Hyundai Sonata LF: Engine Control System / Fuel Pressure Control Valve Schematic Diagrams

Fuel Pressure Control Valve Troubleshooting

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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 connector...

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Hyundai Sonata LF 2014-2019 Service Manual: Engine Room Under Cover Repair procedures

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Hyundai Sonata LF 2014-2019 Service Manual: 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. ConditionOutput Voltage (V)Idle Approx. 1.21,500 rpm2.2 ~ 2.56,300 rpm Approx. 3.0 Removal 1...