P2058 Mercedes-Benz Code - Reductant Injection Valve Circuit High Bank 2 Unit 2
Quick Answer
Diesel exhaust fluid (DEF) system is commonly called a Selective Catalytic Reduction (SCR) system to reduce harmful Oxides of Nitrogen (NOx). Common causes include Faulty Fuel Injector, Fuel Injector harness is open or shorted, Fuel Injector 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
- P2058 Mercedes-Benz indicates Reductant Injection Valve Circuit High Bank 2 Unit 2.
- Common causes
- Common causes include Faulty Fuel Injector, Fuel Injector harness is open or shorted, Fuel Injector 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 P2058 Mercedes-Benz Description
The system requires a storage tank for the diesel exhaust fluid, a pump with an integrated level sensor, pressure sensor, and fluid quality sensor, an injector fitted to the exhaust system, a fluid heater, and the catalyst.
The system is closely monitored for correct operation as a failure of the system will have a large impact on vehicle exhaust gas emissions of oxides of Nitrogen.
What are the Possible Causes of the DTC P2058 Mercedes-Benz?
- Faulty Fuel Injector
- Fuel Injector harness is open or shorted
- Fuel Injector circuit poor electrical connection
How to Fix the DTC P2058 Mercedes-Benz?
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 P2058 Mercedes-Benz 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 P2058 Mercedes-Benz code?
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Frequently Asked Questions about P2058 Mercedes-Benz Code
1. What are common symptoms of OBDII code P2058 in a Mercedes-Benz related to the Reductant Injection Valve Circuit High Bank 2 Unit 2?
- Common symptoms include the Check Engine Light illuminating, reduced engine performance, and potential exhaust emissions issues.
2. What are the possible causes of OBDII code P2058 in a Mercedes-Benz?
- Possible causes include a faulty reductant injection valve, wiring issues, a defective powertrain control module (PCM), or corrosion in the electrical connections.
3. How can I diagnose OBDII code P2058 in my Mercedes-Benz?
- Diagnosis typically involves using an OBDII scanner to read the code, inspecting the reductant injection valve and its wiring for damage, and testing the electrical connections for proper voltage and continuity.
4. Is it safe to continue driving my Mercedes-Benz with OBDII code P2058 present?
- It is not recommended to drive your vehicle with this code present, as it can lead to reduced engine performance and potential emissions issues. It is best to address the problem promptly.
5. How can I repair OBDII code P2058 in my Mercedes-Benz?
- Repairing this code involves replacing the faulty reductant injection valve, repairing any damaged wiring or connectors, and clearing the code with an OBDII scanner.
6. Can a DIY enthusiast fix OBDII code P2058 in a Mercedes-Benz?
- Depending on your experience and tools available, a DIY enthusiast may be able to address this code by following repair guides and being cautious with electrical components.
7. What are some tips to prevent OBDII code P2058 from occurring in my Mercedes-Benz?
- Regularly inspecting the reductant injection system, ensuring proper maintenance of the vehicle's electrical components, and using high-quality diesel exhaust fluid can help prevent this issue.
8. How long does it typically take to repair OBDII code P2058 in a Mercedes-Benz?
- The repair time can vary depending on the extent of the issue and your experience level. It can range from a couple of hours to a full day for more complex cases.
9. Will resetting the Check Engine Light make OBDII code P2058 go away in a Mercedes-Benz?
- Simply resetting the Check Engine Light will not fix the underlying issue causing the code. It is essential to diagnose and address the root cause to prevent the code from reoccurring.
10. Can OBDII code P2058 in a Mercedes-Benz cause damage to other engine components if left untreated?
- If left untreated, this code can potentially lead to increased emissions, reduced engine performance, and damage to the catalytic converter or other emission control components over time.
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