Engine-Codes - Generic - B151A

B151A Code - Low Battery Capacity Detected

- Code Popularity: 4,190 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code B151A?

  • Low Vehicle Battery
  • Charging System
  • Faulty Body Control Module (BCM)

|How to Fix the B151A Code?

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 Code B151A?

Labor: 1.0

The cost to diagnose the B151A 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.

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|What are Code B151A Possible Symptoms?

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

|What Does the B151A Code Mean?

The Body Control Module (BCM) monitors the battery voltage level during an engine crank event to detect a low battery voltage condition. The Diagnostic Trouble Code (DTC) sets when a minimum crank battery voltage is less than the minimum crank battery voltage threshold for 16 consecutive crank events.

Low Battery Capacity Detected

|Need more Information on the B151A Code?

Need more information on how to fix the B151A code? Get Access to Factory Service Manuals

|Code B151A Information for Specific Makes

|Need Help with the B151A Code?

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