DTC B15EC: Backup Battery Degradation [04/2018 - 08/2020]: Description
This DTC is set when the DCM (Telematics Transceiver) detects either of the following conditions.
- The BUB (Back-Up Battery) charge level becomes less than the criteria.
- The BUB (Back-up Battery) was used for Automatic Collision Notification (ACN).
When this DTC is set, the BUB (Back-Up Battery) must be replaced.
BUB (Back-Up Battery) degradation DTC B15EC is not reported in deactive mode.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B15EC | Backup Battery Degradation | BUB (Back-Up Battery) is used up. | BUB (Back-Up Battery) |