Hyundai Sonata: Engine Control System / Rail Pressure Sensor (RPS) Schematic Diagrams

Rail Pressure Sensor (RPS) Troubleshooting

Signal Waveform ...

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, ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: To resume Smart Cruise Control set speed
If any method other than the CRUISE toggle switch was used to cancel cruising speed and the system is still activated, the cruising speed will automatically resume when you push the toggle switch up (RES+) or down (SET-). If you push the toggle switch up (RES+), the speed will resume to the recen ...

Hyundai Sonata LF 2014-2019 Owners Manual: EPB malfunction indicator
If the EPB Malfunction Indicator remains on, comes on while driving, or does not come on when the Engine Start/Stop button is in the ON position, this indicates the EPB may have malfunctioned. Have your vehicle checked by an authorized HYUNDAI dealer as soon as possible. The EPB Malfunction Indi ...