How to Service and Repair the PCV Valve on Ford Focus?

The service and repair process for Positive Crankcase Ventilation (PCV) valve starts with removing the intake manifold. You need to first remove the PCV hose before pulling out the PCV valve by removing its cap from the two tabs. The installation process should be conducted in the opposite direction of removal steps.

OEM Ford Focus PCV Valve

Position Crank Ventilation Valve

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5 PCV Valves found

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Ford Focus PCV Valve Part Number: YS4Z-6A666-AC
$29.20 MSRP: $46.36
You Save: $17.16 (38%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Valve Assembly; Crankcase Vent Valve
- Manufacturer Note: Also incl. in 6582 cover asy.
- Replaces: YS4Z-6A666-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2004 Ford Focus | LX, SE | 4 Cyl 2.0 L GAS
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Ford Focus PCV Valve Part Number: 4L5Z-6A666-BA
$17.29 MSRP: $27.45
You Save: $10.16 (38%)
Ships in 1 Business Day
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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:
- 2006-2007 Ford Focus | S, SE, SES, ZX3, ZX4, ZX5, ZXW | 4 Cyl 2.0 L GAS
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Ford Focus PCV Valve Part Number: 3L8Z-6A666-AD
$104.64 MSRP: $172.18
You Save: $67.54 (40%)
Ships in 1 Business Day
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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:
- 2003-2007 Ford Focus | LX, SE, ST, ZTS, ZTW, ZX3, ZX4 ST, ZX5 | 4 Cyl 2.3 L GAS
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Ford Focus PCV Valve Part Number: 4M5Z-6A666-FC
$103.43 MSRP: $173.64
You Save: $70.21 (41%)
Ships in 1-2 Business Days
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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 Ford Focus | SE, SVT, ZTS, ZTW, ZX3, ZX4, ZX5, ZXW | 4 Cyl 2.0 L GAS
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Ford Focus PCV Valve Part Number: YS4Z-6A666-BA
$46.72 MSRP: $74.18
You Save: $27.46 (38%)
ADD TO CART
Product Specifications
- Other Name: Valve Assembly; Crankcase Vent Valve
- Manufacturer Note: Also incl. in 6A785 asy.
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2003 Ford Focus | SE, Sony Limited Edition, SVT, ZTS, ZTW, ZX3, ZX5 | 4 Cyl 2.0 L GAS

Ford Focus PCV Valve

OEM PCV Valve boasts unmatched quality. Each part goes through full quality checks. They adhere to Ford'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 Ford Focus parts. We keep a wide inventory of OEM Focus 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.

The PCV Valve to Ford Focus cars are a fundamental component that play a vital role in the emissions of the exhaust and fuel efficiency of the vehicle's motor. Through returning the gases from the crankcase back into the combustion chambers where they can safely be burnt the PCV Valve helps in the prevention of environmental pollution and formation of oil sludge. Depending on the vacuum in the intake manifold, the PCV Valve will only regulate the flow of gases during idle while allowing the crankcase gases to be adequately ventilated if the RPM is increased. Also, the PCV Valve can also functions as a flame arrester, and help in compression to increase engine power. This PCV valve carry out optimal when it is frequently checked and maintained so as to avoid a situation that it will need repair which is very expensive.

Ford Focus PCV Valve Parts and Q&A

PCV Valve
3L8Z-6A666-AD
Q: How to Service and Repair the PCV Valve on Ford Focus?
A:
The service and repair process for Positive Crankcase Ventilation (PCV) valve starts with removing the Intake Manifold. You need to first remove the PCV hose before pulling out the PCV valve by removing its cap from the two tabs. The installation process should be conducted in the opposite direction of removal steps.