Hyundai Santa Fe (TM): Engine Control System / Heated Oxygen Sensor (HO2S). Description and operation

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Engine Control/Fuel System / Engine Control System / Heated Oxygen Sensor (HO2S). Description and operation

Description
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter. It varies in accordance with the air/fuel ratio.
The sensor must be hot in order to operate normally. To keep it hot, the sensor has a heater which is controlled by the ECM via a duty cycle signal. When the exhaust gas temperature is lower than the specified value, the heater warms the sensor tip.

    Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2.

    Specification HO2S [Bank 1 / Sensor 1] [Euro-V] Item Specification Heater Resistance (Ω) 2.

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Wireless Power Charger System

    Description and operating principle Description and Operation Wireless Power Charger System During ACC or IG ON, battery voltage is supplied to the wireless power charger system to transmit an output of 5 W to mobile phone. Mobile phones certified with the wireless charging standard WPC (Qi 1.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: General safety information and caution

    General Safety Information and Caution 1. Be careful when driving the vehicle using the smart cruise control system as follows. (1) On curves or inclines/declines • The smart cruise control system may have limits

    Categories

     
    Copyright © 2026 www.hsafe4.com - 0.0257