Hyundai Ioniq (AE): Rail Pressure Sensor (RPS) / Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Engine Control/Fuel System / Engine Control System / Rail Pressure Sensor (RPS) / Repair procedures

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
Output Voltage (V)
Idle
 Approx. 1.2
1,500 rpm
2.2 - 2.5
6,300 rpm
 Approx. 3.0

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
   
•
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 Engine Mechanical System - "Intake Manifold")
4.
Disconnect the rail pressure sensor connector (A), and then remove the sensor (B) from the delivery pipe.

Installation
   
•
Install the component with the specified torques.
•
Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.
1.
Install in the reverse order of removal.
Rail pressure sensor installation :
30.0 - 35.0 N.m (3.0 - 3.6 kgf.m, 22.1 - 25.8 lb-ft)

    Circuit Diagram

    DescriptionAccelerator Position Sensor (APS) is installed on the accelerator pedal module and detects the rotation angle of the accelerator pedal. The APS is one of the most important sensors in engine control system, so it consists of the two sensors which adapt individual sensor power and ground line.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Intake Actuator. Components and components location

    C

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Warning Indicator. Repair procedures

    RemovalWarning Indicator1.Disconnect the negative (-) battery terminal.2.Remove the mirror (A).InstallationWarning Indicator1.Install the outside mirror.2.Connect the negative (-) battery terminal.Inspection1.Apply battery voltage to each terminal as shown in the table and verify that the mirror operates properly.

    Categories

     
    Copyright © 2026 www.hioniqae.com - 0.0144