AutoCodes – Honda – B1006 Honda

B1006 Honda Code - MICU Lost Communication With Door Multiplex Control Unit

Quick Answer

The Multiplex Control Unit Module (MICU) 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 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
B1006 Honda indicates MICU 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
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 12,276
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 11, 2021
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Code B1006 Honda Description

The Multiplex Control Unit Module (MICU) monitors the Door Multiplex Control Unit. The MICU sets the OBDII code when the Door Multiplex Control Unit is not to factory specifications.
OBDII Code B1006 Honda - MICU Lost Communication With Door Multiplex Control Unit - AutoCodes.com
B1006 Honda Code - MICU Lost Communication With Door Multiplex Control Unit

What are the Possible Causes of the DTC B1006 Honda?

  • Faulty Door Multiplex Control Unit
  • Door Multiplex Control Unit harness is open or shorted
  • Door Multiplex Control Unit circuit poor electrical connection
  • Faulty Multiplex Control Unit Module (MICU)

How to Fix the DTC B1006 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 B1006 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 B1006 Honda code?

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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 B1006 Honda Code

What are common symptoms of OBDII code B1006 Honda?

- Common symptoms include power door locks not functioning properly, interior lights not working, and issues with the keyless entry system.

What are possible causes of OBDII code B1006 Honda?

- Possible causes include a faulty Door Multiplex Control Unit (DMCU), a malfunctioning Multiplex Integrated Control Unit (MICU), wiring issues, or a communication error between the two modules.

How can I diagnose OBDII code B1006 Honda?

- Diagnosis typically involves using a scan tool to retrieve the specific trouble code, checking the wiring and connections between the MICU and DMCU, and performing tests to determine the root cause of the communication error.

What are some repair tips for fixing OBDII code B1006 Honda?

- Repair tips may include checking and repairing any damaged wiring, ensuring proper connections between the MICU and DMCU, and replacing the faulty control unit if necessary.

Can I drive my Honda with OBDII code B1006?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to prevent further electrical system problems.

How do I reset OBDII code B1006 Honda?

- Once the underlying issue has been diagnosed and repaired, the code can be reset using a scan tool capable of clearing diagnostic trouble codes.

Is OBDII code B1006 Honda a serious problem?

- While it may not directly affect the drivability of the vehicle, unresolved communication issues between control units can lead to further electrical system problems if left unaddressed.

Do I need special tools to fix OBDII code B1006 Honda?

- Specialized tools such as a scan tool for code retrieval and diagnostic purposes may be necessary to properly diagnose and repair this issue.

Can a DIY enthusiast fix OBDII code B1006 Honda?

- Depending on their level of experience and access to tools, a DIY enthusiast may be able to diagnose and repair this code, but professional assistance is recommended for complex electrical issues.

How much does it cost to fix OBDII code B1006 Honda?

- The cost of fixing this code can vary depending on the underlying cause, parts needed for replacement, and labor rates. It is advisable to obtain quotes from automotive professionals for an accurate estimate.

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