DTC Summary

WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

MALFUNCTION DESCRIPTION
The hybrid vehicle control ECU assembly detects malfunctions which prevent the inverter with converter assembly emergency shutdown circuit (HSDN) from shutting down the hybrid control system. Detection is performed when the power switch is turned on (IG) and during the shutdown sequence when the power switch is turned off. If the following condition is detected, this DTC will be stored. If the following condition is not detected, DTC P321E-9F will be stored.
- Inverter with converter assembly malfunction