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Engine-Codes – Generic – P2241

P2241 Code - O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1

Quick Answer

The diagnostic trouble code P2241 indicates an issue with the O2 (oxygen) sensor positive current control circuit on Bank 2 Sensor 1. Common causes include Faulty O2 sensor, Wiring issues or shorts in the O2 sensor circuit, ECM malfunction. 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
P2241 indicates O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1 .
Common causes
Common causes include Faulty O2 sensor, Wiring issues or shorts in the O2 sensor circuit, ECM malfunction.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P2241 Description

The diagnostic trouble code P2241 indicates an issue with the O2 (oxygen) sensor positive current control circuit on Bank 2 Sensor 1. The O2 sensor is a crucial component in the vehicle's emissions control system, responsible for monitoring the oxygen levels in the exhaust gases to ensure optimal fuel efficiency and reduce harmful emissions. In this specific case, Bank 2 refers to the side of the engine that does not contain the number one cylinder, and Sensor 1 indicates that it is the pre-catalytic converter sensor.

OBDII Code P2241 - O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1
P2241 Code - O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1

Common Causes of P2241

  1. Faulty O2 sensor
  2. Wiring issues or shorts in the O2 sensor circuit
  3. ECM malfunction
  4. Exhaust system leaks
  5. Engine running rich or lean

Symptoms of P2241

  1. Decreased fuel efficiency
  2. Rough idling or stalling
  3. Engine misfires
  4. Check Engine Light illuminated
  5. Increased emissions

How to Fix P2241

  1. Diagnostic: Use a scan tool to retrieve the trouble code and investigate the O2 sensor's performance data.
  2. Visual Inspection: Check the wiring harness and connections for any signs of damage or corrosion.
  3. Replace O2 Sensor: If the sensor is faulty, replace it with a new one compatible with your vehicle.
  4. Repair Wiring: If there are any wiring issues, repair or replace the damaged wires as needed.
  5. Clear Codes: After completing the repair, clear the codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P2241

The typical repair costs for addressing a P2241 code can vary depending on the make and model of the vehicle, as well as the location and labor rates of the auto repair shop. On average, the cost of replacing an O2 sensor can range from $200 to $500, including parts and labor. Additional costs may be incurred if there are wiring issues or other underlying problems that need to be addressed. It's recommended to get quotes from multiple repair shops to compare prices and ensure a fair estimate.

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Code P2241 Information for Specific Makes

  • P2241 Acura — Front Air/Fuel Ratio Sensor Bank 2 Sensor 1 Low Voltage
  • P2241 Dodge — O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1
  • P2241 Ford — O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1
  • P2241 Honda — Front Air/Fuel Ratio Sensor Bank 2 Sensor 1 Low Voltage
  • P2241 Lexus — A/F Sensor Bank 2 Short Circuit
  • P2241 Lincoln — O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1
  • P2241 Mercury — O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1
  • P2241 Scion — A/F Sensor Bank 2 Short Circuit
  • P2241 Toyota — A/F Sensor Bank 2 Short Circuit
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 P2241 Code

1. What are common symptoms of OBDII code P2241 (O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1)?

- Common symptoms include poor fuel economy, rough idling, engine misfires, and a noticeable decrease in overall engine performance.

2. What are the potential causes of OBDII code P2241?

- Possible causes of this code include a faulty oxygen sensor, damaged wiring or connectors in the oxygen sensor circuit, or an issue with the powertrain control module (PCM).

3. How serious is OBDII code P2241?

- While the vehicle may still be operable with this code, it is important to address it promptly to prevent potential damage to the engine and to ensure optimal fuel efficiency.

4. Can I continue driving with OBDII code P2241?

- It is recommended to address the issue as soon as possible to prevent further damage and to maintain the performance and efficiency of the vehicle.

5. How can I diagnose OBDII code P2241?

- Diagnosing this code typically involves using a scan tool to read the code, checking the oxygen sensor for proper operation, inspecting the sensor's wiring and connectors for damage, and testing the PCM for faults.

6. What are some repair tips for OBDII code P2241?

- Repair tips may include replacing the oxygen sensor, repairing or replacing damaged wiring or connectors, and resetting the PCM after repairs are made.

7. How much does it cost to fix OBDII code P2241?

- The cost of fixing this code can vary depending on the underlying cause. Costs may include the price of a new oxygen sensor, labor costs for diagnosis and repair, and any additional parts or services needed.

8. Can I reset OBDII code P2241 without fixing the issue?

- While you can clear the code with a scan tool, it is not recommended to do so without addressing the underlying problem, as the code is likely to reappear if the issue is not resolved.

9. Will OBDII code P2241 cause my vehicle to fail emissions testing?

- Yes, this code can cause your vehicle to fail emissions testing, as it indicates a problem with the oxygen sensor and emissions control system.

10. How can I prevent OBDII code P2241 from recurring in the future?

- To prevent this code from recurring, it is important to perform regular maintenance on your vehicle, including checking and replacing oxygen sensors as needed, and addressing any issues promptly to avoid further damage.

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