Hyundai Elantra: 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) Owners Manual: Battery saver function, Headlamp delay function
Battery saver function
The purpose of this feature is to help prevent the battery from being discharged.
The system automatically turns off the parking lamp when the key is removed (remote
key) or when the driver turns the engine off (smart key) and opens the driver-side
door.
With this feat ...
Hyundai Elantra AD (2016-2020) Service Manual: Temperature Control Actuator Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the temperature control actuator connector.
3.
Verify that the temperature control actuator operates to the
cool position when connecting 12V to terminal 3 and grounding terminal
7.
Verify that the temperature control actuato ...
