B15EC - Backup Battery Degradation

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B15EC Possible Causes

  • Faulty Back-Up Battery (BUB)
  • Back-Up Battery (BUB) harness is open or shorted
  • Back-Up Battery (BUB) circuit poor electrical connection

How do I fix code B15EC

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the B15EC code

    Labor: 1.0

    The cost of diagnosing the B15EC code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B15EC Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B15EC Meaning

This Diagnostic Trouble Code (DTC) is set when the Data Communication Module (DCM) (Telematics Transceiver) detects either of the following conditions: The Back-Up Battery (BUB) charge level becomes less than the criteria, Automatic Collision Notification (ACN) occurred. When this DTC is set, the BUB must be replaced.
OBDII Code B15EC - Backup Battery Degradation - Engine-Codes.com

B15EC More Information

Need more information on how to fix the B15EC code?
Get Access to Factory Service Manuals

B15EC Information for specific makes

Related Information