Kia Picanto: Evaporative Emission Control System / Purge Control Solenoid Valve (PCSV)

Kia Picanto JA 2017-2024 Service & Repair Manual / Emission Control System / Evaporative Emission Control System / Purge Control Solenoid Valve (PCSV)

Coil Resistance (Ω)
18.5 - 22.5 [23°C(73.4°F)]

Description and operation
Installed on the surge tank, the Purge Control Solenoid Valve (PCSV) controls the passage between the canister and the intake manifold. This solenoid valve 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.

Schematic diagrams
Circuit Diagram


Repair procedures
Turn the ignition switch OFF.
Disconnect the PCSV connector.
Measure resistance between the PCSV terminals 1 and 2.
Check that the resistance is within the specification.
Specification: 18.5 - 22.5 [23°C(73.4°F)]
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
Remove the air cleaner.
(Refer to Engine Mechanical System - "Air Cleaner")
Disconnect the purge control solenoid valve connector (A).
Disconnect the vapor hoses (B) from the purge control solenoid valve.
Remove the PCSV (C) by loosening the mounting bolt.
Purge control solenoid valve bracket mounting bolt:
9.8 - 11.8 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)

Install the component to the specified torques.
Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.
Keep foreign materials away from the valve.
Install in the reverse order of removal.
Repair procedures Removal 1.Turn the ignition switch OFF and disconnect the battery negative (-) terminal. 2.Remove the fuel tank assembly. (Refer to Fuel System - "Fuel Tank") ...

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