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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Fuel Delivery System - 1.6L (Except HEV)) >> Fuel Pump Control Module (FPCM) >> Repair Procedures >> Inspection

Repair Procedures: Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Connect the GDS to the vehicle's data link connector (DLC).
  2. Check any DTCs and if exist, repair according to the DTC guide.
  3. Check the power supply voltage provided to the fuel pressure sensor (FPS). Specification: 5V
    Fig 1: Checking Power Supply Voltage Provided To Fuel Pressure Sensor
    G11987383Courtesy of HYUNDAI MOTOR AMERICA
  4. Check the voltage provided to the fuel pressure sensor (FPS) at idle. Specification: 1.9 ~ 3.2 V
    Fig 2: Checking Voltage Provided To Fuel Pressure Sensor At Idle
    G11987384Courtesy of HYUNDAI MOTOR AMERICA
  5. Check the fuel pressure in the low fuel line.

    (Refer to Fuel Delivery System - "FUEL PRESSURE TEST ")

    Items Specification
    Start Max. 600 KPa (Max. 6.1 kgf/cm2 , Max. 87.0 psi)
    In operation 350 ~ 500 KPa (3.5 ~ 5.1 kgf/cm2 , 50.7 ~ 72.5 psi)
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