B1058 Acura 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 Acura 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.
Code B1058 Acura Description
What are the Possible Causes of the DTC B1058 Acura?
- 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 Acura?
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 Acura 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 B1058 Acura Code
1. What are the common symptoms of OBDII code B1058 in an Acura vehicle?
- Common symptoms include power door locks malfunctioning, interior lights not working properly, and issues with the door control modules.
2. What can cause the OBDII code B1058 in an Acura vehicle?
- The code is typically triggered when there is a communication breakdown between the relay control module and the door multiplex control unit, which can be caused by wiring issues, a faulty control unit, or a damaged relay module.
3. How can I diagnose the OBDII code B1058 in my Acura?
- Diagnosing the issue usually involves inspecting the wiring connections between the relay control module and the door multiplex control unit, checking for any visible damage, and using a diagnostic scanner to read the specific error codes.
4. Is it safe to continue driving with the OBDII code B1058 present in my Acura?
- While the vehicle may still be operable with this code, it is recommended to address the issue promptly to prevent further electrical problems and potential safety hazards.
5. Can I repair the OBDII code B1058 in my Acura myself?
- If you have experience with automotive electrical systems and access to the necessary tools, you may be able to repair the issue yourself by identifying and resolving the communication problem between the relay control module and the door multiplex control unit.
6. What are some repair tips for fixing the OBDII code B1058 in an Acura?
- Repair tips include checking and repairing any damaged wiring, ensuring proper connections between components, and potentially replacing the relay control module or the door multiplex control unit if they are found to be faulty.
7. Does the OBDII code B1058 affect the overall performance of my Acura?
- While the code itself may not directly impact performance, it can lead to operational issues with various electrical components controlled by the relay and multiplex units.
8. How much does it typically cost to repair the OBDII code B1058 in an Acura at a professional service center?
- Repair costs can vary depending on the specific cause of the issue, but you can expect to pay for diagnostic fees, parts replacement, and labor, with the total cost potentially ranging from a few hundred to over a thousand dollars.
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