KIA Niro: Smart Key Diagnostic Repair procedures

Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Body Electrical System / Smart Key System / Smart Key Diagnostic Repair procedures

Inspection

  1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS).

    The diagnostic system (KDS) provides the following information.

(1) Self diagnosis : Checking failure and code number (DTC).

(2) Current data : Checking the system input/output data state.

(3) Actuation test : Checking the system operation condition.

(4) Additional function : Controlling other features including system option setting and zero point adjustment.

  1. Select the "Car model" and the 'SMK' to be checked in order to check the vehicle with the tester.
  2. Select the 'Current Data' menu to search the current state of the input/output data.
  3. If you want to check each module operation forcefully, select "Actuation test".

Antenna Actuation Diagnosis

  1. Connect the cable of KDS to the data link connector in driver side crash pad lower panel.
  2. After IG ON, select the "Actuation Test".
  3. Set the smart key near the related antenna and operate it with a KDS.
  4. If the LED of smart key is blinking, the smart key is normal.
  5. If the LED of smart key is not blinking, check the voltage of smart key battery.
  6. Antenna actuation
  • Interior Antenna 1
  • Interior Antenna 2
  • Tailgate Antenna
  • Bumper Antenna
  • Driver Door Antenna
  • Assist Door Antenna

Antenna Status Check

  1. Connect the cable of KDS to the data link connector in driver side crash pad lower panel.
  2. Select the "Antenna Status Check".

  1. After IG ON, select the "Antenna Status Check".

  1. Set the smart key near the related antenna and operate it with a KDS.

  1. If the smart key runs normal , the related antenna, smart key(transmission, reception) and exterior receiver are normal.
  2. Antenna status
  • Interior Antenna 1
  • Interior Antenna 2
  • Tailgate Antenna
  • Bumper Antenna
  • Driver Door Antenna
  • Assist Door Antenna

FOB Status Check

  1. Connect the cable of KDS to the data link connector in driver side crash pad lower panel.
  2. After IG ON, select the "FOB KEY STATUS INFO".

Smart Key Status Check

Smart Key Status Check

  1. Connect the cable of KDS to the data link connector in driver side crash pad lower panel.
  2. After IG ON, select the "SMK STATUS INFO".

Neutralization Status Check

Neutralization Status Check

  1. Connect the cable of KDS to the data link connector in driver side crash pad lower panel.
  2. After IG ON, select the "Neutralization mode".

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