Hyundai Sonata: Fuel Pressure Control Valve. Schematic Diagrams
Circuit Diagram

Fuel Pressure Control Valve. Troubleshooting
Signal Waveform
...
Fuel Pressure Control Valve. Repair procedures
Inspection
1.
Turn the ignition switch OFF and disconnect the battery negative
(-) cable.
2.
Disconnect the fuel pressure regulator valve ...
See also:
Head Lamps. Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front bumper.
(Refer to the BD group - "Front bumper") ...
Rail Pressure Sensor (RPS). Repair procedures
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the RPS at idle and various engine
speed. ...
Troubleshooting
Troubleshooting
Symptom
Suspect Area
Remedy (Refer to page)
Water leaks from sunroof
Deteriorated roof lid weatherstrip
Rep ...
