DTC P0AA3-73: Hybrid/EV Battery Negative Contactor Actuator Stuck Closed [11/2023 - ]: Description
WARNING: This page is about a different car, the 2025 Toyota Highlander and 2024 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
Refer to the description for DTC P0AE4-11.
Refer to DESCRIPTION
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
|---|---|---|---|---|---|
| P0AA3-73 | Hybrid/EV Battery Negative Contactor Actuator Stuck Closed | Even the system main relay of HV battery negative (-) terminal side is turned off, the inverter voltage (VH) does not drop. (1 trip detection logic) |
|
Does not come on | Master Warning: Comes on |
RELATED DATA LIST
| DTC No. | Data List |
|---|---|
| P0AA3-73 |
|