Kia Sportage: Fuses And Relays / Relay Box (Passenger Compartment) Repair procedures

Kia Sportage QL (2015-2026) Service Manual / Body Electrical System / Fuses And Relays / Relay Box (Passenger Compartment) Repair procedures

Fuse Inspection

1.	Check that the fuse holders are loosely held and that the fuses are securely fixed by the holders.

2.	Check that each fuse circuit has the exact fuse capacity.

Check the fuses for any damage.

If a fuse is to be replaced, be sure to use a new fuse of the same capacity. Always identify the cause of the blown fuse and completely eliminate the problem before installing a new fuse.

Diagnosis with KDS/GDS

In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS/GDS).

The diagnostic system (KDS/GDS) provides the following information.

(1)	Self diagnosis : Checking failure and code number (DTC)

(2)	Current data : Checking the system input/output data state

(3)	Actuation test : Checking the system operation condition

(4)	Additional function : Controlling other features including system option setting and zero point adjustment

2.	Select the 'Car model' and the 'Smart Junction Block (SJB)' to be checked in order to check the vehicle with the tester.

3.	Select the 'Current Data' menu to search the current state of the input/output data.

4.	To forcibly actuate the input value of the module to be checked, select option 'Actuation Test'

5.	If you want to change user option, select "user option".

Removal

[Smart Junction Block]

1.	Disconnect the negative (-) battery terminal.

2.	Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel")

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

4.	Remove the smart junction block (SJB) (A) after loosening the mounting bolt and nuts.

5.	Remove the mounting clip (A).

6.	Disconnect the connectors (A) from the back of the smart junction block (SJB).

[ICM Relay Block]

1.	Disconnect the negative (-) battery terminal.

2.	Remove the main crash pad assembly. (Refer to Body - " Main Crash Pad Assembly")

3.	Disconnect the ICM relay block connectors (A)

4.	Remove the ICM relay block (B) after loosening the mounting nuts.

Installation

[Smart Junction Block]

1.	Connect the smart junction block (SJB) connectors.

2.	Install the smart junction block (SJB).

3.	Install the crash pad lower panel.

4.	Connect the negative (-) battery terminal.

5.	Check that all systems operate properly.

[ICM Relay Block]

1.	Install the ICM relay block.

2.	Connect the ICM relay block connectors.

3.	Install the main crash pad assembly.

4.	Connect the negative (-) battery terminal.

5.	Check that all systems operate properly.

Relay Box (Passenger Compartment) Description and operation

Description Communication Network Diagram Abbreviation Expalnation ACU Airbag Control Unit ABS ...

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