Kia Optima: Removal - Relay Box (Passenger Compartment). Repair procedures - Fuses And Relays - Body Electrical System - Kia Optima TF 2011-2026 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:

Curtain Airbag (CAB) Module. Components and Components Location
Components ...

Downshifting
When you must slow down in heavy traffic or while driving up steep hills, downshift before the engine starts to “labor’’. Downshifting reduces the chance of stalling and gives better acceler ...

Inspection
1. Turn the ignition switch OFF. 2. Disconnect the OTS connector. 3. Remove the OTS. 4. After immersing the thermistor of the ...

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