Hyundai Tucson: Electronic Parking Brake (EPB)

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Brake System / Parking Brake System / Electronic Parking Brake (EPB)


  1. ESC Control Module (HECU)
  2. EPB Switch
  3.  Electronic Parking Brake (EPB) actuator

Circuit Diagram

Electronic Parking Brake (EPB)- Removal

Electronic Parking Brake (EPB)- Removal


Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift.

(Refer to General Information - "Lift and Support Points")

EPB Switch

  1. Turn ignition switch off and disconnect the battery (-) cable from the battery.
  2. Remove the floor console upper cover.

Refer to Body - "Floor Console Assembly"

  1. Disconnect the EPB switch connector (A).

  1. Remove the EPB switch (A) after loosening the screw.

  1. Remove the EPB actuator from rear caliper.

(Refer to Brake System - "Rear Disc Brake")

Electronic Parking Brake (EPB)- Installation

  1. Install in the reverse order of removal.
  2. After replacing the EPB actuator, make sure that the caliper is installed correctly by performing "Check assembling (ECU replaced)" from the option

ESC (Electronic Stability Control) System


     ESC (Electronic Stability Control) System

     Description of ESP

    Electronic Stability Control (ESC) recognizes critical driving conditions, such as panic reactions in dangerous situations, and stabilizes the vehicle by individual wheel braking and engine control input. ESC adds an additional function known a

     Warning Lamp Control( ABS/EBD)

    Warning Lamp Control ABS Warning Lamp module The active ABS warning lamp module indicates the self-test and failure status of the ABS. The ABS warning lamp shall be on : During the initialization phase after IGN ON. (continuously 3 second



    WARNING To prevent SERIOUS INJURY or DEATH to you or bystanders, always follow these precautions when working near or handling the battery: Always read and follow instructions carefully when handling a battery. Wear eye protection desig

     Rear Driveshaft Assembly- Removal

    Components Rear drive shaft Removal WARNING When lifting a vehicle using a lift, be careful not to damage the lower parts of the vehicle (floor under cover, fuel filter, fuel tank, canister). (Refer to General Information - "L