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Hyundai Tucson: Smart Key System

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Smart Key System

Component Location (1)

Integrated body control unit (IBU)
Interior antenna 2
Door outside handle
Interior antenna 1
Front antenna
Buzzer
Door antenna

Component Location (2)

Tailgate antenna
Rear bumper antenna
Tailgate open switch

Specifications

Smart Key Unit (IBU)

Smart Key (FOB Key)

Smart Key (FOB Key)

Antenna

Antenna

Smart Key System - Inspection

Self Diagnosis With Scan Tool It 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. The following three feature

Smart Key Code Saving

Smart Connect the DLC cable of diagnostic tool to the data link connector (16 pins) in driver side crash pad lower panel, turn the power on diagnostic tool. Select the 'S/W Management' and 'Car model'. Select the

Interior Antenna

Interior 1 Antenna Take care not to scratch the crash pad and related parts. Disconnect the negative (-) battery terminal. Remove the ecall unit. (Refer to Emergency Call system - "Emergency Call (eCall) Unit") Remove the inter

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Tie rod end

Remove the tie rod end after loosening the nut. Tightening torque : 49.0 - 53.9 N.m (5.0 - 5.5 kgf.m, 36.2 - 39.8 lb-ft) WARNING Before removing the tie rod end, note by measuring the length of the thread or marked with paint. Repl

Rear door trim - Removal

Remove the rear door trim. (Refer to Rear Door - "Rear Door Trim") After loosening the mounting screws, remove the rear door inside handle (A). To install, reverse removal procedure. WARNING Make sure the door locks