Battery Terminal

WARNING: This page is about a different car, the 2021 Kia Soul. However, it is still accessible from the selected car via links, so may be relevant.

Move back and forth to check if the battery terminals (A) are loose or corroded. Clean any corroded terminals.

Courtesy of KIA MOTORS AMERICA, INC.

Courtesy of KIA MOTORS AMERICA, INC.

If the battery positive connection is loose, disconnect the ground (GND) cable first before attempting to remove or tighten the positive connection to prevent personal injury.
If the battery clamp on positive (+) battery terminal is not seated securely:
1. Turn ignition switch OFF and disconnect the negative (-) battery terminal.
2. Tighten battery clamp (A) on positive (+) battery terminal.
  Positive (+) battery terminal:
  
  7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb.ft)
Courtesy of KIA MOTORS AMERICA, INC.
If the battery clamp on negative (-) battery terminal is not seated securely:

Tighten battery clamp (A) on negative (-) battery terminal.
Negative (-) battery terminal:

7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.