Walker Products Mass Air Flow Sensor P/N:245-1146
Walker Products 245-1290 mass air flow sensor for the 2007-2013 BMW 328i 6-cylinder 3.0L and other vehicles measures the air flowing into the engine. The engine computer uses that reading to adjust the air-fuel ratio.
A failing mass air flow sensor can show up as a rough idle, hesitation or poor fuel economy. A dirty air filter, an intake leak or a faulty oxygen sensor can be behind those signs too, so find the cause before you buy a new sensor.
The vehicles it fits include the 2008-2013 BMW 125i 6-cylinder 3.0L and the 2008-2013 BMW 128i 6-cylinder 3.0L. This listing is one sensor, and the 2007-2013 BMW 328i 6-cylinder 3.0L takes one. To check your exact model and engine, open the "Vehicles it fits" section.
Fit and size
Build and materials
One mass air flow sensor with replacement Torx screws and the corresponding tools.
Interchange: 74-50082 · 8ET009142-631
13627551638 · 13627585680 · 7551638 · 7585680 · FDM931 · 86191 · MAS0287 · MA281 · 19739 · 5WK97508Z
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This part cross-references / interchanges with the following part numbers:
Is this the right mass air flow sensor for a 2007-2013 BMW 328i 6-cylinder 3.0L?
Yes, Walker Products 245-1290 is listed for the 2007-2013 BMW 328i 6-cylinder 3.0L; open the "Vehicles it fits" section to check other models and engines.
Does the Walker Products 245-1290 come with Torx screws?
Yes. Walker Products 245-1290 is supplied with replacement Torx screws and the corresponding tools.
How many terminals does the connector on this mass air flow sensor have?
The connector has 5 terminals and is a female connector.
Can a failing mass air flow sensor cause a rough idle or poor fuel economy?
Yes, it can contribute, since the engine computer relies on the air flow reading to set fuel. A shop can test the sensor's readings with a scan tool.
Is the Walker Products 245-1290 programmed and tested before sale?
Yes. Walker Products 245-1290 is programmed and tested for fit, form and function before sale, and its calibrations go through 100% production testing.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.