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: Schematic Diagrams
Trouble Symptom Charts Component Parts And Function Outline Component partFunctionCruise Control SwitchInput the set speed and distance to the SCC ECU.Instrument ClusterDisplay various information inputted from SCC.Smart Cruise Control UnitRecognize and track the vehicle ahead.Calculate the targ ...

Hyundai Elantra AD (2016-2020) Owners Manual: Smart Cruise Control System
1. Cruise indicator 2. Set speed 3. Vehicle-to-vehicle distance To see the SCC screen on the LCD display in the cluster, select Assist mode (). For more details, refer to "LCD Display Modes" in chapter 3. The Smart Cruise Control system allows you to program the vehicle to maintain ...