Hyundai Ioniq (AE): Engine Control System / Exhaust Gas Temperature Sensor (EGTS). Description and operation

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Engine Control/Fuel System / Engine Control System / Exhaust Gas Temperature Sensor (EGTS). Description and operation

Description
Installed in exhaust manifold, the Exhaust Gas Temperature Sensor (EGTS) #1 for EWGA senses the temperature of exhaust gas flowing into the EWGA.
Installed in Gasoline Particulate Filter (GPF) assembly, the Exhaust Gas Temperature Sensor (EGTS) #2 for DPF senses the temperature of exhaust gas flowing into the GPF.
When predetermined engine condition is met, ECM burns soot collected in DPF with exhaust gas. During this, the exhaust gas temperature is an important factor of engine condition.

    Inspection1.Turn the ignition switch OFF.2.Disconnect the HO2S connector.3.Measure resistance between the HO2S terminals 2 and 5 [B1/S1].4.Measure resistance between the HO2S terminals 3 and 4 [B1/S2].

    SpecificationExhaust Gas Temperature Sensor (EGTS) #1, 2▷ Type : Thermistor type Temperature [°C (°F)] Resistance (kΩ) -40 (-40)0.

    Other information:

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

    DescriptionThe temperature control actuator is located at the heater unit. It regulates the temperature by the procedure as follows. The signal from the control unit adjusts the position of the temperature door by operating the temperature switch. Then the temperature will be regulated by the hot/cold air ratio decided by the position of the temper

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

    Replacement1.Remove the battery (-) terminal.2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")3.Remove the heater hose (A) and AEWP hose (B).4.Disconnect the lock pin to remove the heater hose pump connector (A).

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