AutoCodes – Chevrolet – B151A 2015 Chevrolet Silverado

B151A 2015 Chevrolet Silverado Code - Low Battery Capacity Detected

Quick Answer

The Body Control Module (BCM) monitors the battery voltage level during an engine crank event to detect a low battery voltage condition. Common causes include Low Vehicle Battery, Charging System, Faulty Body Control Module (BCM). Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: B151A 2015 Chevrolet Silverado indicates Low Battery Capacity Detected.
Common causes: Common causes include Low Vehicle Battery, Charging System, Faulty Body Control Module (BCM).
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 213

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 21, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B151A 2015 Chevrolet Silverado Description

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.

OBDII Code B151A 2015 Chevrolet Silverado - Low Battery Capacity Detected - AutoCodes.com — B151A 2015 Chevrolet Silverado Code - Low Battery Capacity Detected

What does this mean?

What are the Possible Causes of the DTC B151A 2015 Chevrolet Silverado?

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

How to Fix the DTC B151A 2015 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B151A 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B151A 2015 Chevrolet Silverado code?

Need more information on how to fix the B151A 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B151A 2015 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B151A 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B151A in a 2015 Chevrolet Silverado?

- Common symptoms include issues with starting the vehicle, dimming lights, and intermittent electrical problems.

2. What causes the OBDII code B151A "Low Battery Capacity Detected" in a 2015 Chevrolet Silverado?

- The code is triggered when the vehicle's onboard diagnostic system detects that the battery capacity is below the specified threshold, indicating a potential battery or charging system issue.

3. How can I diagnose the OBDII code B151A in my 2015 Chevrolet Silverado?

- It is recommended to perform a thorough inspection of the battery, alternator, and charging system to identify any faults or irregularities that may be causing the low battery capacity detection.

4. Can a weak battery cause the OBDII code B151A in a 2015 Chevrolet Silverado?

- Yes, a weak or failing battery can trigger the code as it may not hold a sufficient charge to meet the vehicle's electrical demands.

5. What are some repair tips for addressing the OBDII code B151A in a 2015 Chevrolet Silverado?

- Repair tips may include replacing the battery if it is old or faulty, checking and repairing any issues with the alternator or charging system, and ensuring all electrical connections are secure and corrosion-free.

6. Is it safe to continue driving my 2015 Chevrolet Silverado with the OBDII code B151A present?

- It is not recommended to drive the vehicle with the code active, as it indicates a potential issue with the battery or charging system that could lead to unexpected breakdowns or electrical failures.

7. How much does it typically cost to repair the OBDII code B151A in a 2015 Chevrolet Silverado?

- The repair costs can vary depending on the underlying cause of the code, but it may involve expenses for a new battery, alternator repairs, or professional diagnostic services.

8. Can resetting the OBDII code B151A in a 2015 Chevrolet Silverado fix the issue temporarily?

- While resetting the code may temporarily clear the warning light, it will not address the underlying problem causing the low battery capacity detection.

9. Will the OBDII code B151A cause my 2015 Chevrolet Silverado to fail an emissions test?

- The code itself may not directly cause a failed emissions test, but it indicates a potential issue with the vehicle's emissions control system that should be addressed to ensure proper functionality.

10. Are there any preventive measures I can take to avoid triggering the OBDII code B151A in my 2015 Chevrolet Silverado?

- Regularly maintaining and inspecting the battery, charging system, and electrical components can help prevent issues that may lead to the code being triggered.