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P0021 2010 Nissan Pathfinder Code - Intake Valve Timing Control Performance Bank 2

Quick Answer

The P0021 code for a 2010 Nissan Pathfinder indicates a problem with the intake valve timing control on bank 2 of the engine. Common causes include Faulty intake valve timing control solenoid, Low engine oil level or dirty oil, Electrical issues with the intake valve timing control system. 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
P0021 2010 Nissan Pathfinder indicates Intake Valve Timing Control Performance Bank 2.
Common causes
Common causes include Faulty intake valve timing control solenoid, Low engine oil level or dirty oil, Electrical issues with the intake valve timing control system.
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 Aug 20, 2024
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Code P0021 2010 Nissan Pathfinder Description

The P0021 code for a 2010 Nissan Pathfinder indicates a problem with the intake valve timing control on bank 2 of the engine. This system is responsible for adjusting the timing of the intake valves to optimize engine performance, efficiency, and emissions. When the intake valve timing control on bank 2 is not performing correctly, it can lead to issues with engine performance, fuel economy, and emissions output. This code typically points to a malfunction in the intake valve timing control solenoid, which controls oil flow to the intake valve timing control system.

OBDII Code P0021 2010 Nissan Pathfinder - Intake Valve Timing Control Performance Bank 2
P0021 2010 Nissan Pathfinder Code - Intake Valve Timing Control Performance Bank 2

Common Causes of P0021 2010 Nissan Pathfinder

  1. Faulty intake valve timing control solenoid
  2. Low engine oil level or dirty oil
  3. Electrical issues with the intake valve timing control system
  4. Timing chain or belt issues
  5. Engine overheating

Symptoms of P0021 2010 Nissan Pathfinder

  1. Decreased engine performance
  2. Rough idling or stalling
  3. Poor fuel efficiency
  4. Illuminated check engine light
  5. Engine misfires

How to Fix P0021 2010 Nissan Pathfinder

  1. Diagnose the specific cause of the P0021 code using a scan tool to pinpoint the issue.
  2. Inspect the intake valve timing control solenoid for proper operation and replace if faulty.
  3. Check engine oil level and quality, top up or change oil as necessary.
  4. Inspect timing chain or belt for wear or damage and replace if needed.
  5. Clear the fault code and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0021 2010 Nissan Pathfinder

The cost of repairing the intake valve timing control performance issue on a 2010 Nissan Pathfinder can vary depending on the cause of the problem. In general, the cost of parts for this repair can range from $100 to $300, with labor costs adding an additional $100 to $200. Overall, the total repair cost could be anywhere from $200 to $500. However, it's important to note that labor rates can vary, so it's recommended to check with local auto repair shops for a more accurate estimate.

What does this mean?

Tech Notes for P0021 2010 Nissan Pathfinder

Since the Intake valve timing control solenoid valve uses oil flow to control timing, dirty oil can cause the valve to stuck open or close. Before replacing the valve, change engine oil and filter and reset engine code.

When is the Code Detected?

When there is a gap between angle of target and phase-control angle degree, the valve will stop working and the ECM will trigger the P0021 code.

Need more information about the P0021 2010 Nissan Pathfinder 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 P0021 2010 Nissan Pathfinder Code

1. What does the OBDII code P0021 on a 2010 Nissan Pathfinder mean?

The code P0021 indicates an issue with the Intake Valve Timing Control Performance on Bank 2 of the engine.

2. What are the common symptoms of a P0021 code in a 2010 Nissan Pathfinder?

Common symptoms include rough idling, decreased fuel efficiency, lack of power, and illuminated Check Engine Light.

3. What are some possible causes of the P0021 code in a 2010 Nissan Pathfinder?

Causes may include a faulty Intake Valve Timing Control Solenoid, engine oil issues, wiring problems, or a malfunctioning Variable Valve Timing (VVT) system.

4. How can I diagnose the P0021 code on my 2010 Nissan Pathfinder?

Diagnosis involves using an OBDII scanner to read the trouble code, inspecting the VVT system components, checking oil levels and quality, and testing the Intake Valve Timing Control Solenoid.

5. What are the recommended repair options for a P0021 code in a 2010 Nissan Pathfinder?

Repair options may include replacing the Intake Valve Timing Control Solenoid, addressing any oil-related issues, fixing wiring problems, or repairing/replacing the VVT system components.

6. Can I continue driving my 2010 Nissan Pathfinder with a P0021 code?

It is not recommended to drive your vehicle with the P0021 code, as it can lead to engine performance issues and potential long-term damage if left unresolved.

7. How much does it typically cost to repair a P0021 code in a 2010 Nissan Pathfinder?

Repair costs can vary depending on the specific issue causing the code, but expect to pay anywhere from $200 to $800 for parts and labor.

8. Will resetting the Check Engine Light make the P0021 code disappear?

Resetting the Check Engine Light may temporarily turn it off, but the underlying issue causing the P0021 code will need to be diagnosed and repaired to prevent its recurrence.

9. Can a DIY enthusiast fix a P0021 code on a 2010 Nissan Pathfinder?

While some aspects of diagnosing and repairing the P0021 code can be done by DIY enthusiasts, it is recommended to seek professional help, especially for complex VVT system repairs.

10. How often does the P0021 code occur in a 2010 Nissan Pathfinder?

The P0021 code can occur sporadically or more frequently depending on the driving conditions, maintenance history, and overall health of the engine components in the vehicle.

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