KIA Niro: Purge Control Solenoid Valve (PCSV)
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Engine Control / Fuel System / Engine Control System / Purge Control Solenoid Valve (PCSV)
Specification

Purge Control Solenoid Valve (PCSV) Description and operation
Description
Installed on the intake manifold, the Purge Control Solenoid Valve (PCSV)
controls the evaporative
purge 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.

Circuit Diagram

Harness Connector

Purge Control Solenoid Valve (PCSV) Repair procedures
Inspection
- Switch "OFF" the ignition.
- Disconnect the PCSV connector.
- Measure resistance between the PCSV terminals 1 and 2.
- Check that the resistance is within the specification.
Specification: 14.3 - 14.7 Ω (20ºC(68ºF))
Removal
- Switch "OFF" the ignition and disconnect the negative (-) battery terminal.
- Remove the air cleaner assembly.
(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 purge control solenoid valve.

Installation
Warning
- Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.
- Use care to keep foreign material out of the valve.
- Install in the reverse order of removal.
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Variable Force Solenoid (VFS)
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake
and exhaust valve in accordance with the ECM control signal which is calculated
by the engine speed
and load.By controlling CVVT, the
CVVT Oil Control Valve (OCV)
Specification
Bank 1 / Exhaust
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake
and exhaust valve in accordance with the ECM control signal which is calculated
by the engine spe
Fuel Pressure Control Valve (FPCV)
Specification
Fuel Pressure Control Valve (FPCV) Description
Description
Installed on the high pressure fuel pump, the Fuel Pressure Control Valve
controls the flow of fuel into
the injectors in accordance with the ECM signal calculated ba
SEE MORE:
Ignition switch (Kia NIRO Hybrid)
LOCK
ACC
ON
START
Operation
LOCK
The ignition key can be removed.
ACC (Accessory)
The electrical accessories can be
operated.
ON
The warning lights can be checked.
START
Turn the ignitio
Normal charging port
Removal
Warning
Be sure to read and follow the "General Safety Information and
Caution" before doing any work related
with the high voltage system. Failure to follow the safety instructions may
result in serious electrical
in
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