U0047 Honda Code - Multipurpose Camera Unit Local CAN Malfunction
Quick Answer
The Diagnostic Trouble Code (DTC) sets when a Controller Area Network (CAN) communication malfunction was detected between the Multipurpose Camera Unit Local and the Millimeter Wave Radar. Common causes include Faulty Multipurpose Camera Unit, Multipurpose Camera Unit harness is open or shorted, Multipurpose Camera 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
- U0047 Honda indicates Multipurpose Camera Unit Local CAN Malfunction.
- Common causes
- Common causes include Faulty Multipurpose Camera Unit, Multipurpose Camera Unit harness is open or shorted, Multipurpose Camera 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.
Code U0047 Honda Description
What are the Possible Causes of the DTC U0047 Honda?
- Faulty Multipurpose Camera Unit
- Multipurpose Camera Unit harness is open or shorted
- Multipurpose Camera Unit circuit poor electrical connection
- Faulty Millimeter Wave Radar
How to Fix the DTC U0047 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 U0047 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.
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Frequently Asked Questions about U0047 Honda Code
1. What does the OBDII code U0047 mean on a Honda?
The U0047 code indicates a "Multipurpose Camera Unit Local CAN Malfunction," meaning there's an issue with the communication between the camera unit and the vehicle's CAN (Controller Area Network) system.
2. What are the common symptoms of the U0047 code on a Honda?
Common symptoms include a malfunctioning lane-keeping assist system, adaptive cruise control issues, warning lights on the dashboard, and possible deactivation of driver-assist features.
3. What causes the U0047 code to appear on a Honda?
This code is typically caused by faulty wiring, a damaged multipurpose camera unit, a malfunctioning CAN bus connection, or software/firmware issues in the vehicle's control modules.
4. Can a bad multipurpose camera unit trigger the U0047 code?
Yes, a faulty or malfunctioning multipurpose camera unit can disrupt communication on the CAN bus and cause the U0047 code to appear.
5. How can I diagnose the U0047 code on my Honda?
Diagnosis involves inspecting the wiring and connectors related to the camera unit, checking the CAN bus for continuity, and using a diagnostic scanner to monitor communication signals.
6. Is the U0047 code on a Honda safe to drive with?
While the car may still drive normally, safety features like lane-keeping assist or adaptive cruise control may be compromised, so it's recommended to address the issue promptly.
7. How do I fix the U0047 code on my Honda?
Repairs may include repairing or replacing damaged wiring, reconnecting loose connectors, updating software, or replacing the multipurpose camera unit if necessary.
8. Can a software update fix the U0047 code on a Honda?
In some cases, a software update to the affected control modules may resolve communication issues and clear the U0047 code.
9. What tools are needed to troubleshoot the U0047 code on a Honda?
You’ll need an OBDII diagnostic scanner, a multimeter for testing wiring, and possibly access to Honda’s service manuals or specialized diagnostic tools.
10. Will disconnecting the battery clear the U0047 code on a Honda?
Disconnecting the battery might temporarily clear the code, but if the underlying issue isn’t resolved, the code will likely return.
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