Tailgate Lock Module Inspection

Remove the trunk lid trim. (Refer to Body - "Trunk Lid Trim ")
Disconnect the connector from the actuator

Fig 1: Locating Tailgate Lock Module Connector Terminals
Courtesy of HYUNDAI MOTOR AMERICA
Check actuator operation by connecting power and ground as shown below. To prevent damage to the actuator, apply battery voltage only momentarily.

Fig 2: Tailgate Lock Module Circuit Diagram
Courtesy of HYUNDAI MOTOR AMERICA

Fig 3: Tailgate Lock Module Connector Terminals Position Chart
Courtesy of HYUNDAI MOTOR AMERICA
Checking the trunk of the vehicle power option power refers to the trunk module.