It is possible for the wires in the connector to break, causing the mass airflow sensor to not work. approach to the problem is to replace only the DME BMW 3 5 Series E60 E90. When doing this job, the mechanic may recommend changing the electrical connector that connects the mass airflow sensor to the car's computer system. a hot-film mass air flow sensor, installed between the air filter housing. If the vacuum hoses are leaking, it will give the same error code as mass airflow sensor failure. Mass air flow sensors can become dirty, or the sensor may fail, which can provide inaccurate signals to the engine computer resulting in poor fuel mixtures. It is common for the mass airflow sensor to get dirty (if the air filter is dirty) and lose the ability to read the amount of air coming in the engine. Your car’s mass air flow sensor measures the volume of air entering your engine so your engine control unit (ECU) can balance and deliver the correct fuel mass to the engine. Buy in monthly payments with Affirm on orders over 50. If the sensor goes bad, the engine will not know the right amount of fuel to add, causing problems including poor gas mileage, lack of power and more. BMW Mass Air Flow Sensor 13627551638 VDO 5WK97508Z. The computer in the car reads the amount of air coming into the engine from the mass airflow sensor and then calculates the correct amount of fuel needed for proper engine performance. For an engine to perform properly, it needs a specific amount of air-fuel mixture. Illuminated Check Engine Light Trouble Accelerating Rough Idle Poor Fuel Economy Black Exhaust Smoke Hesitation or Surging Hard Starting. The dealer should verify which air cleaner housing is on the vehicle, and make sure the correct engine calibration selection is made. Turbo boost trouble codes may also be found. The incorrect calibration will induce a DTC P0101 and excessive exhaust smoke. The mass airflow sensor measures the amount of air entering the engine. A Cylindrical Air Cleaner Housing Calibration ID 25779295. All cars take air from the outside and pass it into the engine through the air filter. The mass airflow sensor is a round tunnel made of plastic with a sensor attached inside. What is the Mass Airflow Sensor all about? Service type Mass Airflow Sensor Replacement
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