehicle speed