Kia Optima: DescriptionNetwork Configuration
The Network of the SJB(Smart Junction Box) consists of Low speed CAN as shown in the following figure.

The cluster has CAN termination resistor. It is possible that CAN termination resistor value is changed by number of CAN controller. The termination resistor value of the cluster is 510 Ω.
FunctionBrake Booster Operating Test
For simple checking of the brake booster operation, carry out the following tests.
1.
Run the engine for one or two
minutes, and then stop it. If the pedal depresses fully the first time ...
Inspection
1.
Check the audio remote control
switch for resistance between terminals in each switch position.[Trip
+ Reset]
Switch
Connector
...
Erasing Programmed Buttons
To erase the three HomeLink buttons, press and hold the two outside buttons until
the indicator light begins to flash (after 20 seconds). Release both buttons.
Individual buttons cannot be erased ...