Hyundai Santa Fe (TM): 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.
Tightening Torque :
18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft)

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

    Circuit Diagram Harness Connector

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

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: A/C Pressure Transducer. Description and operation

    Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Controller

    Heater & A/C Control Unit (Manual). Components and components location Component Connector Pin Function Pin No Connector A Connector B 1 Battery Low 2 ISG B+ Common 3

    Categories

     
    Copyright © 2026 www.hsafe4.com - 0.0193