B2058 Code - Right Power Sliding Door Control Unit Lost Communication With MICU
Quick Answer
The Power Sliding Door Control Unit receives inputs from the switches and sensors in the sliding door system and from B-CAN. Common causes include Faulty Right Power Sliding Door Control Unit, Right Power Sliding Door Control Unit harness is open or shorted, Right Power Sliding Door 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
- B2058 indicates Right Power Sliding Door Control Unit Lost Communication With MICU.
- Common causes
- Common causes include Faulty Right Power Sliding Door Control Unit, Right Power Sliding Door Control Unit harness is open or shorted, Right Power Sliding Door 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.
Code B2058 Description
What are the Possible Causes of the DTC B2058?
- Faulty Right Power Sliding Door Control Unit
- Right Power Sliding Door Control Unit harness is open or shorted
- Right Power Sliding Door Control Unit circuit poor electrical connection
- Faulty Multiplex Integrated Control Unit (MICU)
How to Fix the DTC B2058?
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 B2058 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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Information for Specific Makes
- B2058 Acura — Right Power Sliding Door Control Unit Lost Communication With MICU
- B2058 Honda — Right Power Sliding Door Control Unit Lost Communication With MICU
- B2058 Lexus — Steering Angle Sensor
- B2058 Scion — Steering Angle Sensor
- B2058 Toyota — Steering Angle Sensor
Frequently Asked Questions about B2058 Code
1. What does the OBDII code B2058 mean?
B2058 indicates that the right power sliding door control unit has lost communication with the MICU (Multiplex Integrated Control Unit).
2. What are common symptoms of the B2058 code?
Symptoms may include the right power sliding door not responding to commands, intermittent operation, or the door being completely inoperative.
3. What causes the B2058 code to appear?
Common causes include a faulty wiring connection, damaged harness, defective right sliding door control unit, or a malfunctioning MICU.
4. How can I troubleshoot the B2058 code?
Start by checking the wiring and connectors between the MICU and the right sliding door control unit for damage, corrosion, or loose connections.
5. Can a weak battery cause the B2058 code?
Yes, a weak or failing battery can cause communication issues between modules, potentially triggering this code.
6. Is it safe to drive with the B2058 code present?
Yes, it is generally safe to drive, but the sliding door may not operate as intended, which could be inconvenient or pose a safety issue when loading passengers.
7. How do I fix the B2058 code?
Repair steps may include fixing damaged wiring, replacing corroded connectors, resetting the system, or replacing the faulty control unit.
8. What tools are needed to diagnose the B2058 code?
A scan tool with advanced diagnostic capabilities, a multimeter, and wiring diagrams for your vehicle are typically necessary for diagnosing this code.
9. Can the B2058 code clear itself?
In rare cases, the code might clear itself if the communication issue resolves, but most often, repairs and a manual code reset are required.
10. How much does it cost to repair the B2058 code?
Repair costs vary depending on the issue, ranging from $50 for simple wiring repairs to $500 or more if a control unit or MICU needs replacement.
Discuss the causes and fixes for B2058 OBDII Code
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