AutoCodes – Honda – B1058 Honda

B1058 Honda Code - Relay Control Module Lost Communication With Door Multiplex Control Unit

Quick Answer

The Relay Control Module monitors the Door Multiplex Control Unit. Common causes include Faulty Door Multiplex Control Unit, Door Multiplex Control Unit harness is open or shorted, Door Multiplex Control Unit circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: B1058 Honda indicates Relay Control Module Lost Communication With Door Multiplex Control Unit.
Common causes: Common causes include Faulty Door Multiplex Control Unit, Door Multiplex Control Unit harness is open or shorted, Door Multiplex Control Unit circuit poor electrical connection.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 8,917

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 18, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B1058 Honda Description

The Relay Control Module monitors the Door Multiplex Control Unit. The Relay Control Module sets the OBDII code when the Door Multiplex Control Unit is not to factory specifications.

OBDII Code B1058 Honda - Relay Control Module Lost Communication With Door Multiplex Control Unit - AutoCodes.com — B1058 Honda Code - Relay Control Module Lost Communication With Door Multiplex Control Unit

What does this mean?

What are the Possible Causes of the DTC B1058 Honda?

Faulty Door Multiplex Control Unit
Door Multiplex Control Unit harness is open or shorted
Door Multiplex Control Unit circuit poor electrical connection
Faulty Relay Control Module

How to Fix the DTC B1058 Honda?

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 B1058 Honda 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 B1058 Honda code?

Need more information on how to fix the B1058 Honda code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1058 Honda 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 B1058 Honda Code

1. What are the common symptoms of OBDII code B1058 in a Honda?

The common symptoms of code B1058 include issues with power door locks, malfunctioning interior lights, and difficulty controlling windows from the driver's side.

2. What could cause the OBDII code B1058 in a Honda to trigger?

The code B1058 is typically triggered when there is a communication failure between the Relay Control Module and the Door Multiplex Control Unit in the vehicle.

3. How can I diagnose the OBDII code B1058 in my Honda?

Diagnosing code B1058 usually involves checking the wiring connections between the Relay Control Module and Door Multiplex Control Unit, as well as inspecting for any damaged or faulty components.

4. Can a DIY enthusiast repair the OBDII code B1058 in a Honda?

While some basic troubleshooting steps can be performed by DIY enthusiasts, resolving code B1058 often requires specialized diagnostic tools and expertise, so it is recommended to seek professional assistance.

5. Is it safe to continue driving my Honda with the OBDII code B1058 present?

It is generally not recommended to continue driving with code B1058 present, as it can lead to further electrical issues and potentially impact the vehicle's overall functionality.

6. How much does it typically cost to repair the OBDII code B1058 in a Honda?

The cost of repairing code B1058 can vary depending on the extent of the issue and the specific repairs needed. It is advisable to consult with a qualified mechanic for an accurate estimate.

7. Are there any preventive measures to avoid OBDII code B1058 in a Honda?

Regular maintenance checks and keeping an eye on the electrical system of the vehicle can help prevent issues that may trigger code B1058.

8. Can a weak car battery cause the OBDII code B1058 in a Honda?

A weak car battery can potentially contribute to electrical communication issues between modules, which may lead to the triggering of code B1058 in a Honda.

9. How long does it typically take to repair the OBDII code B1058 in a Honda?

The repair time for code B1058 can vary depending on the complexity of the issue and the availability of parts. It is best to consult with a mechanic for a more accurate timeline.

10. Is it possible for the OBDII code B1058 to reappear after being cleared from the system?

If the root cause of code B1058 is not properly addressed during repairs, it is possible for the code to reappear after being cleared from the system.