How to service the spark plugs on Mercury Mariner?

Starting with disconnection of battery ground and ignition coil connectors, the ignition coil bolts have to be removed to service the spark plugs. Clear debris with compressed air in the spark plug. Check and correct spark plug gaps re-fitting with 12 Nm tight. Place dielectric grease on ignition coil boots, re-connect coils, and reconnect all.

OEM Mercury Mariner Spark Plug

Ignition Spark Plug

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6 Spark Plugs found

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Mercury Mariner Spark Plug Part Number: AGSF-22F-1MX
$5.10 MSRP: $8.27
You Save: $3.17 (39%)
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Product Specifications
- Replaces: AGSF-22F-CM, AGSF-22F-1M
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Spark Plug Part Number: CGSF-22N-A1X
$4.20 MSRP: $6.67
You Save: $2.47 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: CGSF-22N, SP-518, CGSF-22N-A1, CGSF-22F, SP-511, SP-518-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Mariner Spark Plug Part Number: AYFS-32Y-RX
$11.41 MSRP: $17.65
You Save: $6.24 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AYFS-32Y-R, SP-490, SP-530, AYSF-32Y-PC
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Hybrid, Premier | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
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Mercury Mariner Spark Plug Part Number: AGSF-32Y-RAX
$7.93 MSRP: $12.27
You Save: $4.34 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AGSF-32Y-PC, AGSF-32Y-R, AGSF-32Y-RA, SP-541, SP-541-A, SP-448
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2008 Mercury Mariner | Base, Convenience, Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
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Mercury Mariner Spark Plug Part Number: AGSF-32W-MX
$5.73 MSRP: $8.87
You Save: $3.14 (36%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: AGSF-32W-, AGSF-32W-M, AGSF-32W-MF4, SP-433
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Spark Plug Part Number: AGSF-22Y-PCX
$11.26 MSRP: $17.87
You Save: $6.61 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: AGSF-22Y-PC, SP-492
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2007 Mercury Mariner | Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV)

Mercury Mariner Spark Plug

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Mercury Mariner Spark Plug Parts and Q&A

Spark Plug
AGSF-32W-MX
Q: How to service the spark plugs on Mercury Mariner?
A: Starting with disconnection of battery ground and Ignition Coil connectors, the ignition coil bolts have to be removed to service the spark plugs. Clear debris with compressed air in the spark plug. Check and correct spark plug gaps re-fitting with 12 Nm tight. Place dielectric grease on ignition coil boots, re-connect coils, and reconnect all.