2019-2024 NISSAN SENTRA 2.0L,Troubleshoot & Replace Positive Crank Ventilation (PCV) Valve (MR20DD)

A DIY auto mechanic describes must-have tips for troubleshooting and replacing a PCV valve in a 2021 NISSAN SENTRA SV. (MR20DD)
The most common signs of a faulty PCV valve include high engine pressure, low oil level, head gasket leaks, class III oil leaks, engine noise (whistle), hard start, and check engine code P0101.
Supply list:
1. PCV Valve 11810-6N202 0450350 for Sentra 2.0L
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2. Gumout 800002231-6PK Carb and Choke Cleaner, 14 oz. (Pack of 6)
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Tools:
1. Adjustable pliers
2. 24mm socket w/ rachet
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3. Option - VD30 Enhanced OBD2 Scanner, Car Code Reader, Universal Check Engine Light Code Reader, Auto Diagnostic Tool for All OBDII Vehicles, Turn Off CEL, Read/Clear Codes, Live Data, Voltage Test
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4. PROTECT YOUR INVESTMENT - 3Pcs Set Automotive Fender Covers Magnetic
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5. Windshield Sun Shade
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P.P.E.
1. Gloves
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2. Safety glasses
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3. Long sleeve shirt
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