Hyundai Santa Fe (TM): Smart Key System / Smart Key. Repair procedures

Smart Key
Smart Key Code Saving
1.
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.

2.
Select the 'S/W Management' and 'Car model'.

3.
Select the 'Smart Key Unit' and 'Smart Key Code Saving'.

4.
Follow the instructions on the screen.

    Specifications Smart Key Unit Items Specification Rated voltage DC 12V Operating voltage DC 9 - 16V Operating temperature -22°F to 167°F (-30°C to- 75°C) Load Max.

    Components (1) Connector Pin Information No Connector A Connector B Connector C 1 Fuel door release switch_input GND_ECU Front wiper relay (Low)_output 2 Fuel door open switch_input PDW-F power_output ESCL (+)_output 3 GND_Power ESCL (-)_output Start relay_output 4 PDW-R_Power_Output Front wiper high relay_output IGN1 relay_output 5 EMS ECU wake up_output PDW-R switch IND_output Immobilizer antenna power_output 6 Rear washer switch_input P-Position_input Immobilizer antenna ground_output 7 LIN4 (Rear seat remind) - - 8 P_CAN (Low) Rear view switch_input Driver outside handle antenna(+)_output 9 P_CAN (High) - Interior1 antenna (+)_output 10 - Wheel speed sensor_input Front bumper antenna (+)_output 11 B_CAN (Low) - Tailgate3 antenna(+) 12 B_CAN (High) 3rd line sheet belt indicator RH_output - 13 SSB switch_input - Passenger outside handle antenna(+)_output 14 Driver handle antenna switch_input Rear center seat belt indicator_output Immobilizer K-Line 15 P-Position_input (PWM) Fuel door open relay_output Bumper antenna (+)_output - 16 Fog switch_input - Interior antenna2(+)_output 17 Light switch_input Auto light sensor signal_input IGN2_input 18 Front wiper INT volume switch_input Auto light sensor power_output IGN1_input 19 Multifunction switch_input ATM solenoid_output IGN2 relay_output 20 Assist mirror unfolding switch_oupout Puddle pocket lamp_output Battery_power 21 Assist mirror (Horizontal)_output - Brake switch_input 22 Front washer switch_input SSB ring illumination_output Start feedback_input 23 Front wiper low switch_Input piezo buzzer_output - 24 LIN1 (PDW) SSB symbol illumination_output Driver outside handle antenna (-)_output 25 LIN2 (Safety ECU) Fuel door close relay_output Interior1 (-)_output 26 LIN3 (Rain sensor) Wiper power relay_output Front bumper antenna (-)_output 27 PDW-R power_input Rear seat belt indicator RH_output Passenger outside handle antenna (-)_output 28 PDW_input Rear seat belt indicator LH_output ESCL COM 29 SSB switch1_input 3rd line sheet belt indicator LH_output Tailgate3 antenna(-) 30 ESCL unlock_input Rear wiper relay_output ESCL Enable_output 31 Passenger outside handle switch_input Auto light sensor ground_output Bumper antenna (-)_output 32 PDW switch_input Wiper parking switch_input Interior antenna2 (-)_output 33 Sun roof Status_input ACC_input 34 Head lamp switch(High)_input Mirror power_input 35 Front wiper switch_input ACC relay_output 36 Rear wiper switch_input Battery (+)_ECU 37 Assist mirror folding _output 38 Assist mirror (Vertical)_output

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Front View Camera Unit. Repair procedures

    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the inside rear view mirror cover (A) and front view camera cover (B). 3.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Components and components location

    Component Location 1. Integrated Body Control Unit (IBU) 2. Ultrasonic Sensor ※ PDW function is applied alone, it is integrated into IBU (Integrated Body Control Unit). ※ PDW function is applied with RSPA function, it is integrated into ADAS_PRK controller.

     
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