Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

Air Flow Meter/Sensor: Service and Repair

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Mass Airflow Sensor with Intake Air Temperature Sensor Replacement

Removal Procedure

1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (Service and Repair).
2. Disconnect the engine wiring harness electrical connector (4) from the mass air flow (MAF)/intake air temperature (IAT) sensor.
3. Remove the MAF/IAT sensor screws (1).
4. Remove the MAF/IAT sensor (2) from the air cleaner assembly.
5. Remove the MAF/IAT sensor seal (3).

Installation Procedure

1. Install the MAF/IAT sensor seal (3) onto the MAF/IAT sensor.
2. Install the MAF/IAT sensor (2) to the air cleaner assembly.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the MAF/IAT sensor screws (1).

Tighten the screws to 4 Nm (35 lb in).

4. Connect the engine wiring harness electrical connector (4) to the MAF/IAT sensor.
5. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (Service and Repair).

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.