Hyundai Ioniq: Electric EGR Control Valve / Repair procedures

Hyundai Ioniq (AE) 2017-2024 Service Manual / Engine Control/Fuel System / Engine Control System / Electric EGR Control Valve / Repair procedures

Inspection
[Motor]
1.
Turn the ignition switch OFF.
2.
Disconnect the EEGR valve connector.
3.
Check that the EEGR valve is stuck by foreign material.
4.
Measure resistance between motor 1 and 3 control terminals of the motor.
5.
Check that the resistance is within the specification.
▷ Specification
Item
Specification
Coil Resistance (Ω)
2.37 - 2.7

[Feedback Position Sensor]
1.
Connect the GDS to the data link connector.
2.
Perform the fully open and the fully closing operation of the EEGR valve by using the actuation test.
3.
Check that the voltage is within the specification
▷ Specification
Item
Specification
Opened Voltage (V)
0.7 - 1.3
Closed Voltage (V)
3.9 - 4.5

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Remove the air cleaner assembly
(Refer to Engine Mechanical System - "Air Cleaner")
3.
Disconnect the EEGR control valve connector (A).

4.
Remove the EGR cooler pipe.
(Refer to Engine Mechanical System - "EGR Cooler")
5.
Remove the EEGR control valve (B) after removing the mounting bolt and nut (A).

Installation
   
•
After replacing the Electric EGR control valve, MUST perform the "Component Change Routine" procedure. Otherwise trouble related with engine performance or emission control may occur until ECM learning about the component is over.
1.
Turn the ignition switch OFF.
2.
Connect the GDS to Data Link Connector (DLC).
3.
Turn ignition switch ON.
4.
Select "Vehicle, Model year, Engine, System".
5.
Select "Vehicle S/W Management".
6.
Select "Component Change Routine".
7.
Select "EGR Valve Change".
8.
Perform the procedure in accordance with the message

    Schematic diagrams

    C..

    Fuel Delivery System

    ..

    Other information:

    Hyundai Ioniq (AE) 2017-2024 Service Manual: Hydraulic Power Unit. Repair procedures


    Removal1.Turn ignition switch OFF and disconnect the negative (-) battery cable.2.Remove the wiring bracket.3.Remove the brake fluid from the reservoir with a syringe.    • Do not spill brake fluid on the vehicle, it may damage the paint; if brake fluid does contact the paint, wash it off immediately with water...

    Hyundai Ioniq (AE) 2017-2024 Service Manual: Power Relay Assembly (PRA). Description and operation


    DescriptionThe Power Relay Assembly (PRA) consists of the positive and negative main relays, pre-charge relay, pre-charge resistor and battery current sensor. It is located inside the battery pack assembly and controls the high voltage power circuit between the high voltage battery and inverter by the control signal of BMS ECU...

    Categories

    Seat Belt Warning Light

    Seat belt warning light

    Hyundai Ioniq. Seat Belt Warning Light

    As a reminder to the driver, the seat belt warning light will illuminate and warning chime will sound for approximately 6 seconds each time you place the Engine Start/Stop button to the ON position if the seat belt is unfastened.

    read more


     
    Copyright © 2024 www.hioniqae.com