DTC P0A9B-2A: Hybrid/EV Battery Temperature Sensor "A" Signal Stuck In Range; DTC P0AC52A: Hybrid/EV Battery Temperature Sensor "B" Signal Stuck In Range; DTC P0ACA2A: Hybrid/EV Battery Temperature Sensor "C" Signal Stuck In Range; DTC P306562: Hybrid/EV Battery Temperature Sensor "Group 1" Signal Compare Failure [10/2018 - ]: Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus UX 250h, 2023 Lexus UX 250h, 2022 Lexus UX 250h, 2021 Lexus UX 250h, and 2020 Lexus UX 250h. However, it is still accessible from the selected car via links, so may be relevant.
Refer to the description for DTC P0A9B11.
Refer to DESCRIPTION
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
|---|---|---|---|---|---|
| P0A9B2A | Hybrid/EV Battery Temperature Sensor "A" Signal Stuck In Range | The performance of battery temperature sensor 0 is abnormal and its output is stuck. (2 trip detection logic) |
|
Comes on | Master Warning: Comes on |
| P0AC52A | Hybrid/EV Battery Temperature Sensor "B" Signal Stuck In Range | The performance of battery temperature sensor 1 is abnormal and its output is stuck. (2 trip detection logic) |
|
Comes on | Master Warning: Comes on |
| P0ACA2A | Hybrid/EV Battery Temperature Sensor "C" Signal Stuck In Range | The performance of battery temperature sensor 2 is abnormal and its output is stuck. (2 trip detection logic) |
|
Comes on | Master Warning: Comes on |
| P306562 | Hybrid/EV Battery Temperature Sensor "Group 1" Signal Compare Failure | The performance of any battery temperature sensor is abnormal, and the difference in output between it and other battery temperature sensors is excessively large. (1 trip detection logic) |
|
Comes on | Master Warning: Comes on |
RELATED DATA LIST
| DTC No. | Data List |
|---|---|
| P0A9B2A | Hybrid Battery Temperature 1 to 3 |
| P0AC52A | |
| P0ACA2A | |
| P306562 |
HINT:
If the vehicle as is left as is for 24 hours, the value of "Hybrid Battery Temperature" will be almost the same as the ambient temperature.
The following items can be helpful when performing repairs:
Data List
- Vehicle Speed
- Ambient Temperature