How to Service and Repair a Mass Air Flow Sensor on Ford F-150?

In order to service Mass Air Flow (MAF) sensor, disconnect battery and air cleaner. Cut MAF sensor and its wiring very carefully without damaging sensing elements. Unscrew the grommet and MAF sensor plate, and follow the procedure in the reverse to install, making sure that the plate is properly sealed to avoid unmetered air. Replace the MAF as a unit.

How to Service the Mass Air Flow Sensor on Ford F-150?

To service the MAF sensor, remove the air cleaner cover and tray and then un-attach the electrical connector and retainer of the MAF sensor. Take off the grommet and the inner cover and unconnect the jumper wire. Lastly, loosen the MAF sensor bolts to 10 Nm (89 lb-in) and then screw them to the plane when installing.

OEM Ford F-150 Mass Air Flow Sensor

MAF Sensor Meter

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10 Mass Air Flow Sensors found

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Ford F-150 Mass Air Flow Sensor Part Number: 6L3Z-12B579-A
$47.09 MSRP: $65.15
You Save: $18.06 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cover; MAF Sensor; Air Mass Sensor
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004-2008 Ford F-150 | FX2, STX, THE 60TH ANNIVERSARY EDITION, XL, XLT | 6 Cyl 4.2 L GAS, 8 Cyl 4.6 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: BR3Z-12B579-A
$104.96 MSRP: $169.33
You Save: $64.37 (39%)
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Product Specifications
- Other Name: Sensor Assembly; MAF Sensor; Air Mass Sensor; Sensor
- Manufacturer Note: RH/LH
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2020, 2010-2014 Ford F-150 | FX2, FX4, Harley-Davidson Edition, King Ranch, Lariat, Lariat Limited, Platinum, STX, SVT Raptor, XL, XLT | 6 Cyl 3.0 L DIESEL, 6 Cyl 3.5 L GAS, 6 Cyl 3.7 L CNG, 6 Cyl 3.7 L FLEX, 6 Cyl 3.7 L LPG, 8 Cyl 5.0 L FLEX, 8 Cyl 6.2 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: 3L3Z-12B579-BA
$156.67 MSRP: $257.78
You Save: $101.11 (40%)
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Product Specifications
- Other Name: Sensor Assembly; Air Charge Temperature Sensor; Intake Air Temperature Sensor; MAF Sensor; Sensor
- Manufacturer Note: 4.6L, Police
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004-2010 Ford F-150 | FX2, FX4, Harley-Davidson Edition, King Ranch, Lariat, Limited, Platinum, STX, SVT Raptor, THE 60TH ANNIVERSARY EDITION, XL, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: XL3Z-12B579-BBRM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: XL3Z-12B579-BARM, XL3Z-12B579-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2003 Ford F-150 | Base, Harley-Davidson Edition, King Ranch, Lariat, Lightning, XL, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: 1L3Z-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: 1L3Z-12B579-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001-2003 Ford F-150 | Harley-Davidson Edition, King Ranch, Lariat, Lightning, XL, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: YC2Z-12B579-BBRM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor; Sensor
- Replaces: YC2Z-12B579-BA, YC2Z-12B579-BARM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002 Ford F-150 | King Ranch, Lariat, XL, XLT | 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Air Mass Sensor Part Number: XL3Z-12B579-ABRM
Product Specifications
- Other Name: Sensor Assembly; Mass Air Flow Sensor; MAF Sensor Assembly; MAF Sensor
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2000 Ford F-150 | Base, Harley-Davidson Edition, Lariat, Lightning, XL, XLT | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: F8LZ-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor; Sensor
- Replaces: F8LZ-12B579-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1992-2000 Ford F-150 | Base, Custom, Eddie Bauer, Harley-Davidson Edition, Lariat, Lightning, Special, XL, XLT, XLT Lariat | 6 Cyl 4.9 L BI-FUEL, 6 Cyl 4.9 L GAS, 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: F6ZZ-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: AFLS-182-RM, F6DZ-12B579-ARM, F6DZ-12B579-EARM, AFLS-120-RM, F6ZZ-12B579-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-2004 Ford F-150 | Base, FX4, King Ranch, Lariat, STX, XL, XLT | 6 Cyl 4.2 L GAS, 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford F-150 Mass Air Flow Sensor Part Number: LC3Z-12B579-B
$167.51 MSRP: $266.00
You Save: $98.49 (38%)
Product Specifications
- Other Name: Sensor Assembly; Temperature Sensor; Air Mass Sensor; Sensor
- Replaces: LC3Z-12B579-A, AFLS-198
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2021 Ford F-150 | King Ranch, Lariat, Platinum, XL, XLT | 6 Cyl 3.0 L DIESEL

Ford F-150 Mass Air Flow Sensor

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Ford F-150 Mass Air Flow Sensor Parts and Q&A

Mass Air Flow Sensor
1L3Z-12B579-AARM
Q: How to Service and Repair a Mass Air Flow Sensor on Ford F-150?
A: In order to service Mass Air Flow (MAF) sensor, disconnect battery and air cleaner. Cut MAF sensor and its wiring very carefully without damaging sensing elements. Unscrew the grommet and MAF sensor plate, and follow the procedure in the reverse to install, making sure that the plate is properly sealed to avoid unmetered air. Replace the MAF as a unit.
Mass Air Flow Sensor
6L3Z-12B579-A
Q: How to Service the Mass Air Flow Sensor on Ford F-150?
A: To service the MAF sensor, remove the air cleaner cover and tray and then un-attach the electrical connector and retainer of the MAF sensor. Take off the grommet and the inner cover and unconnect the jumper wire. Lastly, loosen the MAF sensor bolts to 10 Nm (89 lb-in) and then screw them to the plane when installing.