DTC B15CC: Backup Battery Failure [08/2013 - ]: Description
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is set when the DCM (Telematics Transceiver) detects one of the following:
- Open or short in the BUB (Back-Up Battery) circuit.
- The BUB (Back-Up Battery) voltage drops or the BUB (Back-Up Battery) malfunctions.
- The BUB (Back-Up Battery) temperature is (temporarily) high.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B15CC | BUB (Back-Up Battery) malfunction |
|