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

Start service of the mass air flow (MAF) sensor by disconnecting its electrical connection. You should first remove the electrical connector and then uninstall the MAF sensor by taking out the two retaining screws. Apply the reverse order of steps during installation while tightening the screws to 6 Nm (53 lb-in).

How to Service the Mass Air Flow Sensor on Mercury Cougar?

The service procedure for Mass Air Flow (MAF) sensor starts by removing electrical connector then disconnecting the air cleaner outlet tube from the sensor assembly. The installation process for MAF sensor service consists of performing the removal procedure in reverse after sensor removal.

How to Service the Mass Air Flow Sensor on Mercury Mariner?

Service of the mass air flow (MAF) sensor requires disconnecting the battery ground cable followed by disconnecting the MAF sensor electrical connector. The MAF sensor requires removal of its two securing screws before extraction. The new sensor installation requires screw tightening to 10 Nm (89 lb-in) followed by backward execution of the removal phase for complete installation.

OEM Mercury Mass Air Flow Sensor

MAF Sensor Meter

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30 Mass Air Flow Sensors found

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Mercury Mass Air Flow Sensor
Part Number: F67Z-12B579-MRM
$220.46 MSRP: $302.48
You Save: $82.02 (28%)
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Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor
- Replaces: F67Z-12B579-EA, F67Z-12B579-EBRM, AFLS-124-RM
Fits the following Mercury Models:
- Sable | 1996-1999 | G, GS, LS, LS Premium | 6 Cyl 3.0 L GAS
- Tracer | 1996-1999 | Base, GS, LS, Trio | 4 Cyl 1.9 L GAS, 4 Cyl 2.0 L GAS
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Mercury 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
Fits the following Mercury Models:
- Grand Marquis | 2003-2004 | GS, LS, LSE | 8 Cyl 4.6 L GAS
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Mercury Mass Air Flow Sensor
Part Number: 1L2Z-12B579-ABRM
$231.27 MSRP: $315.15
You Save: $83.88 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor
- Replaces: 1L2Z-12B579-AAA, 1L2Z-12B579-AAARM
Fits the following Mercury Models:
- Mountaineer | 2002-2005 | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Air Mass Sensor
Part Number: F57Z-12B579-TRM
$73.56 MSRP: $97.95
You Save: $24.39 (25%)
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Product Specifications
- Other Name: Sensor Assembly; Mass Air Flow Sensor; MAF Sensor Assembly
Fits the following Mercury Models:
- Mountaineer | 1997-1998 | Base | 8 Cyl 5.0 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F5RZ-12B579-BARM
$122.96 MSRP: $170.10
You Save: $47.14 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: F5RZ-12B579-B
Fits the following Mercury Models:
- Cougar | 1999 | Base | 4 Cyl 2.0 L GAS
- Mystique | 1995-2000 | Base, GS, GS Spree, LS | 4 Cyl 2.0 L GAS
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Mercury Mass Air Flow Sensor
Part Number: FOCZ-12B579-AARM
$23.50 MSRP: $32.51
You Save: $9.01 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
Fits the following Mercury Models:
- Tracer | 1991-1993 | Base, Trio | 4 Cyl 1.9 L GAS
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Mercury Mass Air Flow Sensor
Part Number: 1L2Z-12B579-ARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; Air Charge Temperature Sensor; MAF Sensor Assembly.; Air Mass Sensor
- Replaces: 1L2Z-12B579-BA, 1L2Z-12B579-BARM, XF2Z-12B579-AA, AFLS-154, XF2Z-12B579-ABRM
Fits the following Mercury Models:
- Mariner | 2005-2007 | Luxury, Premier | 6 Cyl 3.0 L GAS
- Mountaineer | 1999-2005 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS, 8 Cyl 5.0 L GAS
- Sable | 2000-2003 | LS, LS Premium | 6 Cyl 3.0 L GAS
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Mercury 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
Fits the following Mercury Models:
- Grand Marquis | 1993-1994 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury 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
Fits the following Mercury Models:
- Grand Marquis | 2000-2004 | GS, LS, LSE | 8 Cyl 4.6 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F23Z-12B579-AARM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor
Fits the following Mercury Models:
- Topaz | 1992-1994 | GS, LS, LTS, Sport | 4 Cyl 2.3 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F4SZ-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: F4SZ-12B579-A
Fits the following Mercury Models:
- Cougar | 1994-1995 | XR-7 | 6 Cyl 3.8 L GAS, 8 Cyl 4.6 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F57Z-12B579-CARM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly
Fits the following Mercury Models:
- Mountaineer | 1997 | Base | 8 Cyl 5.0 L GAS
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Mercury Air Mass Sensor
Part Number: XS8Z-12B579-BBRM
Product Specifications
- Other Name: Sensor Assembly; Mass Air Flow Sensor; MAF Sensor Assembly; MAF Sensor
Fits the following Mercury Models:
- Cougar | 2000-2002 | Base | 4 Cyl 2.0 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F57Z-12B579-NRM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor
- Replaces: F57Z-12B579-DBRM, F57Z-12B579-DA, AFLS-119-RM
Fits the following Mercury Models:
- Mountaineer | 1998 | Base | 6 Cyl 4.0 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F1ZZ-12B579-AARM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor; Sensor
- Replaces: F1ZZ-12B579-A
Fits the following Mercury Models:
- Cougar | 1991-1993 | LS, XR-7 | 6 Cyl 3.8 L GAS, 8 Cyl 5.0 L GAS
- Sable | 1992-1995 | GS, LS | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Mercury 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
Fits the following Mercury Models:
- Grand Marquis | 1992-1993 | GS, LS | 8 Cyl 4.6 L GAS
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Mercury Mass Air Flow Sensor
Part Number: 1SDZ-12B579-BBRM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor; Air Mass Sensor
- Replaces: 1SDZ-12B579-BARM, XF2Z-12B579-BA, XF2Z-12B579-BBRM
Fits the following Mercury Models:
- Sable | 2000-2003 | GS, LS, LS Premium | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Mass Air Flow Sensor
Part Number: 3W3Z-12B579-AARM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; MAF Sensor; Air Mass Sensor
Fits the following Mercury Models:
- Grand Marquis | 2003-2004 | GS, LS, LSE | 8 Cyl 4.6 L GAS
- Marauder | 2003-2004 | Base | 8 Cyl 4.6 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F37Z-12B579-RRM
Product Specifications
- Other Name: Remanufactured Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor
- Replaces: AFLS-108-RM, F37Z-12B579-F, F37Z-12B579-FARM
Fits the following Mercury Models:
- Sable | 1994-1995 | GS, LS, LTS | 6 Cyl 3.0 L GAS
- Tracer | 1994-1996 | Base, Trio | 4 Cyl 1.9 L GAS
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Mercury Mass Air Flow Sensor
Part Number: F5RZ-12B579-CARM
Product Specifications
- Other Name: Sensor Assembly; MAF Sensor Assembly; Air Mass Sensor
Fits the following Mercury Models:
- Mystique | 1995-1997 | Base, GS, GS Spree, LS, LS Young America | 6 Cyl 2.5 L GAS

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Mercury Mass Air Flow Sensor Parts Questions & Experts Answers

Mass Air Flow Sensor
3L3Z-12B579-BA
Q: How to Service the Mass Air Flow Sensor on Mercury Grand Marquis?
A: Start service of the mass air flow (MAF) sensor by disconnecting its electrical connection. You should first remove the electrical connector and then uninstall the MAF sensor by taking out the two retaining screws. Apply the reverse order of steps during installation while tightening the screws to 6 Nm (53 lb-in).
Mass Air Flow Sensor
F7RZ-12B579-VRM
Q: How to Service the Mass Air Flow Sensor on Mercury Cougar?
A: The service procedure for Mass Air Flow (MAF) sensor starts by removing electrical connector then disconnecting the air cleaner outlet tube from the sensor assembly. The installation process for MAF sensor service consists of performing the removal procedure in reverse after sensor removal.
Mass Air Flow Sensor
1L2Z-12B579-ARM
Q: How to Service the Mass Air Flow Sensor on Mercury Mariner?
A: Service of the mass air flow (MAF) sensor requires disconnecting the battery ground cable followed by disconnecting the MAF sensor electrical connector. The MAF sensor requires removal of its two securing screws before extraction. The new sensor installation requires screw tightening to 10 Nm (89 lb-in) followed by backward execution of the removal phase for complete installation.