Inspection |
1. |
The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
The diagnostic system (GDS) provides the following information.
|
2. |
Select the "Car Model" and the system to be checked in order to check the vehicle with the tester. |
3. |
Select the "Smart Junction Box (SJB)" to check the windshield deicer. |
4. |
Select the "Current Date" menu to search the current state of the input/output data.
The input/output data for the sensors corresponding to the 'Smart Junction Box (SJB)' can be checked. |
5. |
Select "Actuation Test", if you want to check the Smart Junction Box (SJB) data operation forcefully. |
Removal |
1. |
Disconnect the negative (-) battery terminal. |
2. |
Remove the heater and A/C controll unit.
(Refer to Heating, Ventilation, Air conditioning - "Heater & A/C Control Unit (Dual)") |
Installation |
1. |
Install the heater and A/C control unit. |
2. |
Connect the negative (-) battery terminal. |
Hyundai Sonata LF 2014-2019 Service Manual: Smart Key Unit Repair procedures
Removal
Smart Key Unit
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box.
(Refer to Body - "Glove Box Upper Cover Assembly")
3.
Remove the smart key unit (B) after disconnecting the connectors (A) and loosening the bolt and nut.
Interior 1 Antenna
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Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting
Troubleshooting
Trouble SymptomProbable CauseRemedyExcessive play in steeringLoose U-joint boltRetighten or replace as necessaryLoose yoke plugRetightenLoose steering gear mounting boltsRetightenLoose or worn tie rod endRetighten or replace as necessarySteering wheel does not return properlyExc ...