Hyundai Ioniq: Fuel Delivery System / Fuel Pressure Sensor (FPS). Description and operation

Hyundai Ioniq (AE) 2017-2025 Service Manual / Engine Control/Fuel System / Fuel Delivery System / Fuel Pressure Sensor (FPS). Description and operation

Description

The fuel pressure sensor (FPS) is installed on the top of the low pressure fuel pump and measures the pressure in the low pressure fuel line.

Based on the fuel pressure measured by the FPS and the amount of fuel consumed, the fuel pump control module (FPCM) determines whether to activate the low pressure fuel pump.After activating the low pressure fuel pump, the FPS continues to provide the fuel pressure information to the FPCM and the FPCM keeps controlling the fuel flow rate using the feedback information from the FPS.

Fuel Pump Control Module (FPCM). Repair procedures

Removal1.Turn the ignition switch OFF and disconnect the battery negative (-) cable.2.Remove the rear seat cushion. (Refer to Body - "Rear Seat Assembly")3...

Fuel Pressure Sensor (FPS). Specifications

Specification Pressure [KPa (kgf/cm², psi)] Output Voltage (V) 50 (0...

Other information:

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Explanation of Scheduled Maintenance Items

Engine Oil and Filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the vehicle is being driven in severe conditions, more frequent oil and filter changes are required. Fuel Filter A clogged-up fuel filter may limit the vehicle driving speed, damage the emission system, and cause the hard starting...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Air Ventilation Seat. Repair procedures

Removal[Ventilation Blower]1.Disconnect the negative (-) battery terminal.2.Remove the front seat.(Refer to Body - "Front Seat Assembly") 3.Remove the blower duct.4.Remove the blower FAN (A) after removing the screws.[Ventilation Seat Unit]1.Disconnect the negative (-) battery terminal...