Hyundai Elantra: Engine Electrical System / Smart Cruise Control System

Cruise Control Switch Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Remove the steering wheel assembly. 3. Remove the screws from the steering back cover (A). 4. ...

General Safety Information and Caution

General Safety Information and Caution Be careful when driving the vehicle using the smart cruise control system as follows.     • The smart cruise control system may have l ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Transaxle Control Module (TCM) Description and Operation
Description • Monitors the vehicle's operating conditions to determine the optimal gear setting. • Performs a gear change if the current gear setting differs from the identified optimal gear setting. • Determines the need for Damper Clutch (D/C) activation and engages the clu ...

Hyundai Elantra AD (2016-2020) Service Manual: 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 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 ...