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P0420 2013 Nissan Rogue Code - Catalyst System Efficiency Below Threshold Bank 1

Quick Answer

The P0420 diagnostic trouble code (DTC) indicates that the catalytic converter in the exhaust system of a 2013 Nissan Rogue is operating below the expected efficiency threshold. Common causes include Faulty Oxygen Sensor: A malfunctioning oxygen sensor can provide inaccurate data to the engine control module, leading to inefficient catalytic converter operation, Engine Misfires: Engine misfires can result in unburned fuel entering the catalytic converter, causing it to operate below efficiency levels, Exhaust Leak: A leak in the exhaust system before the catalytic converter can affect its performance and trigger the P0420 code. 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
P0420 2013 Nissan Rogue indicates Catalyst System Efficiency Below Threshold Bank 1.
Common causes
Common causes include Faulty Oxygen Sensor: A malfunctioning oxygen sensor can provide inaccurate data to the engine control module, leading to inefficient catalytic converter operation, Engine Misfires: Engine misfires can result in unburned fuel entering the catalytic converter, causing it to operate below efficiency levels, Exhaust Leak: A leak in the exhaust system before the catalytic converter can affect its performance and trigger the P0420 code.
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 07, 2024
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Code P0420 2013 Nissan Rogue Description

The P0420 diagnostic trouble code (DTC) indicates that the catalytic converter in the exhaust system of a 2013 Nissan Rogue is operating below the expected efficiency threshold. The catalytic converter plays a crucial role in reducing harmful emissions by converting toxic gases produced during combustion into less harmful substances before they exit the vehicle's exhaust system. When the efficiency of the catalytic converter drops below the specified threshold, it can lead to increased emissions of pollutants such as carbon monoxide, hydrocarbons, and nitrogen oxides. This issue not only affects the vehicle's environmental impact but can also impact overall performance and fuel efficiency.

OBDII Code P0420 2013 Nissan Rogue - Catalyst System Efficiency Below Threshold Bank 1
P0420 2013 Nissan Rogue Code - Catalyst System Efficiency Below Threshold Bank 1

Common Causes of P0420 2013 Nissan Rogue

  1. Faulty Oxygen Sensor: A malfunctioning oxygen sensor can provide inaccurate data to the engine control module, leading to inefficient catalytic converter operation.
  2. Engine Misfires: Engine misfires can result in unburned fuel entering the catalytic converter, causing it to operate below efficiency levels.
  3. Exhaust Leak: A leak in the exhaust system before the catalytic converter can affect its performance and trigger the P0420 code.
  4. Failing Catalytic Converter: Over time, the catalytic converter itself may become clogged or damaged, leading to reduced efficiency.
  5. Rich Fuel Mixture: An excessively rich fuel mixture can overload the catalytic converter and cause it to operate below the required efficiency level.

Symptoms of P0420 2013 Nissan Rogue

  1. Check Engine Light: The most common symptom associated with the P0420 code is the illumination of the check engine light on the vehicle's dashboard.
  2. Reduced Fuel Efficiency: A decrease in fuel efficiency may be observed as a result of the catalytic converter operating below the required efficiency level.
  3. Engine Misfires: The engine may experience misfires or rough idling due to the inefficient operation of the catalytic converter.
  4. Rattling Noise: A rattling or vibrating noise coming from the exhaust system may indicate a problem with the catalytic converter.
  5. Failed Emissions Test: If the vehicle undergoes an emissions test, it may fail to meet the required emission standards due to the inefficient operation of the catalytic converter.

How to Fix P0420 2013 Nissan Rogue

  1. Diagnose the Issue: Use a diagnostic tool to confirm the presence of the P0420 code and identify the underlying cause of the problem.
  2. Inspect Oxygen Sensors: Check the oxygen sensors for proper operation and replace any faulty sensors if necessary.
  3. Repair Exhaust Leaks: Inspect the exhaust system for leaks and repair or replace any damaged components that may be affecting the catalytic converter.
  4. Replace Catalytic Converter: If the catalytic converter is found to be faulty or clogged, it may need to be replaced with a new one to restore proper operation.
  5. Reset the Check Engine Light: After completing the necessary repairs, reset the check engine light using a diagnostic tool to clear the P0420 code from the vehicle's system.

Cost to Fix P0420 2013 Nissan Rogue

The cost of repairing a P0420 code on a 2013 Nissan Rogue can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the cost of replacing a faulty oxygen sensor can range from $100 to $250, while repairing an exhaust leak may cost between $150 and $400. If the catalytic converter needs to be replaced, the cost can range from $500 to $2000, depending on the make and model of the vehicle. Labor rates at auto repair shops typically range from $80 to $150 per hour, so it's advisable to check local rates for a more accurate estimate. Additional costs may include diagnostic fees, parts, and any additional repairs that may be required to address the issue effectively.

What does this mean?

Tech Notes for P0420 2013 Nissan Rogue

As the code description implies the P0420 code means that the vehicle's control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting). Replacing the oxygen (O2) sensors may sometimes fix the code, but in most cases the catalytic convert needs to be replaced to fix the problem. If the P0420 code is combined with other codes, try fixing the other codes first.

When is the Code Detected?

- Three way catalytic converter Bank 1 does not operate properly.
- Three way catalyst converter Bank 1 does not have enough oxygen storage capacity.

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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 P0420 2013 Nissan Rogue Code

1. What are the common symptoms of OBDII code P0420 in a 2013 Nissan Rogue?

The common symptoms of OBDII code P0420 in a 2013 Nissan Rogue include reduced fuel efficiency, a noticeable decrease in engine performance, and the illumination of the check engine light.

2. What does the OBDII code P0420 on a 2013 Nissan Rogue indicate?

The OBDII code P0420 on a 2013 Nissan Rogue indicates that the catalyst system's efficiency is below the threshold for Bank 1, meaning that the catalytic converter is not performing optimally.

3. What are the possible causes of OBDII code P0420 in a 2013 Nissan Rogue?

Possible causes of OBDII code P0420 in a 2013 Nissan Rogue include a faulty catalytic converter, oxygen sensor issues, exhaust leaks, engine misfires, or a malfunctioning mass airflow sensor.

4. Can a bad oxygen sensor trigger OBDII code P0420 in a 2013 Nissan Rogue?

Yes, a faulty oxygen sensor can trigger OBDII code P0420 in a 2013 Nissan Rogue. If the oxygen sensor provides incorrect readings to the engine control module, it can lead to the inefficient operation of the catalytic converter.

5. How can I diagnose and repair OBDII code P0420 in a 2013 Nissan Rogue?

To diagnose and repair OBDII code P0420 in a 2013 Nissan Rogue, you may need to inspect the catalytic converter, oxygen sensors, exhaust system for leaks, and check for any engine misfires. Repair may involve replacing the catalytic converter, oxygen sensors, or addressing any other underlying issues.

6. Is it safe to continue driving a 2013 Nissan Rogue with OBDII code P0420 illuminated?

While it may be safe to drive the vehicle with the check engine light illuminated due to OBDII code P0420, it is recommended to address the issue promptly to prevent further damage to the catalytic converter and ensure optimal engine performance.

7. Can a dirty air filter cause OBDII code P0420 in a 2013 Nissan Rogue?

A dirty air filter is not a direct cause of OBDII code P0420 in a 2013 Nissan Rogue. However, a clogged air filter can lead to engine inefficiency, affecting the overall performance and emissions system, indirectly contributing to catalyst system issues.

8. How much does it typically cost to repair OBDII code P0420 in a 2013 Nissan Rogue?

The cost to repair OBDII code P0420 in a 2013 Nissan Rogue can vary depending on the underlying issue. Repairs may range from a few hundred dollars for oxygen sensor replacement to over a thousand dollars for catalytic converter replacement, including parts and labor.

9. Can I reset the check engine light after repairing OBDII code P0420 in a 2013 Nissan Rogue?

Once you have repaired the issue triggering OBDII code P0420 in a 2013 Nissan Rogue, you can reset the check engine light using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes to clear the error code.

10. How often does OBDII code P0420 reoccur after repair in a 2013 Nissan Rogue?

If the underlying issue triggering OBDII code P0420 in a 2013 Nissan Rogue is not properly addressed during repair, the code may reoccur. It is essential to diagnose and fix the root cause to prevent the code from coming back.

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