Operation CHARM: Car repair manuals for everyone.

Air Flow Meter/Sensor: Service and Repair



MASS AIR FLOW (MAF) SENSOR REPLACEMENT

REMOVAL PROCEDURE
1. Turn OFF the ignition.




2. Disconnect the MAF sensor harness connector.




3. Release the air cleaner cover retainer clips.




4. Remove the air cleaner outlet duct from the MAF sensor by loosening the hose clamp.

NOTE:
- 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.




5. Disconnect the air cleaner cover from the front of the MAF sensor by loosening the hose clamp.

INSTALLATION PROCEDURE




1. Attach the MAF sensor to the air cleaner cover by tightening the hose clamp.

NOTE: Refer to Fastener Notice in Service Precautions.

IMPORTANT: Point the flow arrows on the MAF sensor away from the air cleaner.

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




2. Attach the air cleaner outlet duct to the MAF sensor by tightening the hose clamp.

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




3. Install the air cleaner cover by fastening the air cleaner cover retainer clips.




4. Connect the MAF sensor harness connector.