How to Service the Mass Air Flow Sensor on Mercury Grand Marquis?

In order to service the mass air flow (MAF) sensor, begin by unscrewing the battery ground cable and the electrical connector to the sensor. Then, take out the MAF sensor by unscrewing the screws holding it. Installing the new sensor is easy, by simply taking the reverse steps that were followed during the removal.

How to Service and Repair the Mass Air Flow Sensor on Mercury Grand Marquis?

In order to service Mass Air Flow (MAF) sensor, you have to disconnect the battery ground, the electrical connector and the air cleaner outlet tube. Take out the four screws, without having to touch the sensing elements. Install the calibrated MAF sensor as a unit and revert the steps of removal to its installation.

OEM Mercury Grand Marquis Mass Air Flow Sensor

MAF Sensor Meter

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8 Mass Air Flow Sensors found

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Mercury Grand Marquis 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:
- 2005-2011 Mercury Grand Marquis | GS, GSL, Limited Edition, LS, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Mass Air Flow Sensor Part Number: 3W7Z-12B579-BARM
$231.27 MSRP: $315.15
You Save: $83.88 (27%)
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Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: 3W7Z-12B579-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2004 Mercury Grand Marquis | GS, LS, LSE | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Mass Air Flow Sensor Part Number: F2VZ-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: F2VY-12B579-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1993-1994 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Mass Air Flow Sensor Part Number: FO7Z-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: FOTZ-12B579-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1992-1993 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis 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:
- 1995-1999 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Mass Air Flow Sensor Part Number: F5VZ-12B579-BARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: F5VY-12B579-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1995 Mercury Grand Marquis | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Mass Air Flow Sensor Part Number: 3W3Z-12B579-AARM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2004 Mercury Grand Marquis | GS, LS, LSE | 8 Cyl 4.6 L GAS
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Mercury Grand Marquis Mass Air Flow Sensor Part Number: XW4Z-12B579-ABRM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor; MAF Sensor
- Replaces: XW4Z-12B579-AARM, XW4Z-12B579-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2004 Mercury Grand Marquis | GS, LS, LSE | 8 Cyl 4.6 L GAS

Mercury Grand Marquis Mass Air Flow Sensor

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Mercury Grand Marquis Mass Air Flow Sensor Parts and Q&A

Mass Air Flow Sensor
3L3Z-12B579-BA
Q: How to Service the Mass Air Flow Sensor on Mercury Grand Marquis?
A: In order to service the mass air flow (MAF) sensor, begin by unscrewing the battery ground cable and the electrical connector to the sensor. Then, take out the MAF sensor by unscrewing the screws holding it. Installing the new sensor is easy, by simply taking the reverse steps that were followed during the removal.
Mass Air Flow Sensor
XW4Z-12B579-ABRM
Q: How to Service and Repair the Mass Air Flow Sensor on Mercury Grand Marquis?
A: In order to service Mass Air Flow (MAF) sensor, you have to disconnect the battery ground, the electrical connector and the air cleaner outlet tube. Take out the four screws, without having to touch the sensing elements. Install the calibrated MAF sensor as a unit and revert the steps of removal to its installation.