Engine-Codes - Generic - B15EC

B15EC Code - Backup Battery Degradation

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

|B15EC code 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 is the B15EC code repair?

Start by checking 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.

|What is the cost to diagnose the B15EC code

Labor: 1.0

The cost to diagnose the B15EC code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are B15EC code possible symptoms?

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

|What is B15EC code 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.

|Need more information with the B15EC code?

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

|B15EC code information for specific makes

|Need help with a B15EC code?

Get the B15ec code diagnosed by a professional: Find a repair shop in your area