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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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Cowl Top Cover

Component Location Cowl Top Cover Replacement Remove the cap and the nuts, and then remove the wiper arm (A). Tightening torque : 22.6 - 26.5 N.m (2.3 - 2.7 kgf.m, 16.6 - 19.5 lb-ft) Disconnect the washer nozzle (A).

Condensor

Components Location Condensor Inspection Check the condenser fins for clogging and damage. If clogged, clean them with water, and blow them with compressed air. If bent, gently bend them using a screwdriver or pliers. Check the co