Removal And Installation

Disconnect the battery negative terminal.
Tightening torque

Without battery sensor:

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

With battery sensor:

4.0 ~ 6.0 N.m (0.4 ~ 0.6 kgf.m, 3.0 ~ 4.4 lb-ft)
Remove the glove box housing. (Refer to GLOVE BOX REPLACEMENT .
Disconnect the connector (A) and then remove the DC/DC converter (B).

Fig 1: Identifying DC/DC Converter And Connector
Courtesy of KIA MOTORS AMERICA, INC.
Installation is reverse order of removal.
NOTE: After disconnecting then reconnecting the battery negative cable, the ISG function dose not operates until the system is stabilized, about 4 hours.