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P0102 2007 Nissan Maxima Code - Mass or Volume Air Flow Circuit Low Input

Quick Answer

The diagnostic trouble code P0102 for a 2007 Nissan Maxima indicates a problem with the Mass or Volume Air Flow Circuit Low Input. Common causes include Faulty MAF sensor, Dirty or contaminated MAF sensor, Damaged wiring or connectors in the MAF sensor circuit. 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
P0102 2007 Nissan Maxima indicates Mass or Volume Air Flow Circuit Low Input.
Common causes
Common causes include Faulty MAF sensor, Dirty or contaminated MAF sensor, Damaged wiring or connectors in the MAF sensor circuit.
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 08, 2024
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Code P0102 2007 Nissan Maxima Description

The diagnostic trouble code P0102 for a 2007 Nissan Maxima indicates a problem with the Mass or Volume Air Flow Circuit Low Input. This code is typically triggered when the Engine Control Module (ECM) detects that the MAF sensor signal is lower than expected. The MAF sensor plays a crucial role in measuring the amount of air entering the engine, which is essential for calculating the correct air-fuel mixture for combustion.

OBDII Code P0102 2007 Nissan Maxima - Mass or Volume Air Flow Circuit Low Input
P0102 2007 Nissan Maxima Code - Mass or Volume Air Flow Circuit Low Input

Common Causes of P0102 2007 Nissan Maxima

  1. Faulty MAF sensor
  2. Dirty or contaminated MAF sensor
  3. Damaged wiring or connectors in the MAF sensor circuit
  4. Vacuum leak
  5. Clogged air filter

Symptoms of P0102 2007 Nissan Maxima

  1. Decreased fuel efficiency
  2. Rough idling or stalling
  3. Hesitation or lack of power during acceleration
  4. Engine misfires
  5. Check Engine Light illuminated on the dashboard

How to Fix P0102 2007 Nissan Maxima

  1. Begin by visually inspecting the MAF sensor, wiring, and connectors for any signs of damage or contamination. Clean the MAF sensor if necessary.
  2. Perform a diagnostic scan to confirm the P0102 code and check for any other related codes.
  3. Test the MAF sensor using a multimeter to ensure it is functioning properly. Replace the MAF sensor if it is faulty.
  4. Check for vacuum leaks in the intake system and repair as needed.
  5. Clear the trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0102 2007 Nissan Maxima

The cost of repairing a P0102 code on a 2007 Nissan Maxima can vary depending on the specific cause of the issue. In general, the cost of a new MAF sensor can range from $100 to $400, including parts and labor. Additional costs may apply if other components need to be replaced or if further diagnosis is required. It is advisable to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle. Remember that labor rates can vary, so it's always a good idea to shop around for the best deal.

What does this mean?

Tech Notes for P0102 2007 Nissan Maxima

Before replacing the Mass Air Flow (MAF) Sensor, try replacing the air filter and cleaning the Mass Air Flow Sensor with low compress air or Mass Air Flow Sensor Cleaner. Reset code and drive vehicle. If the code comes back, you must replace the Mass Air Flow Sensor to fix the problem.

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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 P0102 2007 Nissan Maxima Code

1. What are common symptoms of OBDII code P0102 on a 2007 Nissan Maxima?

- Common symptoms include poor acceleration, rough idling, stalling, decreased fuel efficiency, and the illumination of the check engine light.

2. What does the OBDII code P0102 for a 2007 Nissan Maxima indicate?

- This code indicates a low input in the Mass or Volume Air Flow (MAF/VAF) circuit, suggesting an issue with the MAF sensor's performance.

3. What are possible causes of the P0102 code on a 2007 Nissan Maxima?

- Possible causes include a faulty MAF sensor, a dirty or contaminated air filter, vacuum leaks, wiring issues, or a clogged air intake system.

4. How can I diagnose the cause of the P0102 code on my 2007 Nissan Maxima?

- You can start by inspecting the MAF sensor and its wiring for any visible damage or contamination. Check the air filter and intake system for any blockages or leaks. Consider using a diagnostic scan tool to monitor the MAF sensor's readings.

5. Can a dirty air filter trigger the P0102 code on a 2007 Nissan Maxima?

- Yes, a dirty or clogged air filter can disrupt the airflow entering the engine, leading to inaccurate MAF sensor readings and triggering the P0102 code.

6. How can I repair the P0102 code on my 2007 Nissan Maxima caused by a faulty MAF sensor?

- To repair a faulty MAF sensor, you will typically need to replace the sensor with a new one that is compatible with your Nissan Maxima model.

7. Are there any DIY tips for fixing the P0102 code on a 2007 Nissan Maxima?

- DIY tips include cleaning or replacing the air filter, inspecting and cleaning the MAF sensor, checking for any loose or damaged wiring, and ensuring the air intake system is free of obstructions.

8. Can a vacuum leak trigger the P0102 code on a 2007 Nissan Maxima?

- Yes, a vacuum leak can disrupt the airflow and cause incorrect MAF sensor readings, potentially leading to the triggering of the P0102 code.

9. Is it safe to continue driving with the P0102 code illuminated on a 2007 Nissan Maxima?

- It is not recommended to continue driving with the P0102 code illuminated, as it can affect the performance and fuel efficiency of your vehicle. It's best to diagnose and address the issue promptly.

10. How much does it typically cost to repair the P0102 code on a 2007 Nissan Maxima?

- The cost of repairing the P0102 code can vary depending on the root cause, but it may range from $100 for simple fixes like cleaning the MAF sensor to $300-$500 for replacing the sensor or addressing more complex issues like wiring problems.

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