How to Service and Repair the PCV Valve on Mercury Mountaineer?

One should use the provided illustration along with the accompanying table to remove all parts before starting the service or repair of the Positive Crankcase Ventilation (PCV) Valve. Apply the reverse operation of removal when performing reinstallation. Replacement of the PCV valve is necessary whenever it needs removal from the valve cover since counterclockwise rotation unlocks the valve.

OEM Mercury Mountaineer PCV Valve

Position Crank Ventilation Valve

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5 PCV Valves found

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Mercury Mountaineer PCV Valve Part Number: 1F1Z-6A666-AA
$14.31 MSRP: $22.73
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Product Specifications
- Other Name: Valve Assembly; Crankcase Vent Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001 Mercury Mountaineer | Base | 6 Cyl 4.0 L GAS
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Mercury Mountaineer PCV Valve Part Number: 2L5Z-6A666-BA
$24.39 MSRP: $38.73
You Save: $14.34 (38%)
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Product Specifications
- Other Name: Kit - Crankcase Ventilation Valve; Crankcase Vent Valve
- Manufacturer Note: SOHC
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001-2003 Mercury Mountaineer | Base | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
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Mercury Mountaineer PCV Valve Part Number: 4L2Z-6A666-BA
$24.30 MSRP: $38.58
You Save: $14.28 (38%)
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Product Specifications
- Other Name: Valve Assembly; Crankcase Vent Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004-2005 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer PCV Valve Part Number: E7TZ-6A666-A
Product Specifications
- Other Name: Valve Assembly - Regulating; Crankcase Vent Valve
- Manufacturer Note: *EV-140
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-2001 Mercury Mountaineer | Base | 8 Cyl 5.0 L GAS
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Mercury Mountaineer PCV Valve Part Number: 3F2Z-6A666-AA
Product Specifications
- Other Name: Valve Assembly - Crankcase Ventilation; Crankcase Vent Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2010 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS

Mercury Mountaineer PCV Valve

OEM PCV Valve boasts unmatched quality. Each part goes through full quality checks. They adhere to Mercury's official factory standards. These steps remove flaws and inconsistencies. So you can get PCV Valve with long life and a perfect fit. Come to our website and find genuine Mercury Mountaineer parts. We keep a wide inventory of OEM Mountaineer parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

Mercury Mountaineer PCV Valve (Positive Crankcase Ventilation) is an important part that shows off the dependability and power of Mercury Mountaineer series while improving the operation and protection of engine. This PCV Valve enables any partially burnt gases in the crankcase to be safely returned to the combustion chamber while dealing with significantly reducing dangerous emissions. Due to the fact that the Mercury Mountaineer PCV Valve is controlled by the intake manifold vacuum, it is able to regulate the flow of gases in the crankcase to reduce the chances of the oil sludge formation and ensuring maximum engine performance is achieved at the same time. Available for Mercury Mountaineer years between the 1996 and 2010 models, this PCV Valve is tailored for each generation of the vehicle and the 5.0L V8, 4.0L V6 SOHC engine versions included. As was the case with most PCV systems, the Mercury Mountaineer PCV Valve serves as a flame arrester in the instance of turbocharging or backfires. Frequent checking of the PCV Valve is important so as to prevent damage the engine through oil leakages and high fuel consumption. The Linc also highlighted crispiness of the Mercury Mountaineer interiors along with the high-performance automobile parts tailored for this brand and the durability of its PCV Valve makes it an trendsetter in the market. All in all, the Mercury Mountaineer PCV Valve is crucial in the functioning of the car, its optimality in terms of energy conservation, safe operation, and eco-friendliness.

Mercury Mountaineer PCV Valve Parts and Q&A

PCV Valve
4L2Z-6A666-BA
Q: How to Service and Repair the PCV Valve on Mercury Mountaineer?
A:
One should use the provided illustration along with the accompanying table to remove all parts before starting the service or repair of the Positive Crankcase Ventilation (PCV) Valve. Apply the reverse operation of removal when performing reinstallation. Replacement of the PCV valve is necessary whenever it needs removal from the valve cover since counterclockwise rotation unlocks the valve.