Hyundai Santa Fe (TM): Engine Control System / Heated Oxygen Sensor (HO2S). Schematic diagrams

Circuit Diagram

Harness Connector
[Bank 1 / Sensor 1]

[Bank 1 / Sensor 2]

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

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3.

    Other information:

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

    Instructions (R-134a) When Handling Refrigerant 1. R-134a liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite. When handling the refrigerant, be sure to wear gloves.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Auto Defogging Sensor. Repair procedures

    Inspection To inspect and diagnose the sensor, refer to Self-Diagnosis procedure and DTC guide. Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the rain sensor inner cover (A) and rain sensor cover (B).

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