How to service the ignition coil-on-plug on Mercury Marauder?

The service for ignition coil-on-plug requires disconnecting the battery ground cable then taking off the air cleaner outlet tube. Start by removing the right-hand ignition coil cover after you unscrew all its cover bolts followed by disconnection of connectors which paves the way to ignition coil removal. Apply the same procedure to the left-hand ignition coil cover by first disconnecting connectors before unfastening the coil. After examining the ignition coil boot check the spring position and then inspect the boot tip for damage before installing the ignition coils. Installation of the ignition coil requires the removal procedure to be performed in reverse order with lightweight silicone brake caliper grease and dielectric compound applied to the inside of each boot.

How to service the ignition coil-on-plug on the LH side on Mercury Grand Marquis?

The first step to service the ignition coil-on-plug on the LH side involves taking away the air cleaner outlet pipe. Unplug the electrical connector from the ignition coil-on-plug before removing its bolt. Reinstall the bolt tightly to 6 Nm (53 lb-in). Remove the ignition coil-on-plug after disconnecting it from the electrical connector before reinstalling per the previous steps in reverse order.

How to service the ignition coil-on-plug on Mercury Mariner?

Service of the ignition coil-on-plug requires a starting point which includes disconnecting the battery ground cable and ignition coil electrical connectors. The service begins by unfastening the bolts which maintain the ignition coils in position before pulling out the coils. You should install new coils by tightening bolts to 8 Nm (71 lb-in) before following the removal process in reverse. Before fastening ignition coil boots onto spark plugs it is essential to apply a minimal amount of dielectric grease inside the boots.

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18 Ignition Coils found

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Mercury Ignition Coil
Part Number: F5SZ-12029-B
$90.50 MSRP: $148.91
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil Oe Quality; Distributor Less Coil; Direct Ignition Coil; Coil Assembly; Coil
- Replaces: F1SZ-12029-A, F5SZ-12029-A
Fits the following Mercury Models:
- Cougar | 1999-2000, 1992-1997, 1989-1990 | LS, V6, XR-7 | 6 Cyl 2.5 L GAS, 6 Cyl 3.8 L GAS
- Mystique | 1995-2000 | Base, GS, GS Spree, LS, LS Young America | 6 Cyl 2.5 L GAS
- Sable | 1996-2000 | G, GS, LS, LS Premium | 6 Cyl 3.0 L GAS
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Mercury Ignition Coil
Part Number: 7U2Z-12029-B
$68.99 MSRP: $115.82
You Save: $46.83 (41%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil Oe Quality; Distributor Less Coil; Direct Ignition Coil; Coil Assembly; Coil
- Replaces: 7U2Z-12029-A, DG-484, F1VY-12029-A, F37Z-12029-A, F5LY-12029-A, F5OY-12029-A, F5OY-12029-B, E8TZ-12029-A, YS4Z-12029-AA
Fits the following Mercury Models:
- Cougar | 1994-1997 | XR-7 | 8 Cyl 4.6 L GAS
- Grand Marquis | 1992-1997 | GS, LS | 8 Cyl 4.6 L GAS
- Mountaineer | 1997-2001 | Base | 8 Cyl 5.0 L GAS
- Tracer | 1991-1999 | Base, GS, LS, Trio | 4 Cyl 1.9 L GAS, 4 Cyl 2.0 L GAS
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Mercury Ignition Coil
Part Number: 5F2Z-12029-AD
$79.89 MSRP: $131.45
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil Oe Quality; Direct Ignition Coil; Coil
- Replaces: 1F2Z-12029-AC
Fits the following Mercury Models:
- Cougar | 2001-2002 | Base, S, V6 | 6 Cyl 2.5 L GAS
- Monterey | 2004-2007 | Base, Convenience, Luxury, Premier | 6 Cyl 4.2 L GAS
- Sable | 2001-2005 | GS, LS, LS Premium, Platinum Edition | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Ignition Coil
Part Number: 4M5Z-12029-B
$57.68 MSRP: $94.91
You Save: $37.23 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Ignition Coil Set; Coil
- Replaces: 4M5Z-12029-BC, DG-507, 4M5Z-12029-A
Fits the following Mercury Models:
- Mariner | 2005-2008 | Base, Convenience, Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
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Mercury Ignition Coil
Part Number: F7PZ-12029-AA
$36.98 MSRP: $58.73
You Save: $21.75 (38%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Coil
- Replaces: F5FZ-12029-A, F32Z-12029-A, F5ZZ-12029-A
Fits the following Mercury Models:
- Capri | 1985-1986 | 5.0, GS, RS | 4 Cyl 2.3 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.0 L GAS
- Cougar | 1984-1997 | Base, LS, XR-7 | 4 Cyl 2.3 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.0 L GAS
- Lynx | 1984-1987 | Base, GL, GS, L, XR3 | 4 Cyl 1.6 L GAS, 4 Cyl 1.9 L GAS, 4 Cyl 2.0 L DIESEL
- Marquis | 1984-1986 | Base, Brougham | 4 Cyl 2.3 L GAS, 4 Cyl 2.3 L LPG, 6 Cyl 3.8 L GAS
- Sable | 1986-1995 | GS, LS, LTS | 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
- Topaz | 1984-1994 | Base, GS, GS AWD, LS, LS AWD, LTS, LTS AWD, Sport, Sport AWD, XR5, XR5 AWD | 4 Cyl 2.0 L DIESEL, 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mercury Ignition Coil
Part Number: FOTZ-12029-A
$83.87 MSRP: $138.00
You Save: $54.13 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Distributor Less Coil; Coil
- Manufacturer Note: OHV, SOHC
Fits the following Mercury Models:
- Mountaineer | 1998-2010 | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS
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Mercury Ignition Coil
Part Number: 9E5Z-12029-A
$65.20 MSRP: $109.45
You Save: $44.25 (41%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Coil
Fits the following Mercury Models:
- Mariner | 2009-2011 | Base, Hybrid, Premier | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
- Milan | 2010-2011 | Base, Hybrid, Premier | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
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Mercury Ignition Coil, Brown
Part Number: 8L3Z-12029-A
$46.03 MSRP: $73.09
You Save: $27.06 (38%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Ignition Coil Set; Coil
- Manufacturer Note: With Brown Coil Boots
Fits the following Mercury Models:
- Mountaineer | 2008-2010 | Premier | 8 Cyl 4.6 L GAS
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Mercury Ignition Coil
Part Number: 7T4Z-12029-E
$56.13 MSRP: $92.36
You Save: $36.23 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Coil
Fits the following Mercury Models:
- Sable | 2008-2009 | Base, Premier | 6 Cyl 3.5 L GAS
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Mercury Ignition Coil
Part Number: 6E5Z-12029-BA
$79.34 MSRP: $130.55
You Save: $51.21 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil
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
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Mercury Ignition Coil
Part Number: 3W7Z-12029-AA
$55.58 MSRP: $91.45
You Save: $35.87 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Ignition Coil Set; Coil
- Replaces: 1L2Z-12029-AA, 8W7Z-12029-A, DG-540
Fits the following Mercury Models:
- Grand Marquis | 1998-2011 | GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
- Marauder | 2003-2004 | Base | 8 Cyl 4.6 L GAS
- Mountaineer | 2002-2005 | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Ignition Coil, Black
Part Number: 3L3Z-12029-BA
$49.28 MSRP: $81.09
You Save: $31.81 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Ignition Coil Set; Coil
- Manufacturer Note: With Black Coil Boots
Fits the following Mercury Models:
- Mountaineer | 2006-2008 | Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Ignition Coil
Part Number: 6E5Z-12029-AA
$74.52 MSRP: $101.40
You Save: $26.88 (27%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality
Fits the following Mercury Models:
- Milan | 2006-2009 | Base, Premier | 4 Cyl 2.3 L GAS
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Mercury Ignition Coil
Part Number: 2M2Z-12029-AC
$68.51 MSRP: $112.73
You Save: $44.22 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil
- Replaces: 9L8Z-12029-A, DG-500, DG-539
Fits the following Mercury Models:
- Mariner | 2005-2008 | Base, Luxury, Premier | 6 Cyl 3.0 L GAS
- Montego | 2005-2007 | Luxury, Premier | 6 Cyl 3.0 L GAS
- Sable | 2000-2005 | LS, LS Premium, Platinum Edition | 6 Cyl 3.0 L GAS
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Mercury Ignition Coil
Part Number: F5RZ-12029-D
$144.72 MSRP: $243.64
You Save: $98.92 (41%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil Oe Quality; Distributor Less Coil; Direct Ignition Coil; Coil
- Replaces: F5RZ-12029-C
Fits the following Mercury Models:
- Cougar | 1999-2002 | Base | 4 Cyl 2.0 L GAS
- Mystique | 1995-1999 | Base, GS, GS Spree, LS | 4 Cyl 2.0 L GAS
- Tracer | 1998-1999 | GS, LS, Trio | 4 Cyl 2.0 L GAS
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Mercury Ignition Coil
Part Number: 988Z-12029-A
$68.95 MSRP: $113.45
You Save: $44.50 (40%)
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil Oe Quality; Distributor Less Coil; Direct Ignition Coil; Coil
- Replaces: XS8Z-12029-AD, XS8Z-12029-AA
Fits the following Mercury Models:
- Mystique | 1999-2000 | GS, LS | 4 Cyl 2.0 L GAS, 6 Cyl 2.5 L GAS
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Mercury Ignition Coil
Part Number: 4L7Z-12029-AB
$49.91 MSRP: $83.64
You Save: $33.73 (41%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Coil Assembly - Ignition; Direct Ignition Coil; Direct Ignition Coil Oe Quality; Coil On Plug Coil; Ignition Coil Set; Coil
- Replaces: 4L7Z-12029-AA, 2C6Z-12029-AA
Fits the following Mercury Models:
- Marauder | 2003-2004 | Base | 8 Cyl 4.6 L GAS
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Mercury Ignition Coil
Part Number: F5XZ12029AA
Product Specifications
- Other Name: Coil Assembly - Ignition; Coil Assembly
Fits the following Mercury Models:
- Villager | 1993-1998 | GS, LS, Nautica | 6 Cyl 3.0 L GAS

Mercury Ignition Coil Parts Questions & Experts Answers

Ignition Coil
4L7Z-12029-AB
Q: How to service the ignition coil-on-plug on Mercury Marauder?
A: The service for ignition coil-on-plug requires disconnecting the battery ground cable then taking off the air cleaner outlet tube. Start by removing the right-hand ignition coil cover after you unscrew all its cover bolts followed by disconnection of connectors which paves the way to ignition coil removal. Apply the same procedure to the left-hand ignition coil cover by first disconnecting connectors before unfastening the coil. After examining the ignition coil boot check the spring position and then inspect the boot tip for damage before installing the ignition coils. Installation of the ignition coil requires the removal procedure to be performed in reverse order with lightweight silicone brake caliper grease and dielectric compound applied to the inside of each boot.
Ignition Coil
3W7Z-12029-AA
Q: How to service the ignition coil-on-plug on the LH side on Mercury Grand Marquis?
A: The first step to service the ignition coil-on-plug on the LH side involves taking away the air cleaner outlet pipe. Unplug the electrical connector from the ignition coil-on-plug before removing its bolt. Reinstall the bolt tightly to 6 Nm (53 lb-in). Remove the ignition coil-on-plug after disconnecting it from the electrical connector before reinstalling per the previous steps in reverse order.
Ignition Coil
2M2Z-12029-AC
Q: How to service the ignition coil-on-plug on Mercury Mariner?
A: Service of the ignition coil-on-plug requires a starting point which includes disconnecting the battery ground cable and ignition coil electrical connectors. The service begins by unfastening the bolts which maintain the ignition coils in position before pulling out the coils. You should install new coils by tightening bolts to 8 Nm (71 lb-in) before following the removal process in reverse. Before fastening ignition coil boots onto spark plugs it is essential to apply a minimal amount of dielectric grease inside the boots.