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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

Specification

Circuit Diagram

Circuit Diagram

Harness Connector

Harness Connector

Inspection

Inspection

  1. Switch "OFF" the ignition and disconnect the negative (-) batteiy terminal.
  2. Disconnect the fuel pressure regulator valve connector.
  3. Measure resistance between the fuel pressure regulator valve terminals 1 and 2.
  4.  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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