Repair procedures: Inspection

Connect the GDS on the Data Link Connector (DLC).
If there is DTC on the GDS, replace the FPCM.
Check the output voltage of fuel pressure sensor (FPS).
Specification: 5V

Fig 1: Checking Output Voltage Of Fuel Pressure Sensor
Courtesy of HYUNDAI MOTOR AMERICA
Check the output voltage of fuel pressure sensor (FPS) at idle.
Specification: 1.4 ~ 3.2 V

Fig 2: Checking Output Voltage Of Fuel Pressure Sensor At Idle
Courtesy of HYUNDAI MOTOR AMERICA
Test the lower fuel pressure line.
(Refer to "FUEL PRESSURE TEST ")

Specification: Refer to "SPECIFICATION "