Engine-CodesMercury – P2241 Mercury

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

Quick Answer

The O2 sensor positive current control circuit low in Bank 2 Sensor 1 error code, also known as P2241 in Mercury vehicles, indicates a problem with the oxygen sensor in the exhaust system. Common causes include Faulty oxygen sensor, Damaged wiring or connectors, Exhaust system leaks. 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 Mercury indicates O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 1 .
Common causes
Common causes include Faulty oxygen sensor, Damaged wiring or connectors, Exhaust system leaks.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P2241 Mercury Description

The O2 sensor positive current control circuit low in Bank 2 Sensor 1 error code, also known as P2241 in Mercury vehicles, indicates a problem with the oxygen sensor in the exhaust system. This sensor is responsible for monitoring the oxygen levels in the exhaust gases, sending this information to the vehicle's engine control module (ECM) to adjust the air-fuel mixture for optimal combustion.

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

Common Causes of P2241 Mercury

  1. Faulty oxygen sensor
  2. Damaged wiring or connectors
  3. Exhaust system leaks
  4. Engine coolant leaks contaminating the sensor
  5. ECM software issues

Symptoms of P2241 Mercury

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

How to Fix P2241 Mercury

  1. Diagnose the issue using an OBD-II scanner to confirm the P2241 code and pinpoint the exact location of the problem.
  2. Inspect the oxygen sensor, wiring, and connectors for any signs of damage or corrosion. Replace any faulty components.
  3. Check for exhaust system leaks and repair as necessary.
  4. Clear the error code with the OBD-II scanner and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, consider reprogramming or replacing the ECM.

Cost to Fix P2241 Mercury

The typical repair costs for addressing a P2241 code in a Mercury vehicle can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's recommended to check with local repair shops for a more precise estimate.

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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.

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