Barometric pressure may also be calculated either in the sensor or by. The computer for correct air/fuel mixture. The computer uses this information for air/fuel.Mixture control, ignition timing and to aid the transmission in pressure control for accurate. Failure Symptoms: Malfunction Indicator Light illumination, failed emission test. Engine hesitation on acceleration, poor fuel economy, poor engine performance, engine nostart condition, engine surging. The item "Mass Air Flow Meter Sensor With Electrical Connector For MAZDA 2 3 5 6 CX7 MX5&" is in sale since Tuesday, October 18, 2016. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Air Intake & Fuel Delivery\Sensors". The seller is "globalsourcewd" and is located in El Monte, California. This item can be shipped worldwide.