Hyundai Sonata: Repair procedures - Crankcase Emission Control System - Emission Control SystemHyundai Sonata: 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 ...

    See also:

    Fuses
    A vehicle’s electrical system is protected from electrical overload damage by fuses. This vehicle has 2 fuse panels, one located in the driver’s side panel bolster, the other in the engine ...

    Mic. Repair procedures
    Inspection 1. Disconnect the negative(-) battery terminal. 2. Remove the roof trim. (Refer to the BD group - "Roof trim") ...

    Clutch Pedal. Repair procedures
    Removal Do not spill brake fluid on the vehicle; it may damage the paint if brake fluid does contact the paint, wash it off im ...