Walker Products Mass Air Flow Sensor P/N:245-1052
Walker Products 245-1219 mass air flow sensor for the 1995-2001 BMW 750iL V12 5.4L and other vehicles measures the air entering the engine. This Walker Products mass air flow sensor assembly gives the ECU the air flow data it uses to set the air-fuel mix.
A worn mass air flow sensor can show up as a rough idle, hesitation on acceleration, poor fuel economy or a check engine light, though a clogged air filter or a leaking intake hose can be behind the same signs. Each engine takes a single sensor, and this listing is one.
This mass air flow sensor assembly also fits the 1996-1999 BMW 318i 4-cylinder 1.9L and the 1996-1999 BMW 318is 4-cylinder 1.9L. If your BMW is not named here, look up its year and engine in the "Vehicles it fits" section.
Fit and size
Build and materials
One mass air flow sensor assembly with its housing. Mounting hardware is not included, so plan on new mounting hardware, since the old pieces may not be reusable.
Interchange: 213-3357 · 0 280 217 110 · 74-10040 · 917-881 · 4M-1091
13621736224 · 59100 · MF21120 · MF21120N · AF10226 · MAF1064 · 7175 · MAS0384 · MA110
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Is this a BMW 318i mass air flow sensor for 1996-1999 cars with the 4-cylinder 1.9L?
Yes, Walker Products 245-1219 is listed for the 1996-1999 BMW 318i 4-cylinder 1.9L, and the "Vehicles it fits" section covers other BMW models and years.
Does the Walker 245-1219 mass air flow sensor come with its housing?
Yes, Walker Products 245-1219 is a sensor and housing assembly; mounting hardware is not included.
How many terminals does this mass air flow sensor connector have?
The connector has 4 terminals and is female, and each engine takes one sensor.
Is Walker Products 245-1219 tested before it is sold?
Yes, each Walker Products 245-1219 sensor is programmed and tested for fit, form and function, and its calibrations go through 100% production testing.
Can oil from my hands damage a mass air flow sensor during installation?
Yes, oils from your hands, and even air pollution, can damage the sensor, so handle it with care. Some vehicle makers advise replacing the complete housing assembly, and this one includes the housing.
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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.