Hyundai Ioniq (AE): Engine Control System / Knock Sensor (KS). Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Engine Control/Fuel System / Engine Control System / Knock Sensor (KS). Repair procedures

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Remove the intake manifold.
(Refer to Engine Mechanical System - "Intake Manifold")
3.
Remove the installation bolt (A), and then remove the sensor from the cylinder block.

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.
Knock sensor installation bolt :
18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft)

    Circuit Diagram

    DescriptionHeated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter.

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: General safety information and caution

    General Safety Information and CautionBe careful of the following precautions when driving the vehicle using the smart cruise control system.    â€¢ The smart cruise control system may have limits in detecting distance to the vehicle ahead due to road and traffic conditions.

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

    DescriptionRear corner radar is a system that uses two magnetic wave radar sensors attached on the rear panel to measure the distance from the following vehicles and provides the sensing and (visual and auditory) alarm of any vehicle coming into the blind spot.

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