Hyundai Genesis: Engine Control System / Purge Control Solenoid Valve (PCSV) Description and Operation
Purge Control Solenoid Valve (PCSV) is installed on the surge
tank and controls the passage between the canister and the intake
manifold. It is a solenoid valve and is open when the ECM grounds the
valve control line. When the passage is open (PCSV ON), fuel vapor
stored in the canister is transferred to the intake manifold.

Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the injector connector.
3.
Measure resistance between the injector terminals 1 and 2.
4.
Check that the resistance is within t ...
Specification
ItemSpecificationCoil Resistance (?)22.0 ~ 26.0 [20°C(68°F)]
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Other information:
Description
The stop lamp switch plays the role of supplying signals to
turn on stop lamps and convenience devices (HECU, ECU, BCM, SML, etc.).
The stop lamp switch is a system for drivers to express their intention
to the brake by press the brake pedal.
...
Removal
1.
Disconnect the vapor hose (A).
2.
Remove the rubber pad (B), and then remove the PCV valve.
Inspection
1.
Insert a thin stick (A) into the PCV valve (B) of the threaded side to check that the plunger moves.
If the plunger does not move (PCV valve is c ...