Engine-CodesChevrolet – B3112 Chevrolet

B3112 Chevrolet Code - Keyless Entry Transmitter 4 Battery

Quick Answer

The B3112 Chevrolet code indicates a problem with the battery of the keyless entry transmitter 4 in the vehicle. Common causes include Low battery voltage in the keyless entry transmitter, Faulty keyless entry transmitter, Electrical issues in the keyless entry system. 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
B3112 Chevrolet indicates Keyless Entry Transmitter 4 Battery.
Common causes
Common causes include Low battery voltage in the keyless entry transmitter, Faulty keyless entry transmitter, Electrical issues in the keyless entry system.
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.
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code B3112 Chevrolet Description

The B3112 Chevrolet code indicates a problem with the battery of the keyless entry transmitter 4 in the vehicle. The keyless entry transmitter is a device that allows the driver to remotely lock and unlock the car doors, as well as perform other functions like opening the trunk or activating the panic alarm. The transmitter uses a battery to power its functions, and when the battery is low or failing, it can lead to issues with the transmitter's performance.

OBDII Code B3112 Chevrolet - Keyless Entry Transmitter 4 Battery
B3112 Chevrolet Code - Keyless Entry Transmitter 4 Battery

Common Causes of B3112 Chevrolet

  1. Low battery voltage in the keyless entry transmitter.
  2. Faulty keyless entry transmitter.
  3. Electrical issues in the keyless entry system.
  4. Corrosion on the battery terminals of the keyless entry transmitter.
  5. Environmental factors affecting the battery life of the transmitter.

Symptoms of B3112 Chevrolet

  1. Keyless entry transmitter not working or responding to commands.
  2. Reduced range of the keyless entry transmitter.
  3. Intermittent functionality of the keyless entry transmitter.
  4. Inability to lock or unlock the doors remotely.
  5. Warning light on the dashboard related to the keyless entry system.

How to Fix B3112 Chevrolet

  1. Replace the battery in the keyless entry transmitter with a new one.
  2. Test the keyless entry transmitter to ensure proper functionality.
  3. Clean the battery terminals of the keyless entry transmitter to remove any corrosion.
  4. Check for any electrical issues in the keyless entry system and repair as necessary.
  5. Reset the keyless entry system to re-sync the transmitter with the vehicle.

Cost to Fix B3112 Chevrolet

The cost of replacing the battery in a keyless entry transmitter can vary depending on the type of battery required and whether the replacement is done at a dealership or an independent auto repair shop. On average, the cost of a new battery for a keyless entry transmitter can range from $5 to $20. Labor costs for replacing the battery may add an additional $50 to $100, depending on the shop's hourly rates.

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Information for Specific Chevrolet Models

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 B3112 Chevrolet Code

1. What are common symptoms of OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

The common symptoms include issues with the keyless entry system, such as the remote not working or intermittent functionality.

2. What could cause OBDII code B3112 related to the Keyless Entry Transmitter 4 Battery in a Chevrolet?

The most common cause is a weak or dead battery in the key fob or transmitter.

3. How can I diagnose the OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

You can start by replacing the battery in the key fob or transmitter and see if that resolves the issue. If not, further diagnosis may be needed.

4. Are there any repair tips for fixing OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

Ensure that the new battery is installed correctly in the key fob or transmitter, and make sure there are no issues with the keyless entry system's programming.

5. Can OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery be cleared without fixing the issue?

Yes, the code can be cleared, but if the underlying problem with the keyless entry system is not addressed, the code is likely to reappear.

6. Is it possible to reset the keyless entry system in a Chevrolet to resolve OBDII code B3112 related to the Keyless Entry Transmitter 4 Battery?

Yes, you can try resetting the keyless entry system by following the manufacturer's instructions in the owner's manual.

7. Can a malfunctioning door lock actuator cause OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

While it's less common, a malfunctioning door lock actuator could potentially cause issues with the keyless entry system, leading to this OBDII code.

8. How important is it to address OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

While the code itself may not affect the vehicle's drivability, resolving the underlying issue is important for the proper functioning of the keyless entry system.

9. Are there any recalls or technical service bulletins related to OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

It's recommended to check with a Chevrolet dealership or online resources for any relevant recalls or technical service bulletins related to this OBDII code.

10. Can a DIY enthusiast fix OBDII code B3112 in a Chevrolet related to the Keyless Entry Transmitter 4 Battery?

Yes, if the issue is simply a dead battery in the key fob or transmitter, it can typically be replaced by a DIY enthusiast. However, more complex issues may require professional diagnosis and repair.

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