Hyundai Tucson: Fuel Pressure Control Valve (FPCV)
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Control - Fuel System / 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

Circuit Diagram

Harness Connector

Inspection
- Switch "OFF" the ignition and disconnect the negative (-) batteiy terminal.
- Disconnect the fuel pressure regulator valve connector.
- Measure resistance between the fuel pressure regulator valve terminals 1 and 2.
- Check that the resistance is within the specification.
Specification : 0.53 - 0.58 20ºC (68ºF)
Removal
WARNING
- The fuel pressure regulator valve cannot be replaced as a unit.
Replace it as high pressure fuel pump
assembly.
(Refer to Fuel Delivery System - "High Pressure Fuel Pump")
Installation
WARNING
- The fuel pressure regulator valve cannot be replaced as a unit.
Replace it as high pressure fuel pump
assembly.
(Refer to Fuel Delivery System - "High Pressure Fuel Pump")
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Electric WGT Control Actuator- Desrcription
Desrcription
The Electric Waste Gate Actuator(EWGA) is installed on the turbocharger. EWGA
operates vain in
west gate turbocharger and controls the compressed air by PWM signal of ECM.
Specification
EWGA Position Sensor integrated into EWGA
Electric WGT Control Actuator- Installation
WARNING
When replacing the Electric WGT Control Actuator, perform the
rod adjustment procedure.
When install the electric WGT control actuator, do not reuse a
C-Ring.
Install in the reverse order of removal.
Adjustment
Rod Adjus
SEE MORE:
Engine Oil
Check the engine oil quality.
Check the oil deterioration, entry of water, discoloring of thinning.
If the quality is visibly poor, replace the oil.
Check the engine oil level.
After warning up the engine and then 10 minutes after the
Tires_Wheels - Installation
Installation
Apply tire soap or lubrication to the top and bottom tire beads.
WARNING
When changing the wheel, do not reuse the snap-in type TPMS sensor.
To fit the bottom bead, position the valve at the 5 o'clock position
rela
Information
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