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

Hyundai Sonata LF 2014-2019 Service Manual / Engine Control / Fuel System / Fuel Delivery System / Fuel Pressure Sensor (FPS) Repair procedures

Inspection

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

Check the output voltage of fuel pressure sensor (FPS).

Specification : Refer to “Specification”

Removal

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

2.	Remove the rear seat cushion. ( Refer to Body - "Rear Seat Assembly" )

3.	Remove the fuel pump sservice cover (A).

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.	Install in the reverse order of removal.

Fuel Pressure Sensor (FPS) Schematic Diagrams

Circuit Diagram Fail-Safe Mode Item Fail-Safe Output Voltage (V) 12 If the fuel pressure sensor malfunctions, it enters fail safe mode. This means that the fuel p ...

Fuel Line Repair procedures

Removal Whenever the high pressure fuel pump, fuel pipe, deliverypipe, or injector is removed immediately after shutting offthe engine, an injury may be caused by the rele ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Filter Repair procedures
Replacement 1. Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump") 2. Remove the fixing clip (A), and then disconnect the fuel tube (B). 3. Remove the fuel pressure regulator fixing clip (A). 4. Remove the fuel pressure regulator (B) from the fuel filter. 5. Re ...

Hyundai Sonata LF 2014-2019 Owners Manual: Warning messages
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