Hyundai Elantra: Lighting System / Rheostat Components and Components Location

Hazard Lamp Switch Repair procedures

Inspection 1. Check for continuity between terminals. If the continuity is not as specified, replace the hazard lamp switch. Manual (Auto) Removal     • Wrap the protec ...

Rheostat Repair procedures

Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Disconnect the rheostat switch connector (A). ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Immobilizer System
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine's fuel system is disabled. When the ignition switch is placed in the ON position, the immobilizer system indicator should come on briefly, then go off. If the indicator ...

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specifications Smart Key Unit ItemsSpecificationRated voltageDC 12VOperating voltageDC 9 ~ 16VOperating temperature-22°F ~ 167°F (-30°C ~ 75°C)LoadMax. 4mA (When welcome light function off) RF Receiver ItemsSpecificationFrequency433.92 MhzAntenna typeFSK (Frequency Shift Keying) Smart ...