Hyundai Tucson: 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 Tucson (LM) 2010-2015 Owners Manual: To decrease cruise control speed
Push the lever (1) down (to SET-) and hold it. Your vehicle will gradually slow down. Release the lever at the speed you want to maintain. Push the lever (1) down (to SET-) and release it immediately. The cruising speed will decrease 1.0 mph (1.6 km/h) each time the lever is operated ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Engine Coolant Temperature Sensor (ECTS) Schematic Diagrams
Circuit Diagram (M/T) (A/T) ...

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