WARNING: This page is about a different car, the 2017 Kia K900. However, it is still accessible from the selected car via links, so may be relevant.

Tighten the power trunk module & drive unit mounting bolts and nuts.
Tightening Torque:

6.9 ~ 10.8 N.m (0.7 ~ 1.1 kgf.m, 5.1 ~ 8.0 lb-ft)
Install the push rod on the hinge ball joint.
Connect the control unit connector.
Install the LHS trunk trim.
Connect the negative (-) battery terminal and check that the power trunk module & drive unit operate properly.
Information
- Make sure that the connectors are plugged in properly.
- Check that the power trunk operates normally.
NOTE:
- Be careful as drive unit mounting bolt lost in the chassis may lead to customer complaint due to rattling noise.
- Do not operate the power trunk module without load by connecting power while the push rod is removed.
- When replacing the power trunk module & drive unit, always perform parameter saving procedure to save the maximum open and cut off locations.
- If the battery was removed for work, always initialize the power trunk module.
- When replacing parts related to power trunk module, always check for normal operation.
  In case of system malfunction during test operation, check diagnostic code and connection of wiring harnesses and cables.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Repair Procedures: Installation

Use the Manual With the Right Hardware

When to See a Mechanic