Ford P0103 Mass Airflow (MAF) Circuit High Air Flow & Voltage Output

Is there a fault code P0103 on the OBD-II scanner when diagnosing your Ford Fusion? By following the procedures below, you will learn how to fix fault code P0103: Mass Airflow (MAF) Circuit High Air Flow and High Voltage Output on a Ford Fusion 2013-2020. Applies to other Ford vehicles as well.

What you will need

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• OBD-II Scanner
• T20 Screwdriver
• Ford Fusion Mass Airflow Sensor

Procedure

1. Unlock the vehicle and go to the driver’s seat.
2. Connect the OBD II Scanner to the OBD II port below the dashboard.
   
3. Turn the ignition switch to the accessories position.
4. Go to the diagnostic menu and select read codes on the scanner.
5. Select stored codes to see the faulty code.
6. The scanner will show faulty code P0103 Mass Airflow (MAF) Circuit High Air Flow & High Voltage Output.
7. Turn off the ignition switch.
8. Open the hood. Click here to see the step-by-step procedure for opening the hood on a Ford Fusion 2013-2020.{“preview_thumbnail”:”/sites/default/files/styles/video_embed_wysiwyg_preview/public/video_thumbnails/FKRsgPELCn0.jpg?itok=eMqwlTcr”,”video_url”:”https://www.youtube.com/watch?v=FKRsgPELCn0″,”settings”:{“responsive”:1,”width”:”854″,”height”:”480″,”autoplay”:0},”settings_summary”:[“Embedded Video (Responsive).”]}
9. Locate the mass airflow sensor on the driver’s side of the engine compartment near the air filter housing.
10. Pull the red tab under the connector of the mass airflow sensor and pull the connector out to disconnect it.

    

11. Remove the two T20 screws on the sensor using a T20 screwdriver.
12. Pull the sensor out.

    

13. Insert the new mass air flow sensor.
14. Reinstall the two T20 screws on the sensor.
15. Reconnect the sensor’s electrical connector and push the red tab to lock the connector in.
16. Turn the ignition switch to the accessories position again.
17. Go to the erase codes menu and select yes to erase the codes.

    

18. Go to the read codes and check if there are still codes on the scanner.

Check Engine Light On

If the Check Engine Light is on after replacing the mass airflow sensor, you can use the YOUCANIC Full System Scanner to reset the check engine light. This scanner can also read and clear fault codes through every vehicle’s control module.

We hope you find the Ford P0103 Mass Airflow (MAF) Circuit High Air Flow & Voltage Output guide helpful. Check these troubleshooting and repair guides for more help on your Ford.