Location: Chico, Ca. Fuel filter or dying FPDM would be my guess. 2004 - 2008 Ford F150 - Mass Airflow Sensor Issue symptoms - I searched the forum and really did not find too much that dealt with the issue I've been having. Truck has been running great, (230,000 miles) and after a nice long drive from NC to FL the throttle response has fallen off. The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors. A bad mass airflow sensor can leave your Jeep Liberty's engine running rough, or even inoperable. A MAF sensor measures the density of the air entering the intake manifold. It passes this information onto your Liberty's ECU. Replace mass airflow (MAF) sensor; Estimated Cost of Fixing (Including the Replacement and Repair Individually) A faulty mass airflow sensor usually causes a P0101 code. Replacing this component will cause around $240 to $330. However, the sensor may be dirty, and it’s what causes the malfunction. The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors. A bad mass airflow sensor can leave your Mercury Mariner's engine running rough, or even inoperable. A MAF sensor measures the density of the air entering the intake manifold. It passes this information onto your Mariner's ECU. The PCM will log the P010B trouble code when it detects a problem with the mass air flow (MAF) sensor or its circuit. A contaminated or defective MAF sensor, air intake leaks, and wiring issues are some of the problems that could trigger the code. . Here are a few reasons you might be experiencing symptoms of a bad mass air flow sensor: Contamination: Dirt, dust, or debris can accumulate on the sensor's wire or film, impairing its function and causing false readings. Exposure to water or oil: When moisture from water or oil vapor enters the intake system, it can coat the MAF sensor. You can get the exact same MAF sensor from a Hyundai Sonata 2.5L for your E46. Just do a search for that on here. I'm not sure which model you have but I remember reading it fits the 330i. You can pick it up from Hyundai for a fraction of the price that BMW charges for the same Seimens part number. P1188: Fuel Control (Bank 1 Sensor 1) P1250: Couldn't find that one. But my guess is that it's fuel related. To me, all of these codes are screaming "Vacuum Leak". Especially if you've already replaced the O2 sensors. Any time that unmetered air gets into the engine it screws up the mixture and confuses the ECU causing codes such as these. Genuine BMW Mass Air Flow Sensor (MAF) - E46 330i 330Ci, Z4 3.0i, X3 M54 3.0L. $460.99. Add to Cart. Alternative Products. Page 1 of . The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors. A bad mass airflow sensor can leave your Volkswagen Beetle's engine running rough, or even inoperable. A MAF sensor measures the density of the air entering the intake manifold. It passes this information onto your Beetle's ECU.

e46 mass air flow sensor symptoms