Dec 4, 2023 · Loss of Power. 8 Common Bad Mass Air Flow Sensor Symptoms - Faulty MAF signs. One of the most common signs of a faulty MAF sensor is a noticeable loss of power in your vehicle. This means that your engine may not be able to generate the same amount of power it once did, resulting in sluggish acceleration and reduced overall performance. Apr 3, 2022 · Mass Air Flow Sensor. A dirty Mass Air Flow (MAF) sensor can lead to the P0103 code. Your MAF sensor measures the amount of air entering the engine, and a dirty sensor might provide inaccurate readings. The solution is to clean the MAF sensor with a specialized cleaner. A faulty MAF sensor can also trigger the P0103 code. Jan 31, 2014 · step 1 :Removing the Mass Air Flow (MAF) Sensor. 0:36. Raise and support the front of the vehicle. Disconnect the MAF sensor wiring harness. Remove the two T20 Torx bolts from the MAF Sensor. Pull down the MAF sensor. step 2 :Installing the New MAF Sensor. 1:18. Put the new MAF sensor into place. The powertrain control module (PCM) uses that reading along with other sensor parameters to ensure proper fuel delivery at any given time for optimum power and fuel efficiency. This P0104 diagnostic trouble code (DTC) means that there is an intermittent or erratic fault detected in the Mass Air Flow (MAF) sensor or circuit. To begin, connect a diagnostic tool to your vehicle. Select the correct make, model, year, and engine code of the vehicle you’re working on. Record the fault codes, and check the live data parameters for the MAF sensor. Then exit the diagnostic software and switch off the ignition. You’ll also need to check the feeds, ground, and wiring. Mass air flow sensor replacement. How to replace mass air flow sensor on your car, DIY with Scotty Kilmer. How to clean mass air flow sensor. Mass air flow s .

focus st maf sensor symptoms