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Step-by-step procedure on how to replace the mass airflow sensor on a 2012-2017 Toyota Camry XV50. Fault codes P0102 and P0113 will be active if you have a faulty MAF sensor, the check engine light will come on, and the vehicle may have poor acceleration.

Table of Contents

What you will need

Procedure

  1. Unlock the vehicle and open the driver's door.Opening the driver's door of the Toyota Camry 2012.

     

  2. Connect the OBD II Scanner on the OBD II port below the dashboard.Connecting the OBD II scanner to the vehicle.

     

  3. Insert the key into the ignition switch and turn it to the accessories menu.Switching the vehicle to accessories menu.

     

  4. Set the scanner to the diagnostic menu and go to Read Codes (stored).Setting up the OBD II Scanner.jpg

     

    The code stored on the scanner P0102.
  5. Open the hood and locate the mass airflow sensor above the air filter housing or airbox.Opened hood of the Toyota Camry 2012.

     

    The mass airflow sensor of the Toyota Camry 2012-2017.
  6. Disconnect the connector by squeezing the connector and pulling it out.Disconnecting the connector of the mass airflow sensor.

     

  7. Remove the screws holding the sensor using a Philips screwdriver.Removing the screws on the mass airflow sensor.

     

    Removing the screws on the mass airflow sensor.
  8. Pull the mass airflow sensor out.Pulling the mass airflow sensor out..jpg

     

    Removing the mass airflow sensor.
  9. Get the new sensor and install it into the air filter housing.Installing the new mass airflow sensor of the Toyota Camry.

     

    Installing the new mass airflow sensor of the Toyota Camry.
  10. Reinstall the screws and reconnect the electrical connector.Reinstalling the screws on the mass airflow sensor.

     

    Reconnecting the electrical connector of the mass airflow sensor.
  11. Go to the driver's seat, start the vehicle, and start the engine. Clear the fault codes with the OBD-II scanner. As long as there is no other issue, the check engine light should stay off.  Starting the vehicle to check the check engine light.

     

  12. Get the scanner, go to the diagnostic menu again, and erase the code.Erasing the code on the scanner.Erasing the code on the scanner.Erasing the code on the scanner Mass Airflow Sensor

     

  13. Start the vehicle a few times and recheck the engine light.

That's it. Replacing the mass airflow sensor on a Toyota Camry is very easy. 

Mass Air Flow (MAF) Sensor Replacement Toyota Camry 2012-2017 Step-by-step procedure on how to replace the mass airflow sensor on a 2012-2017 Toyota Camry XV50. Fault codes P0102 and P0113 will be active if you have a faulty MAF sensor, the check engine light will come on, and the vehicle may have poor acceleration.