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B1350 Honda Code - Communication Bus Line Error

Quick Answer

The B1350 Honda code indicates a Communication Bus Line Error, which means that there is a problem with the communication network within the vehicle. Common causes include Damaged wiring or connectors in the CAN bus network, Faulty electronic control units (ECUs), Software glitches in the vehicle's systems. 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
B1350 Honda indicates Communication Bus Line Error.
Common causes
Common causes include Damaged wiring or connectors in the CAN bus network, Faulty electronic control units (ECUs), Software glitches in the vehicle's systems.
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 17, 2024
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Code B1350 Honda Description

The B1350 Honda code indicates a Communication Bus Line Error, which means that there is a problem with the communication network within the vehicle. Modern vehicles have multiple electronic control units (ECUs) that communicate with each other over a network known as the Controller Area Network (CAN). This network allows different systems in the vehicle to share information and work together seamlessly. When there is a Communication Bus Line Error, it means that there is a disruption in this communication, which can lead to various issues with the vehicle's performance.

OBDII Code B1350 Honda - Communication Bus Line Error
B1350 Honda Code - Communication Bus Line Error

Common Causes of B1350 Honda

  1. Damaged wiring or connectors in the CAN bus network
  2. Faulty electronic control units (ECUs)
  3. Software glitches in the vehicle's systems
  4. Issues with the CAN bus itself
  5. Water damage or corrosion in the communication network components

Symptoms of B1350 Honda

  1. Check Engine Light illuminated on the dashboard
  2. Loss of communication with various systems (e.g., ABS, airbags)
  3. Erratic behavior of electronic components (e.g., power windows, door locks)
  4. Vehicle stalling or hesitation during acceleration
  5. Inability to access diagnostic trouble codes from certain modules

How to Fix B1350 Honda

  1. Perform a thorough inspection of the wiring and connectors in the CAN bus network.
  2. Test the electronic control units (ECUs) for proper functionality and communication.
  3. Check for software updates or reprogramming that may address the communication error.
  4. Repair or replace any damaged wiring or connectors in the communication network.
  5. Clear the diagnostic trouble codes and perform a test drive to ensure the issue has been resolved.

Cost to Fix B1350 Honda

The typical repair costs for a Communication Bus Line Error can range from $200 to $500, depending on the extent of the issue and the specific repairs needed. This estimate includes parts and labor. However, it's important to note that the actual cost can vary based on factors such as the location of the repair shop, the make and model of the vehicle, and the type of engine. Diagnostic time and labor rates at auto repair shops typically range from $80 to $150 per hour. It's recommended to contact local repair shops for a more accurate estimate based on your specific circumstances.

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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 B1350 Honda Code

1. What are the common symptoms of OBDII code B1350 (Communication Bus Line Error) in a Honda vehicle?

- Common symptoms include issues with the instrument cluster, trouble connecting to the vehicle's onboard diagnostic system, and malfunctioning communication between various control modules.

2. What are some possible causes of OBDII code B1350 in a Honda?

- Possible causes include faulty wiring or connectors in the communication bus system, a malfunctioning control module, or a disrupted communication network within the vehicle.

3. How can I diagnose a Communication Bus Line Error (B1350) in my Honda?

- Diagnosis typically involves using a diagnostic scan tool to communicate with the vehicle's control modules, checking for any stored trouble codes, and performing a thorough inspection of the communication bus wiring and connectors.

4. Are there any specific repair tips for addressing OBDII code B1350 in a Honda?

- Repair tips may include checking and repairing any damaged wiring or connectors in the communication bus system, resetting the control modules, and ensuring proper communication network functionality.

5. Can OBDII code B1350 in a Honda be fixed without professional help?

- Depending on the underlying cause, some simple repairs like checking and securing loose connections may be possible without professional help. However, more complex issues may require the expertise of a trained technician.

6. Is it safe to continue driving my Honda with OBDII code B1350 (Communication Bus Line Error) present?

- It is generally not recommended to continue driving with this code present, as it may lead to further communication issues between control modules, potentially affecting the vehicle's performance and safety.

7. How much does it typically cost to repair OBDII code B1350 in a Honda?

- The cost of repair can vary depending on the specific cause of the Communication Bus Line Error. Simple fixes like addressing wiring issues may be relatively inexpensive, while more complex repairs involving control modules could be more costly.

8. Can a DIY enthusiast with basic automotive knowledge fix OBDII code B1350 in a Honda?

- DIY enthusiasts with basic automotive knowledge may be able to address simple causes of the code, such as checking connections and wiring. However, for more complex issues, professional help may be required.

9. Will resetting the OBDII system clear the B1350 code in my Honda?

- Resetting the OBDII system may temporarily clear the code, but it is important to diagnose and address the root cause of the Communication Bus Line Error to prevent it from reoccurring.

10. How long does it typically take to repair OBDII code B1350 in a Honda?

- The repair time can vary depending on the complexity of the issue and the availability of parts. Simple fixes may be completed in a short amount of time, while more involved repairs may take longer to diagnose and address.

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