DTC P1BF8-62: Hybrid/EV Battery Charger Coupler Temperature Sensor "A"/"B" Signal Compare Failure [12/2023 - ]: Description
WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate | DTC Output from | Priority | Note |
|---|---|---|---|---|---|---|---|---|
| P1BF8-62 | Hybrid/EV Battery Charger Coupler Temperature Sensor "A"/"B" Signal Compare Failure | A sufficient amount of time after charging is complete, the difference between the 2 inlet AC charging temperature sensors (thermistor value) is more than a certain amount. (2 trip detection logic) |
|
Comes on | Master Warning: Comes on |
Plug-in Control | B | SAE Code: P1BF8 |
HINT:
- After checking for the above DTCs, check the plug-in charge control system Data List item "AC Charging Positive Inlet Temperature" and "AC Charging Negative Inlet Temperature" using the GTS.
Displayed Temperature Malfunction -40°C (-40°F) Open circuit or short to +B 150°C (302°F) Short to ground - After leaving the vehicle for 1 hour after plug-in charging has completed, the values of "AC Charging Positive Inlet Temperature" and "AC Charging Negative Inlet Temperature" will be almost the same as the ambient temperature.