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P0267 Mercedes-Benz Code - Cylinder 3 Injector 'A' Circuit Low

Quick Answer

The P0267 code for Mercedes-Benz specifically indicates an issue with the Cylinder 3 Injector 'A' Circuit being detected as low. Common causes include Wiring issues such as a short circuit or open circuit, Faulty fuel injector, Fuel injector driver malfunction in the engine control module. 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
P0267 Mercedes-Benz indicates Cylinder 3 Injector 'A' Circuit Low.
Common causes
Common causes include Wiring issues such as a short circuit or open circuit, Faulty fuel injector, Fuel injector driver malfunction in the engine control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P0267 Mercedes-Benz Description

The P0267 code for Mercedes-Benz specifically indicates an issue with the Cylinder 3 Injector 'A' Circuit being detected as low. This means that there is a problem with the electrical circuit that controls the fuel injector for cylinder 3 in the engine. Fuel injectors are responsible for delivering the precise amount of fuel into the combustion chamber for optimal performance. When the circuit is detected as low, it means that there is a problem with the voltage or resistance in the circuit.

OBDII Code P0267 Mercedes-Benz - Cylinder 3 Injector 'A' Circuit Low
P0267 Mercedes-Benz Code - Cylinder 3 Injector 'A' Circuit Low

Common Causes of P0267 Mercedes-Benz

  1. Wiring issues such as a short circuit or open circuit
  2. Faulty fuel injector
  3. Fuel injector driver malfunction in the engine control module
  4. Power supply issues to the injector
  5. Corrosion or contamination in the injector circuit

Symptoms of P0267 Mercedes-Benz

  1. Engine misfires
  2. Rough idling
  3. Decreased fuel efficiency
  4. Hesitation or lack of power during acceleration
  5. Engine stalling

How to Fix P0267 Mercedes-Benz

  1. Begin by conducting a visual inspection of the wiring harness and connectors associated with the Cylinder 3 Injector 'A' Circuit. Look for any signs of damage, corrosion, or loose connections.
  2. Use a multimeter to test the voltage and resistance in the circuit to pinpoint the exact location of the issue.
  3. If the wiring and connectors are in good condition, test the fuel injector itself to see if it is functioning properly.
  4. If the fuel injector is faulty, replace it with a new one and ensure that it is properly calibrated.
  5. Clear the diagnostic trouble codes from the engine control module and test drive the vehicle to verify that the issue has been resolved.

Cost to Fix P0267 Mercedes-Benz

The typical repair costs for addressing a Cylinder 3 Injector 'A' Circuit Low issue can vary depending on the specific cause of the problem. In general, the cost of replacing a fuel injector can range from $150 to $300 per injector, not including labor costs. The total repair cost, including parts and labor, can range from $300 to $600 or more. It's important to note that the actual cost can vary based on factors such as the make and model of the vehicle, the location of the repair shop, and the extent of the repairs needed. It's advisable to consult with a qualified mechanic to get a more accurate estimate based on your specific situation.

What does this mean?

Tech Notes for P0267 Mercedes-Benz

Mercedes Benz Code = 0310 The injection valve output stage of cylinder 3 detects a short circuit to ground. (P0267)

Clogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector.

Need more information about the P0267 Mercedes-Benz 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 P0267 Mercedes-Benz Code

1. What are the common symptoms of OBDII code P0267 in a Mercedes-Benz related to Cylinder 3 Injector 'A' Circuit Low?

- Common symptoms include rough idling, decreased fuel efficiency, engine misfires, and decreased engine performance.

2. What are the possible causes of OBDII code P0267 in a Mercedes-Benz indicating Cylinder 3 Injector 'A' Circuit Low?

- Possible causes include a faulty fuel injector, wiring issues in the injector circuit, poor electrical connection, or a problem with the Engine Control Module (ECM).

3. How can I diagnose the cause of OBDII code P0267 in my Mercedes-Benz for Cylinder 3 Injector 'A' Circuit Low?

- Diagnosis involves visually inspecting the injector and its wiring, testing the injector's resistance, checking for proper voltage at the injector, and using a diagnostic scan tool to gather data from the ECM.

4. What steps can I take to repair OBDII code P0267 in my Mercedes-Benz due to Cylinder 3 Injector 'A' Circuit Low?

- Repair options include replacing the faulty fuel injector, repairing or replacing damaged wiring, ensuring proper electrical connections, and resetting the ECM after the repair.

5. Can I drive my Mercedes-Benz with OBDII code P0267 for Cylinder 3 Injector 'A' Circuit Low?

- It is not recommended to drive your vehicle with this code active, as it can lead to further engine damage and decreased performance. It is best to address the issue promptly.

6. How much does it typically cost to repair OBDII code P0267 in a Mercedes-Benz related to Cylinder 3 Injector 'A' Circuit Low?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $200 to $600, including parts and labor.

7. Is OBDII code P0267 in a Mercedes-Benz related to Cylinder 3 Injector 'A' Circuit Low a common issue?

- While not extremely common, issues with fuel injectors and injector circuits can occur in vehicles, including Mercedes-Benz models.

8. Can a DIY enthusiast fix OBDII code P0267 in a Mercedes-Benz for Cylinder 3 Injector 'A' Circuit Low?

- Depending on your level of experience and access to tools, a DIY enthusiast may be able to diagnose and repair this issue, especially if it involves simple tasks like checking wiring connections.

9. How urgent is it to address OBDII code P0267 in a Mercedes-Benz due to Cylinder 3 Injector 'A' Circuit Low?

- It is recommended to address this issue as soon as possible to prevent further damage to the engine and ensure optimal vehicle performance.

10. Are there any preventative measures to avoid encountering OBDII code P0267 in a Mercedes-Benz related to Cylinder 3 Injector 'A' Circuit Low?

- Regular maintenance, including fuel system cleaning and using high-quality fuel, can help prevent issues with fuel injectors and injector circuits that may trigger this code.

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