Kia Optima: Removal - Rail Pressure Sensor (RPS). Repair procedures - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2020 Service ManualKia Optima: Removal

1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2. Release the residual pressure in fuel line (Refer to Release Residual Pressure in Fuel Line in this group).
When removing the fuel pump relay, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the GDS after completion of Release Residual Pressure in Fuel Line work.
3. Remove the intake manifold (Refer to Intake And Exhaust System in EM group).
4. Disconnect the rail pressure sensor connector (A), and then remove the sensor (B) from the delivery pipe.


Inspection
1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the RPS at idle and various engine speed. Condition ...

Installation
Install the component with the specified torques. Note that internal damag ...

See also:

Automatic heating and air conditioning
The automatic climate control system is controlled by simply setting the desired temperature. The Full Automatic Temperature Control (FATC) system automatically controls the heating and cooling ...

Input Speed Sensor. Troubleshooting
Signal Waveform Fig 1) Input/Output speed sensor at low speedFig 2) Input/Output speed sensor at high speed ...

Changing the engine oil and filter
Have engine oil and filter changed by an authorized Kia dealer according to the Maintenance Schedule at the beginning of this section. WARNING Used engine oil may cause irritation or cancer ...

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