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Engine-Codes – Nissan – P0102 2007 Nissan Versa

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

Quick Answer

The P0102 diagnostic trouble code (DTC) for a 2007 Nissan Versa indicates a problem with the Mass or Volume Air Flow Circuit Low Input. Common causes include Dirty or faulty MAF sensor, Vacuum leaks in the intake system, Wiring issues or loose connections in the MAF 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 Versa indicates Mass or Volume Air Flow Circuit Low Input.
Common causes
Common causes include Dirty or faulty MAF sensor, Vacuum leaks in the intake system, Wiring issues or loose connections in the MAF 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 Aug 30, 2024
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Code P0102 2007 Nissan Versa Description

The P0102 diagnostic trouble code (DTC) for a 2007 Nissan Versa indicates a problem with the Mass or Volume Air Flow Circuit Low Input. This means that the engine control module (ECM) has detected a lower than expected voltage signal from the mass air flow (MAF) sensor or circuit. The MAF sensor measures the amount of air entering the engine to ensure the correct air-fuel mixture for combustion. A low input from the MAF sensor can result in poor engine performance, reduced fuel efficiency, and increased emissions.

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

Common Causes of P0102 2007 Nissan Versa

  1. Dirty or faulty MAF sensor
  2. Vacuum leaks in the intake system
  3. Wiring issues or loose connections in the MAF circuit
  4. Faulty ECM
  5. Air filter clogged or dirty

Symptoms of P0102 2007 Nissan Versa

  1. Decreased engine power or acceleration
  2. Rough idling or stalling
  3. Poor fuel economy
  4. Check Engine Light illuminated
  5. Difficulty starting the engine

How to Fix P0102 2007 Nissan Versa

  1. Begin by inspecting the MAF sensor and its wiring for any signs of damage or contamination. Clean the sensor if necessary.
  2. Check for vacuum leaks in the intake system and repair or replace any damaged components.
  3. Inspect the air filter for dirt or debris and replace if needed.
  4. Test the MAF sensor using a multimeter to ensure it is functioning within specifications.
  5. If the issue persists, consider replacing the MAF sensor or consulting a professional mechanic for further diagnosis.

Cost to Fix P0102 2007 Nissan Versa

The cost of repairing a P0102 code on a 2007 Nissan Versa can vary depending on the root cause of the issue. In general, the cost of replacing a MAF sensor can range from $100 to $300, including parts and labor. Additional costs may apply if there are other components that need to be replaced or if further diagnostics are required. It's recommended to consult with a local auto repair shop to get an accurate estimate based on your specific situation.

What does this mean?

Tech Notes for P0102 2007 Nissan Versa

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 Versa Code

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

- Common symptoms include poor acceleration, rough idling, stalling, and a decrease in fuel efficiency.

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

- This code indicates that the Mass Air Flow (MAF) sensor is sending a signal indicating a lower than expected airflow to the engine.

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

- Possible causes include a dirty or faulty MAF sensor, a vacuum leak, a clogged air filter, or issues with the intake air temperature sensor.

4. How can I diagnose the P0102 code on my 2007 Nissan Versa?

- You can diagnose the code by inspecting the MAF sensor for dirt or damage, checking for any vacuum leaks, ensuring the air filter is clean, and testing the intake air temperature sensor.

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

- Yes, a dirty air filter can restrict airflow to the engine, causing the MAF sensor to detect lower airflow and trigger the P0102 code.

6. How can I repair the P0102 code on my 2007 Nissan Versa?

- You can repair the code by cleaning or replacing the MAF sensor, fixing any vacuum leaks, replacing the air filter if necessary, or addressing any issues with the intake air temperature sensor.

7. Is it safe to continue driving my 2007 Nissan Versa with the P0102 code?

- It is not recommended to continue driving with the P0102 code, as it can lead to poor engine performance and potential damage if left unresolved.

8. Can a faulty MAF sensor cause other issues besides triggering the P0102 code on a 2007 Nissan Versa?

- Yes, a faulty MAF sensor can also cause issues such as hesitation during acceleration, rough idling, and incorrect air-fuel mixture ratios.

9. Will resetting the OBDII code P0102 on a 2007 Nissan Versa make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing the P0102 code is not addressed, it is likely to reappear.

10. How often should the MAF sensor be inspected and cleaned on a 2007 Nissan Versa to prevent the P0102 code?

- It is recommended to inspect and clean the MAF sensor during regular maintenance intervals, typically every 30,000 to 50,000 miles, to help prevent triggering the P0102 code.

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