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) Service Manual: Troubleshooting
Standard Flow of Diagnostic Troubleshooting
Notes With Regard To Diagnosis
The phenomena listed in the following table are not abnormal.
ConditionExplanationSystem check soundWhen starting the engine, a thudding sound can sometimes be heard coming from inside the engine compartment. This is bec ...
Hyundai Elantra AD (2016-2020) Owners Manual: Adjusting the Sensitivity of Smart Cruise Control
The sensitivity of vehicle speed when following the front vehicle to maintain
the set distance can be adjusted. Go to the 'User Settings → Driver Assistance →
SCC Reaction → Fast/Normal/Slow' on the LCD display. You may select one of the three
stages you prefer.
• Fast:
Veh ...
