Hyundai Tucson: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Hyundai Tucson (LM) 2010-2015 Service Manual / Emission Control System / Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve Repair procedures

Removal
1.
Disconnect the vapor hose (A).
2.
Remove the PCV valve (B).

Inspection
1.
Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement.

   
If the plunger does not move (PCV valve is clogged), clean or replace the valve.
Installation
1.
Install in the reverse order of removal.

PCV Valve installation:
1.96 ~ 2.94 N.m (0.2 ~ 0.3 kgf.m, 1.45 ~ 2.17 lb-ft)

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

Evaporative Emission Control System
...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Mode selection
The mode selection button controls the direction of the air flow through the ventilation system. Air can be directed to the floor, dashboard outlets, or windshield. Six symbols are used to represent the direction and flow of ventilation: MAX A/C, Face, Bi-Level, Floor, Floor- Defrost and ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Relay Box (Engine Compartment) Repair procedures
Inspection 1. Disconnect the negative (-) battery terminal. 2. Pull out the relay from the engine compartment relay box. Power Relay (Type A) Check for continuity between the terminals. A : Blower relay B : Horn relay C : Cooling fan relay (Low) D : Start relay E : Burglar horn rela ...

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