Engine-Codes.com
Engine-Codes – Chevrolet – B310F 2018 Chevrolet Silverado

B310F 2018 Chevrolet Silverado Code - Keyless Entry Transmitter 8 Battery

Quick Answer

The B310F diagnostic trouble code for a 2018 Chevrolet Silverado specifically refers to an issue with the Keyless Entry Transmitter 8 Battery. Common causes include Battery in the Keyless Entry Transmitter 8 reaching the end of its lifespan, Faulty key fob transmitter, Water damage to the key fob. 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
B310F 2018 Chevrolet Silverado indicates Keyless Entry Transmitter 8 Battery.
Common causes
Common causes include Battery in the Keyless Entry Transmitter 8 reaching the end of its lifespan, Faulty key fob transmitter, Water damage to the key fob.
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
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code B310F 2018 Chevrolet Silverado Description

The B310F diagnostic trouble code for a 2018 Chevrolet Silverado specifically refers to an issue with the Keyless Entry Transmitter 8 Battery. In modern vehicles, keyless entry systems utilize key fobs or transmitters that communicate with the vehicle's onboard computer to lock, unlock, and start the vehicle. Each key fob is powered by a small battery, and when the system detects a low battery or a malfunction with the transmitter, it will trigger the B310F code.

OBDII Code B310F 2018 Chevrolet Silverado - Keyless Entry Transmitter 8 Battery
B310F 2018 Chevrolet Silverado Code - Keyless Entry Transmitter 8 Battery

Common Causes of B310F 2018 Chevrolet Silverado

  1. Battery in the Keyless Entry Transmitter 8 reaching the end of its lifespan
  2. Faulty key fob transmitter
  3. Water damage to the key fob
  4. Electrical issues in the keyless entry system
  5. Interference from other electronic devices affecting the key fob signal

Symptoms of B310F 2018 Chevrolet Silverado

  1. Key fob not working consistently or at all
  2. Difficulty unlocking or locking the vehicle using the key fob
  3. Warning message on the vehicle's dashboard indicating a key fob battery issue
  4. Inability to start the vehicle remotely using the key fob

How to Fix B310F 2018 Chevrolet Silverado

  1. Purchase a replacement battery for the Keyless Entry Transmitter 8.
  2. Locate the battery compartment on the key fob and carefully replace the old battery with the new one, ensuring proper alignment.
  3. Test the key fob to ensure it is working correctly.
  4. If the issue persists, consult a professional technician to diagnose any underlying problems with the key fob transmitter or the vehicle's keyless entry system.

Cost to Fix B310F 2018 Chevrolet Silverado

The cost of replacing the battery in the Keyless Entry Transmitter 8 for a 2018 Chevrolet Silverado is relatively low, typically ranging from $5 to $20 for the battery itself. Labor costs for this simple repair should be minimal, with most auto repair shops charging between $50 to $100 for the service. However, rates can vary depending on the location, dealership rates, or independent shop pricing. It's advisable to check with local shops for a more accurate estimate.

Need more information about the B310F 2018 Chevrolet Silverado code?

Need more information on how to fix the B310F 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B310F 2018 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 B310F 2018 Chevrolet Silverado Code

1. What does the OBDII code B310F mean on a 2018 Chevrolet Silverado?

The code B310F indicates an issue with the Keyless Entry Transmitter 8 Battery, suggesting the battery in the key fob may be weak or dead.

2. What are the symptoms of code B310F in a 2018 Chevrolet Silverado?

Common symptoms include difficulty unlocking or locking doors remotely, failure to start the vehicle with the key fob, or a low battery key fob warning message on the dashboard.

3. What causes the B310F code to appear?

The most common cause is a depleted or weak battery in the keyless entry transmitter (key fob). Other potential causes include a damaged key fob or interference with the keyless entry system.

4. How can I fix the B310F code on my 2018 Chevrolet Silverado?

Replace the battery in the key fob with a new one. Ensure you use the correct battery type, usually a CR2032 or similar, as specified in the owner’s manual.

5. How do I know if the key fob battery is the problem?

If the key fob only works intermittently, has reduced range, or fails to function entirely, the battery is likely the issue. Replacing the battery usually resolves the problem.

6. Can the B310F code be caused by something other than the key fob battery?

Yes, in rare cases, the issue may stem from a faulty key fob, a problem with the vehicle’s keyless entry receiver, or interference from other electronic devices.

7. How do I clear the B310F code after replacing the key fob battery?

After replacing the battery, the code should clear automatically if the issue is resolved. If it doesn’t, you can clear it using an OBDII scanner.

8. What type of battery does the 2018 Chevrolet Silverado key fob use?

Most key fobs for the 2018 Silverado use a CR2032 lithium coin battery. Check your owner’s manual to confirm the specific type.

9. Can I still start my 2018 Silverado if the key fob battery is dead?

Yes, you can start the vehicle by placing the key fob in the designated slot or pressing the fob against the start button, as described in the owner’s manual.

10. How often should I replace the key fob battery on a 2018 Chevrolet Silverado?

It’s recommended to replace the key fob battery every 1-2 years, or as soon as you notice reduced functionality.

Discuss the causes and fixes for B310F 2018 Chevrolet Silverado OBDII Code

Submit a New Comment

Code B310F 2018 Chevrolet Silverado comments

No comments found for this page.