Hyundai Elantra: Smart Key System / Smart key antenna
Repair procedures
Interior 1 Antenna
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| Take care not to scratch the crash pad and related parts. |
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1. | Disconnect the negative (-) battery terminal. |
2. | Remove the console assembly. (Refer to Body - "Floor Console Assembly") |
3. | Remove the interior 1 antenna (B) after loosening the mounting nuts and disconnecting the connector (A). 
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Interior 2 Antenna
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the console rear complete assembly. (Refer to Body - "Floor Console Assembly") |
3. | Remove the interior 1 antenna (B) after loosening the mounting nuts (2EA) and disconnecting the connector (A). 
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Interior 3 Antenna
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the rear transverse trim (A). 
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3. | Remove the interior 3 antenna (B) after loosening mounting screws and disconnecting the connector (A). 
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Exterior Bumper Antenna
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the rear bumper. (Refer to Body - "Rear Bumper Assembly") |
3. | Rremove the exterior bumper antenna (A) after loosening mounting nuts. 
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Front Door Antenna
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the front door trim. (Refer to Body - "Front Door Trim") |
3. | Remove the front door antenna (B) after loosening mounting screws and disconnecting the connector (A). 
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Buzzer
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the front left wheel guard. |
3. | Disconnect the connectors (A), then remove the buzzer (A). 
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Door Outside Handle
1. | Disconnect the negative (-) battery terminal. |
2. | Loosen the mounting bolt after remove the plug hall (A). And then push the outside handle in the direction of arrow as illustration below. 
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3. | Loosen the mounting screw (A) and then remove the front door outside handle (B) by sliding it forward. Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft) |
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4. | Remove the front door lock assembly (A). 
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5. | Disconnect the front door outside handle connector (A). 
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Trunk Open Switch
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the inside rear combination lamp (A). (Refer to Lighting System - "Rear Combination Lmap") |
3. | Remove the trunk rid open switch assembly (A). 
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Interior 1 Antenna
1. | Install the interior 1 antenna. |
2. | Install the floor console assembly. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Interior 2 Antenna
1. | Install the interior 2 antenna. |
2. | Install the console rear complete assembly. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Interior 3 Antenna
1. | Install the interior 3 antenna. |
2. | Install the rear transverse trim. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Exterior Bumper Antenna
1. | Install the exterior bumper antenna. |
2. | Install the rear bumper cover. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Front Antenna
1. | Install the exterior bumper antenna. |
2. | Install the front bumper cover. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Front Door Antenna
1. | Install the front door antenna. |
2. | Install the front door trim. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Buzzer
2. | Install the front left wheel guard. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Door Outside Handle
1. | Install the outside handle. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Trunk rid open switch
1. | Install the Trunk rid open switch. |
2. | Install the inside rear combination lamp. |
3. | Install the negative (-) battery terminal and check the smart key system. |
Repair procedures
InspectionSelf Diagnosis With Scan ToolIt will be able to diagnose defects of SMART KEY system with Diagnostic tool quickly. Diagnostic tool can operates actuator forcefully, input/output value monitoring and self diagnosis...
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Components and components location
Component Location 1. Radiator grill
Repair procedures
Replacement[General type]
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When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.•
Put on gloves to prevent hand injuries.
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