Hyundai Elantra: Immobilizer System / Immobilizer Control Unit Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Body Electrical System / Immobilizer System / Immobilizer Control Unit Repair procedures

Removal

1.	Disconnect the negative (-) battery terminal.

2.	Remove the main crash pad assembly. (Refer to Body - "Main Crash Pad Assembly")

3.	Discnnect the connector of the immobilizer unit and then remove the immobilizer unit (A) after loosening a nut.

Installation

1.	Install the immobilizer control unit after connecting the unit connector.

2.	Install the main crash pad assembly.

3.	Connect the negative (-) battery terminal.

Repair procedures

Teaching Procedures 1. Key Teaching Procedure Key teaching must be done after replacing a defective PCM(ECM) or when providing additional keys to the vehicle owner. The procedure starts with a ...

Antenna Coil Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the steering column shroud panel. (Refer to Body - "Steering Column Shroud Panel") 3. Disconnect the 6P connector (B) of ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Special Service Tools
Special Service Tools Tool (Number and Name)IllustrationUse09546-26000Strut spring compressorCompression of coli spring09568-1S100Saperate the ball joint from the front alxe09546-3X100 Shock absorber lock nut removal toolUsed for remove the shock absorber lock nut. ...

Hyundai Elantra AD (2016-2020) Owners Manual: LKA System Function Change
The driver can change LKA to Lane Departure Warning from the LCD display. Go to the 'User Settings → Driver Assistance → Lane Safety → Active LKA/Lane Keeping Assist /Lane Departure Warning/Off'. Active LKA The Active LKA mode provides more frequent steering wheel control in comp ...