Kia Optima: Removal - Relay Box (Passenger Compartment). Repair procedures - Fuses And Relays - Body Electrical System - Kia Optima TF 2011-2021 Service ManualKia Optima: Removal

Passenger Compartment Junction Box (SJB)

1. Disconnect the negative(-) battery terminal.
2. Remove the crash pad lower panel (A).

(Refer to the BD group - "Crash pad")

3. Disconnect the connectors (A) from the fuse side of the smart junction box.

4. Remove the smart junction box after loosening the mounting nuts (2EA).
5. Disconnect the connectors from the back side of the smart junction box.

Inspection
1. The SJB can be diagnosed by using the GDS. The SJB communicates with the GDS which then displays inputs and outputs along with codes. 2. To diagnose the SJB functi ...

Installation
1. Install the smart junction box. 2. Install the crash pad lower panel. 3. Check that all system operates normally. ...

See also:

Overhead Console Lamp Repair procedures
Inspection Remove the overhead console lamp assembly then check for continuity between terminals. If the continuity is not as specified, replace the map lamp switch.Removal 1. Disconnect th ...

Outside thermometer
The current outside temperature is displayed in 1C (1F) increments. The temperature range is between -40C ~ 60C (-40F~140F). The outside temperature on the display may not change immediatel ...

Glass antenna
When the radio power switch is turned on while the ignition switch is in either the ON or ACC position, your car will receive both AM and FM broadcast signals through the antenna in the rear ...

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