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

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: Troubleshooting
Troubleshooting SymptomSuspect areaRemedyCharging warning indicator does not light with ignition switch "ON" and engine off.Fuse blownCheck fusesLight burned outReplace lightWiring connection looseTighten loose connectionElectronic voltage regulatorDisconnect the voltage regulator to see if lig ...

Hyundai Elantra AD (2016-2020) Service Manual: Stop Lamp Switch Schematic Diagrams
Schematic Diagram System circuit diagram Terminal function TeminalDescription1IGN12Engine Control Module (ECM)3B+4Stop Lmap ...