Hyundai Genesis: Fuel Delivery System / Fuel Pressure Sensor (FPS) Repair procedures

Inspection

1.	Connect the GDS on the Data Link Connector (DLC).

2.	Check the output voltage of fuel pressure sensor (FPS). Specification: Refer to “Specification”

Removal

1.	Turn ignition switch OFF and disconnect the negative (-)battery cable.

2.	Fold the rear seat cushion.

3.	Remove the fuel pump service cover (A) after loosening the screws.

4.	Disconnect the fuel pressure sensor connector (A).

5.	Remove the fuel pressure sensor fixing pin (B).

6.	Remove the fuel pressure sensor (C) from the fuel pump.

Installation

1.	To install, reverse the removal procedure.

Fuel Pressure Sensor (FPS) Troubleshooting

Fail-Safe Mode ItemFail-SafeDuty (%)85     If the fuel pressure sensor malfunctions, it enters fail safe mode. This means that the fuel pressure rises to match the increasi ...

Fuel Line Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the negative (-) battery terminal. 2. Release the residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pre ...

Other information:

Hyundai Genesis (DH) 2013-2016 Service Manual: Barometric Pressure Sensor (BPS) Description and Operation

Description Barometric Pressure Sensor (BPS) is a speed-density type sensor and is installed on the air cleaner assembly. It senses absolute pressure of the air cleaner assembly and transfers the analog signal proportional to the pressure to the ECM. By using this signal, the ECM calculat ...

Hyundai Genesis (DH) 2013-2016 Service Manual: Heated Oxygen Sensor (HO2S) Specifications

Specification A/F Ratio (?)Output Voltage(V)RICHMin. 0.8LEANMax. 0.1 ItemSpecificationHeater Resistance (?)3.0 ~ 4.1 [20°C(68°F)] ...