How to service the MAP Sensor on 2009 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.

OEM 2009 Mercury Mariner MAP Sensor

Manifold Air Pressure Sensor

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2009 Mercury Mariner M.A.P. Sensor Part Number: 1S7Z-9F479-AD
$76.02 MSRP: $125.09
You Save: $49.07 (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
- Item Weight: 0.30 Pounds
- Item Dimensions: 6.2 x 4.2 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 1S7Z-9F479-AD
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2009 Mercury Mariner Submodels:
- 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
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2009 Mercury Mariner 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
- Base No.: 9F479
- Item Weight: 0.30 Pounds
- Item Dimensions: 3.1 x 1.7 x 2.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 6E5Z-9F479-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2009 Mercury Mariner Submodels:
- Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS

2009 Mercury Mariner MAP Sensor

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2009 Mercury Mariner MAP Sensor available at FordPartsDeal.com. You can confidently purchase our OEM 2009 Mercury Mariner MAP Sensor as they are supported by the manufacturer's warranty and our hassle-free return policy, alongside the benefit of our fast delivery service.

2009 Mercury Mariner MAP Sensor Parts Q&A

Q: How to service the MAP Sensor on 2009 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.