AutoCodes – Nissan – P0102 2007 Nissan Versa

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

Quick Answer

The Mass Air Flow (MAF) sensor is placed in the stream of the intake air. Common causes include Dirty Air Filter, Dirty Mass Air Flow (MAF) Sensor, Intake air leaks. 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 Air Filter, Dirty Mass Air Flow (MAF) Sensor, Intake air leaks.
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.

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Code Popularity 6,004

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 18, 2022

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0102 2007 Nissan Versa Description

The Mass Air Flow (MAF) sensor is placed in the stream of the intake air. It measures the intake flow rate by measuring a part of the entire intake flow. It consists of a hot film that is supplied with electric current from the Engine Control Module (ECM). The ECM controls the temperature of the hot film by a certain amount. The heat generated by the hot film is reduced as the intake air flows around it. The more air, the greater the heat loss. Therefore, the ECM must supply more electric current to maintain the temperature of the hot film as air flow increases. The ECM detects the air flow by means of this current change. The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the MAF Sensor Signal is less than the factory specifications.

OBDII Code P0102 2007 Nissan Versa - Mass or Volume Air Flow Circuit Low Input - AutoCodes.com — P0102 2007 Nissan Versa Code - Mass or Volume Air Flow Circuit Low Input

What does this mean?

What are the Possible Causes of the DTC P0102 2007 Nissan Versa?

Dirty Air Filter
Dirty Mass Air Flow (MAF) Sensor
Intake air leaks
Faulty Mass Air Flow (MAF) Sensor
Mass Air Flow (MAF) Sensor harness is open or shorted
Mass Air Flow (MAF) Sensor circuit poor electrical connection

How to Fix the DTC P0102 2007 Nissan Versa?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What does this mean?

Code Tech Notes

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0102 2007 Nissan Versa code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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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.