How to service the MAP Sensor on Mercury Mariner?

In order to service the Map sensor, raise the vehicle in Neutral and remove its electrical connector. Unscrew the securing screw using such a tool as KD Tool #58181. Installing the new sensor, tighten 3 Nm (27 lb-in), then lubricate O-ring seal with clean engine oil and then re-install.

How to service the MAP Sensor on Mercury Milan?

To depin service the MAP sensor, un-hook battery ground and sensor connector. Unscrew the sensor and the securing screw. During the installation of the new sensor, ensure the sensor is tightened to 3 Nm (27 lb-in) and lubricated the O-ring seal with clean engine oil and then reverse the process of removal.

OEM Mercury MAP Sensor

Manifold Air Pressure Sensor

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7 MAP Sensors found

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Mercury M.A.P. Sensor Part Number: 1S7Z-9F479-AD
$73.26 MSRP: $120.55
You Save: $47.29 (40%)
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Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; Manifold Sensor; Map Sensor; Sensor; Pressure Sensor
- Replaces: 1S7Z-9F479-AA, 4S4Z-9F479-AA, CX-1976, 1S7Z-9F479-AC, CX-2559
Fits the following Mercury Models:
- Mariner | 2005-2011 | Base, Convenience, Hybrid, Premier | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
- Milan | 2006-2011 | Base, Hybrid, Premier | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
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Mercury Map Sensor Part Number: F8XZ-9F479-AB
$132.90 MSRP: $180.85
You Save: $47.95 (27%)
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Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; Pressure Sensor
Fits the following Mercury Models:
- Villager | 1999-2002 | Base, Estate, Sport | 6 Cyl 3.3 L GAS
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Mercury M.A.P. Sensor, Passenger Side Part Number: AU2Z-9F479-A
$61.77 MSRP: $101.64
You Save: $39.87 (40%)
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Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; Manifold Sensor; Pressure Sensor; Map Sensor; Sensor
- Position: Passenger Side
- Replaces: E7FZ-9F479-A
Fits the following Mercury Models:
- Colony Park | 1987-1991 | GS, LS | 8 Cyl 5.0 L GAS
- Grand Marquis | 1984-1991 | Base, Colony Park, GS, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
- Marquis | 1985-1986 | Base, Brougham | 4 Cyl 2.3 L GAS, 6 Cyl 3.8 L GAS
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Mercury Map Sensor Part Number: E7DZ9F479A
$69.22 MSRP: $94.20
You Save: $24.98 (27%)
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Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; Pressure Sensor
Fits the following Mercury Models:
- Colony Park | 1987-1991 | GS, LS | 8 Cyl 5.0 L GAS
- Grand Marquis | 1987-1991 | GS, LS | 8 Cyl 5.0 L GAS
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Mercury Map Sensor Part Number: 5L8Z-9F479-AA
$62.02 MSRP: $84.40
You Save: $22.38 (27%)
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Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; Pressure Sensor
Fits the following Mercury Models:
- Mariner | 2008 | Base, Premier | 6 Cyl 3.0 L GAS
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Mercury M.A.P. Sensor, Passenger Side Part Number: E6FZ-9F479-A
Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; Pressure Sensor; MAP Sensor
- Position: Passenger Side
Fits the following Mercury Models:
- Grand Marquis | 1984-1986 | Base, Colony Park, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
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Mercury M.A.P. Sensor Part Number: 6E5Z-9F479-BA
Product Specifications
- Other Name: Sensor Assembly; Manifold Absolute Pressure Sensor; MAP Sensor; Pressure Sensor
- Replaces: 6E5Z-9F942-BA
Fits the following Mercury Models:
- Mariner | 2009-2011 | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
- Milan | 2006-2011 | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS

Mercury MAP Sensor Parts and Q&A

M.A.P. Sensor
6E5Z-9F479-BA
Q: How to service the MAP Sensor on Mercury Mariner?
A: In order to service the Map sensor, raise the vehicle in Neutral and remove its electrical connector. Unscrew the securing screw using such a tool as KD Tool #58181. Installing the new sensor, tighten 3 Nm (27 lb-in), then lubricate O-ring seal with clean engine oil and then re-install.
M.A.P. Sensor
1S7Z-9F479-AD
Q: How to service the MAP Sensor on Mercury Milan?
A: To depin service the MAP sensor, un-hook battery ground and sensor connector. Unscrew the sensor and the securing screw. During the installation of the new sensor, ensure the sensor is tightened to 3 Nm (27 lb-in) and lubricated the O-ring seal with clean engine oil and then reverse the process of removal.