Hyundai Ioniq (AE): Engine Control System / Exhaust Gas Temperature Sensor (EGTS). Repair procedures

Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the connector of exhaust gas temperature sensors #1/#2.
3.
Measure resistance between sensor signal terminal and ground terminal.
4.
Check that the resistance is within the specification.
Exhaust Gas Temperature Sensor [EGTS #1, #2 (T3, T4)]
Temperature [°C (°F)]
Resistance (kΩ)
-40 (-40)
0.17
0 (-32)
0.201
100 (212)
0.276
200 (392)
0.35
300 (572)
0.42
400 (752)
0.489
500 (932)
0.555
600 (1112)
0.618
700 (1292)
0.68
800 (1472)
0.739
850 (1562)
0.767

Removal
[EGTS #1 (T3)]
1.
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Lift the vehicle.
3.
Disconnect the EGTS #1 connector (A).
4.
Remove the EGTS #1 (B).

[EGTS #2 (T4)]
1.
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Lift the vehicle.
3.
Disconnect the EGTS #2 connector (A).
4.
Remove the EGTS #2 (B).

Installation
   
•
Install the component to the specified torques.
•
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
1.
Install in the reverse order of removal.

    Circuit DiagramEGTS #1Harness ConnectorEGTS #2Harness Connector

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: PTC Heater. Repair procedures

    InspectionOperating Logic Test (Manual only)Inspect the PTC operation by confirmation logic as follows.1.Entering(1)Set the Floor mode and maximum heating position.(2)Turn off the blower switch.(3)Press the intake (recirculation) button 5 times or more.

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Description and operation

    System OverviewParking Distance Warning (PDW) is an electronic driving aid that warns the driver to be cautious while parking or driving at low speed. The sensor uses ultrasonic waves to detect objects within proximity of the vehicle.PDW consists of four RPS sensors which are detecting the obstacles and transmit the result separated into three war

    Categories

     
    Copyright © 2026 www.hioniqae.com - 0.0326