How to Service the PCV Valve on Lincoln MKZ?

In order to service the PCV valve, remove the electrical connector and disconnect the crankcase ventification tube. Install a new valve when removed and put some clean engine oil on the O-ring. Be sure that the connector is oriented correctly. Take out the old valve and turn it counterclockwise and repeat the process to install it.

OEM Lincoln MKZ PCV Valve

Position Crank Ventilation Valve

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4 PCV Valves found

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Lincoln MKZ PCV Valve Part Number: 8S4Z-6A666-A
$39.73 MSRP: $63.09
You Save: $23.36 (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:
- 2013-2020 Lincoln MKZ | Black Label Hybrid, Hybrid, Premiere Hybrid, Reserve Hybrid, Reserve I Hybrid, Reserve II Hybrid, Select Hybrid | 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV)
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Lincoln MKZ PCV Valve Part Number: 2X4Z-6A666-AA
$8.64 MSRP: $13.73
You Save: $5.09 (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:
- 2013-2016 Lincoln MKZ | Base, Black Label | 6 Cyl 3.7 L GAS
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Lincoln MKZ PCV Valve Part Number: 2C5Z-6A666-AA
$80.02 MSRP: $131.67
You Save: $51.65 (40%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Valve Assembly; Crankcase Vent Valve
- Manufacturer Note: With Electric Heated PCV
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2012 Lincoln MKZ | Base | 6 Cyl 3.5 L GAS
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Lincoln MKZ PCV Valve Part Number: KR3Z-6A666-A
$7.60 MSRP: $12.25
You Save: $4.65 (38%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Valve Assembly; Crankcase Vent Valve
- Replaces: AA5Z-6A666-D, EV-290
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2017-2020 Lincoln MKZ | Black Label, Reserve, Reserve II, Select | 6 Cyl 3.0 L GAS

Lincoln MKZ PCV Valve

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Lincoln MKZ PCV Valve Parts and Q&A

PCV Valve
2C5Z-6A666-AA
Q: How to Service the PCV Valve on Lincoln MKZ?
A: In order to service the PCV valve, remove the electrical connector and disconnect the crankcase ventification tube. Install a new valve when removed and put some clean engine oil on the O-ring. Be sure that the connector is oriented correctly. Take out the old valve and turn it counterclockwise and repeat the process to install it.