Motor Resolver Circuit [09/2023 - ]: Description
WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
The cause of this malfunction may be the motor resolver.
Check the motor resolver internal resistance and the connection condition from the hybrid motor control inverter assembly to the resolver.
RELATED PARTS CHECK
| Area | Inspection |
|---|---|
| Wire harness and connector between the hybrid motor control inverter assembly and motor resolver | Check for short circuit between wire harness and +B side. |
| Resolver, wire harness, connector | Check the internal resistance of resolver (including wire harness), body ground resistance, and connector connection condition. |
| Resolver | Check for open or short circuit of the resolver |