Hyundai Sonata: Fuel Delivery System / Fuel Pump Control Module (FPCM) Repair procedures
| Removal |
| 1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
| 2. |
emove the rear seat cushion.
( Refer to Body - "Rear Seat Assembly") |
| 3. |
Remove the fuel pump service cover (A).
|
| 4. |
Disconnect the fuel pump control module connector (A). |
| 5. |
Remove the fuel pressure control module (A) after removing the screws.
|
| Installation |
| 1. |
Install in the reverse order of removal.
|
| Inspection |
| 1. |
Connect the GDS to the vehicle's data link connector (DLC). |
| 2. |
Check any DTCs and if exist, repair according to the DTC guide. |
| 3. |
Check the power supply voltage provided to the fuel pressure sensor (FPS).
|
| 4. |
Check the voltage provided to the fuel pressure sensor (FPS) at idle.
|
| 5. |
Check the fuel pressure in the low fuel line.
(Refer to Fuel Delivery System - "Fuel Pressure Test")
|
Fuel Pump Control Module (FPCM) Schematic Diagrams
Circuit Diagram
Fuel Pressure Control Module (FPCM) Terminal And Input/Output signal
FPCM Terminal Function
Pin No.DescriptionConnected to1Fuel sender ground Fuel Pump 2Fuel pressure sensor (FPS) ...
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 ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
OBD-II review
1. Overview
The California Air Resources Board (CARB) began regulation of
On Board Diagnostics (OBD) for vehicles sold in California beginning
with the 1988 model year. The first phase, OBD-I, required monitoring of
the fuel metering system, Exhaust Gas Recirculation (EGR) sy ...
Hyundai Sonata LF 2014-2019 Owners Manual: Temperature control
Turn the knob to the right to increase the fan speed and airflow. Turn the knob
to the left to decrease fan speed and airflow.
The temperature will increase or decrease by 1°F/0.5°C for each button press.
When set to the lowest temperature setting, the air conditioning will operate continuously ...
