Hyundai Elantra: Driving Your Vehicle / Braking System

Good Driving Practices

Never move the shift lever from P (Park) or N (Neutral) to any other position with the accelerator pedal depressed. Never move the shift lever into P (Park) when the vehicle is in motion. B ...

Power Brakes

Your vehicle has power-assisted brakes that adjust automatically through normal usage. If the engine is not running or is turned off while driving, the power assist for the brakes will not work. ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specification ItemSpecificationUltrasonic sensorVoltage ratingDC 12VDetecting rangeF PAS : 100 / 60 /30cmR PAS : 120 / 60 /30cmOperation voltageDC 9 ~ 16VOperation currentMAX 350mAOperation temperature-30°C ~ +80°C (-22°C ~ +176°C)Operation frequency48 ± 5KHzNumber of sensors8EA ...

Hyundai Elantra AD (2016-2020) Service Manual: Auto Defoging Actuator Specifications
Specifications Door positionVoltage (V)Error detectingMax. cooling0.3 ± 0.15Low voltage : 0.1V or lessMax. heating4.7 ± 0.15High voltage : 4.9V or more ...