DTC U117B-87: Lost Communication with Hybrid/EV Battery Energy Control Module "A" (ch2) Missing Message [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.
The hybrid vehicle control ECU assembly transmits and receives signals via CAN communication to and from the battery ECU assembly.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate | DTC Output from | Priority | Note |
|---|---|---|---|---|---|---|---|---|
| U117B-87 | Lost Communication with Hybrid/EV Battery Energy Control Module "A" (ch2) Missing Message | The hybrid vehicle control ECU assembly cannot receive signals from the battery ECU assembly (1 trip detection logic) |
|
Comes on | Master Warning: Comes on |
Hybrid Control | B | SAE Code: U117B |