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U0112 Chevrolet Code - Lost Communication With Battery Energy Control Module

Quick Answer

The U0112 code for Chevrolet vehicles indicates that there is a communication problem with the Battery Energy Control Module (BECM). Common causes include Loose or corroded wiring connections, Faulty Battery Energy Control Module, Water damage to the BECM. 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
U0112 Chevrolet indicates Lost Communication With Battery Energy Control Module.
Common causes
Common causes include Loose or corroded wiring connections, Faulty Battery Energy Control Module, Water damage to the BECM.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code U0112 Chevrolet Description

The U0112 code for Chevrolet vehicles indicates that there is a communication problem with the Battery Energy Control Module (BECM). The BECM is responsible for managing the energy flow in the vehicle's battery system, including monitoring the charging and discharging processes. When communication is lost with this module, it can lead to a variety of issues with the vehicle's electrical system and overall performance.

OBDII Code U0112 Chevrolet - Lost Communication With Battery Energy Control Module
U0112 Chevrolet Code - Lost Communication With Battery Energy Control Module

Common Causes of U0112 Chevrolet

  1. Loose or corroded wiring connections
  2. Faulty Battery Energy Control Module
  3. Water damage to the BECM
  4. Software or programming issues
  5. Electrical system malfunctions

Symptoms of U0112 Chevrolet

  1. Check engine light illuminated on the dashboard
  2. Vehicle may not start or experience difficulty starting
  3. Erratic or fluctuating battery charging levels
  4. Loss of power steering assistance
  5. Inability to engage hybrid mode in hybrid vehicles

How to Fix U0112 Chevrolet

  1. Diagnose the U0112 code using a diagnostic scanner to confirm the communication loss with the BECM.
  2. Inspect the wiring connections and harness for any signs of damage, corrosion, or loose connections. Repair or replace as needed.
  3. Check the BECM for any physical damage or water intrusion. Replace the module if necessary.
  4. Update the software and reprogram the BECM to ensure proper communication with the vehicle's systems.
  5. Clear the code from the vehicle's memory and test the vehicle to verify that the issue has been resolved.

Cost to Fix U0112 Chevrolet

The typical repair costs for addressing the U0112 code can vary depending on the specific cause of the issue. In general, the cost of parts such as a new BECM can range from $200 to $500, while labor costs can range from $100 to $300. The total repair cost could range from $300 to $800 or more, depending on the extent of the repairs needed.

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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 U0112 Chevrolet Code

1. What does the OBDII code U0112 for Chevrolet mean?

The code U0112 indicates a communication problem between the vehicle's onboard computer system and the Battery Energy Control Module (BECM).

2. What are the common symptoms of U0112 in a Chevrolet?

Common symptoms of the U0112 code may include issues with the hybrid propulsion system, reduced fuel efficiency, warning lights on the dashboard, and potentially a no-start condition.

3. What are the possible causes of U0112 in a Chevrolet?

Potential causes of the U0112 code include a faulty Battery Energy Control Module, damaged wiring or connectors in the communication circuit, low battery voltage, or a software glitch in the vehicle's computer system.

4. How can I diagnose the U0112 code in my Chevrolet?

Diagnosing the U0112 code typically involves using a professional OBDII scanner to retrieve the code and then inspecting the BECM, wiring, and connectors for any visible damage or issues. It may also require checking the battery voltage and performing communication tests.

5. How can I repair the U0112 code in a Chevrolet?

Repairing the U0112 code may involve replacing the Battery Energy Control Module if it is found to be faulty. It is also essential to repair any damaged wiring or connectors, clear the code, and retest the system to ensure the issue is resolved.

6. Can I drive my Chevrolet with the U0112 code present?

It is not recommended to drive your Chevrolet with the U0112 code present, as it can affect the performance and safety of the vehicle. It is best to address the issue promptly to prevent further damage.

7. How much does it cost to fix the U0112 code in a Chevrolet?

The cost of fixing the U0112 code in a Chevrolet can vary depending on the underlying cause of the issue, the required repairs, and labor costs. It is advisable to consult a professional mechanic for an accurate estimate.

8. Will disconnecting the battery reset the U0112 code in my Chevrolet?

Disconnecting the battery may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear once the vehicle is driven and the system detects the communication problem again.

9. Is the U0112 code specific to Chevrolet vehicles only?

While the U0112 code is commonly associated with Chevrolet vehicles, it may also appear in other makes and models that use a Battery Energy Control Module in their hybrid or electric propulsion systems.

10. Can a DIY enthusiast fix the U0112 code in a Chevrolet?

While some DIY enthusiasts with experience in automotive repair may be able to diagnose and repair the U0112 code, it is recommended to consult a professional mechanic or dealership for accurate diagnosis and proper repair to ensure the issue is resolved correctly.

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