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Air Flow Meter/Sensor: Service and Repair



Mass Airflow Sensor/Intake Air Temperature Sensor Replacement

Removal Procedure





1. Disconnect the mass air flow (MAF)/intake air temperature (IAT) sensor electrical connector.




2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (Service and Repair) .




3. Remove the MAF/IAT sensor screws.

Notice:
* Handle the MAF sensor carefully.
* Do not drop the MAF sensor in order to prevent damage to the MAF sensor.
* Do not damage the screen located on the air inlet end of the MAF.
* Do not touch the sensing elements.
* Do not allow solvents and lubricants to come in contact with the sensing elements.
* Use a small amount of a soap based solution in order to aid in the installation.



4. Carefully remove the MAF/IAT sensor from the air cleaner housing cover.
5. Discard the MAF/IAT sensor gasket.



Installation Procedure






Notice:
* Handle the MAF sensor carefully.
* Do not drop the MAF sensor in order to prevent damage to the MAF sensor.
* Do not damage the screen located on the air inlet end of the MAF.
* Do not touch the sensing elements.
* Do not allow solvents and lubricants to come in contact with the sensing elements.
* Use a small amount of a soap based solution in order to aid in the installation.



1. Install a NEW MAF/IAT sensor gasket.
2. Carefully install the MAF/IAT sensor into the air cleaner housing cover.

Notice: Refer to Fastener Notice .

3. Install the MAF/IAT sensor screws.

Tighten the screws to 4 N.m (35 lb in).





4. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (Service and Repair) .




5. Reconnect the MAF/IAT sensor electrical connector.