Hyundai Tucson: Purge Control Solenoid Valve (PCSV)
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Control - Fuel System / Purge Control Solenoid Valve (PCSV)
Description
Purge Control Solenoid Valve (PCSV) is a solenoid valve and is installed on the surge tank and controls the passage between the canister and the intake manifold.
The evaporative gases gathered in the canister are delivered to the intake manifold when the PCSV is open by ECM control signal.
Specification
Circuit Diagram
Harness Connector
Inspection
- Turn ignition switch OFF.
- Disconnect PCSV connector.
- Measure resistance between PCSV terminals 1 and 2.
- Check that the resistance is within the specification.
Removal
- Turn ignition switch OFF and disconnect the battery negative (-) terminal.
- Disconnect the purge control solenoid valve connector (A).
- Disconnect the vapor hoses (B).
- Remove the purge control solenoid valve (C).
Installation
WARNING
- Install the component with the specified torques.
- Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
WARNING
Be careful of foreign material not to flow into the valve.
- Install in the reverse order of removal.
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Variable Force Solenoid (VFS)
Description
CVVT (Continuous Variable Valve Timing) system advances or retards the valve
opening and closing
timing of the intake or the exhaust valve in accordance with the ECM control,
calculated by the engine
speed and the load. The CVVT co
Fuel Pressure Control Valve (FPCV)
Description
Installed on the high pressure fuel pump, the Fuel Pressure Regulator Valve
controls the fuel amount
flowing into the injectors in accordance with the ECM signal calculated based on
various engine
conditions.
Specification
SEE MORE:
Piston Pin - Reassembly
WARNING
Thoroughly clean all parts to assembled.
Before installing the parts, apply fresh engine oil to all
sliding and rotating surfaces.
Always use new gaskets, O-ring and oil seals.
Install the crankshaft position sensor wheel
Engine Coolant Temperature Sensor (ECTS)
Description
The Engine Coolant Temperature Sensor (ECTS) is located in the cylinder block
and cylinder head,
and measures the temperature of the engine coolant. The thermistor of the
cooling water temperature
and resistance has a negative temp
Information
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