Hyundai Elantra: Crankcase Emission Control System / Repair procedures

Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove the PCV valve.
2.
Reconnect the PCV valve to the vapor hose.
3.
Run the engine at idle, then put a finger over the open end of the PCV valve and make sure that intake manifold vacuum can be felt.
   
The plunger inside the PCV valve will move back and forth at vacuum.

4.
If the vacuum is not felt inspect PCV operation, if operating correctly clean or replace the vapor hose.
Schematic Diagrams
Schematic Diagram ...

Positive Crankcase Ventilation (PCV) Valve Description and Operation
Operation Principle ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Check Tire Pressure
■ Supervision cluster You can check the tire pressure in the Assist Mode on the cluster. Refer to the "LCD Display Mode" section in chapter 3. A "Drive to display" message will appear for the first few minutes of driving after initial engine start up. If the tire ...

Hyundai Elantra AD (2016-2020) Service Manual: Front Door Side Weatherstrip Repair procedures
Replacement [Front door side weatherstrip] 1. Loosen the front door checker (B) mounting bolt. Tightening torque : 18.6 ~ 28.4 N.m (1.7 ~ 2.2 kgf.m,13.7 ~ 21.0 lb-ft) 2. Detach the clips, then remove the front door side weatherstrip (A). 3. To intall, reverse the removal procedu ...

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