Hyundai Tucson: Ignition Switch Assembly

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Ignition Switch Assembly


  1. Disconnect the negative (-) batteiy terminal.
  2. Remove the steering column upper and lower shrouds.

    (Refer to Body - "Steering Column Shroud Panel")

  3. Remove the ignition switch (A) after disconnecting the 6P connector (B).

  1. Remove the key warning and immobilizer connector (A).

  1. If it is necessary to remove the key lock cylinder (A), remove the key lock cylinder with key ACC.



  1. Install the key lock cylinder.
  2. Install the key warning and immobilizer connector.
  3. Install the ignition switch.
  4. Install the steering column shrouds and crash pad lower panel.


  1. Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column.

  1. Check for continuity between the terminals.
  2. If continuity is not specified, replace the switch.

Anti-theft System (UK only)


     Anti-theft System (UK only)

    Components Location UIP(Ultrasonic Intrusion Protection) Sensor UIP(Ultrasonic Intrusion Protection) Siren Description Anti Theft Device Block Diagram This system is designed to provide protection from unauthorised entry into th


     Rear seat cushion assembly

    Component Location Rear seat cushion assembly Replacement WARNING Put on gloves to protect your hands. WARNING Take care not to bend or scratch the rear seat assembly. Remove the rear seat cushion assembly. (Refer to Rear Seat -

     Where are the air bags?

    Driver's and passenger's front air bags Driver's front air bag Passenger's front air bag Your vehicle is equipped with a Supplemental Restraint System (SRS) and lap/shoulder belts at both the driver and passenger seating positions.