Hyundai Elantra: Body Electrical System / Keyless Entry And Burglar Alarm

Smart key antenna

Repair procedures RemovalInterior 1 Antenna    • Take care not to scratch the crash pad and related parts.1...

Description and operation

DescriptionBurglar Alarm State [B/A State] B/A State Description DISARM1) In "DISARM" state, no vehicle start inhibition...

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: Heated Oxygen Sensor (HO2S)

Description and operation DescriptionHeated Oxygen Sensor (HO2S) consists of the zirconium and the alumina and is installed on upstream and downstream of the Manifold Catalyst Converter (MCC).In order that this sensor normally operates, the temperature of the sensor tip is higher than 370°C (698°F)...

Hyundai Elantra (CN7) 2021-2025 Service Manual: Intake Air Temperature Sensor (IATS)

Description and operation DescriptionIntake Air Temperature Sensor (IATS) is included inside Manifold Absolute Pressure Sensor and detects the intake air temperature.To calculate precise air quantity, correction of the air temperature is needed because air density varies according to the temperature...