Hyundai Elantra: Smart Key System / Specifications

Hyundai Elantra AD (2016-2020) Service Manual / Body Electrical System / Smart Key System / Specifications

Specifications

Smart Key Unit

Items	Specification
Rated voltage	DC 12V
Operating voltage	DC 9 ~ 16V
Operating temperature	-22°F ~ 167°F (-30°C ~ 75°C)
Load	Max. 4mA (When welcome light function off)

RF Receiver

Items	Specification
Frequency	433.92 Mhz
Antenna type	FSK (Frequency Shift Keying)

Smart Key Fob

Items

Specification

Battery

Lithium battery 3V 1EA

Distance

30m from vehicle, RF : 30m, Passive(LF) : 0.7m

Battery life

More than 2 years (10 times / a day)

•	An inappropriately disposed battery can be harmful to the environment and human health.

•	Dispose the battery according to your local law(s) or regulation.

Push buttons

4 (Door lock / unlock, Liftgate, Panic)

Frequency(Rx)

125 kHz

Frequency(Tx)

433.92 MHz

Numbers

2EA

Antenna

Items	Specification
Rated voltage	DC 12V
Operating voltage	DC 9 ~ 16V
Operating temperature	-22°F ~ 167°F (-30°C ~ 75°C)
Frequency	125kHz
Numbers	Interior(2EA), Door(2EA), Bumper(1EA), Trunk(1EA)

Smart Key System

...

Components and Components Location

Component Location (1) 1. Interior antenna 12. Interior antenna 23. Door outside handle4. Smart key unit (SMK)5. Buzzer Component Location (2) 1. Trunk open switch2. Bumper antenna3. Trunk ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Manifold Absolute Pressure Sensor (MAPS) Description and Operation
Description Manifold Absolute Pressure Sensor (MAPS) is a speed-density type sensor and is installed on the surge tank. It senses absolute pressure of the surge tank and transfers the analog signal proportional to the pressure to the ECM. By using this signal, the ECM calculates the intak ...

Hyundai Elantra AD (2016-2020) Service Manual: Rear Door Trim Repair procedures
Replacement • Put on gloves to prevent hand injuries. • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Be careful not to scratch the door trim and ot ...