Kia Cadenza: Fuel Delivery System / Fuel Pressure Sensor (FPS) Description and Operation

Kia Cadenza YG 2016-2025 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

Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Lift the vehicle. 3. Remove the fuel pump control module mounting bolts (A). 4. Disconnect the ...

Fuel Pressure Sensor (FPS) Specifications

Specification Pressure [KPa (kgf/cm², psi)]Output Voltage (V)50 (0.51, 7.3)0.3600 (6.12, 87.0)2.51100 (11.2, 159.5)4.51200 (12.2, 174.0)5 ...

Other information:

Kia Cadenza YG 2016-2025 Service Manual: Repair procedures

On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs. • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide) 2. Check if sparks occur. (1) Re ...

Kia Cadenza YG 2016-2025 Service Manual: Output Speed Sensor Description and Operation

Description The output speed sensor is a vital unit that measures the rate of rotation of the transaxle''s turbine shaft and output shaft, and delivers the readings to the Transaxle Control Module(TCM). The sensor provides critical input data that''s used in feedback control, damper clu ...