Hyundai Elantra: Engine Control System / Heated Oxygen Sensor (HO2S) Schematic Diagrams

Circuit Diagram

Heated Oxygen Sensor (HO2S) Specifications
Specification HO2S [Bank 1/Sensor 1] (Linear type) ItemSpecificationHeater Resistance (?)2.4 ~ 4.0 [20°C(68°F)] HO2S [Bank 1/Sensor 2] (Binary type) A/F Ratio (?)Output Voltage(V)RICH0.6 ~ 1 ...

Heated Oxygen Sensor (HO2S) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 2 and 5 [B1/S1]. Measure resistance between the HO2S termina ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Compressor Description and Operation
Description The compressor is the power unit of the A/C system. It is located on the side of engine block and driven by a V-belt of the engine. The compressor changes low pressure and low temperature refrigerant gas into high pressure and high temperature refrigerant gas. Variable Swash Plat ...

Hyundai Elantra AD (2016-2020) Service Manual: Air Cleaner Repair procedures
Removal and Installation Air Cleaner Assembly 1. Remove the engine cover. (Refer to Engine And Transaxle Assembly - “Engine Cover”) 2. Disconnect the battery negative terminal. 3. Remove the air duct (A). 4. Disconnect the breather hose (A). 5. Disconnect the intake hose ...

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