Description & Operation: Function: Notes
| Item | Function | |
|---|---|---|
| Function | Switch input | Receives switch inputs and then send the switch status to each module with a CAN message. |
| Lamp control | Controls lamp with the IPS by receiving command from IBU via CAN message. | |
| Internal relay control | Controls internal relay by receiving command from IBU via CAN message. | |
| External relay control | Controls external relay by receiving command from IBU via CAN message. | |
| Dark current shut off system | The system automatically shuts off the power to be provided with components for reducing useless dark current according to the vehicle operating conditions such as shipment and long-term parking. | |
| Trouble diagnosis | Diagnose status of loads controlled by IPS. | |
| Gateway | Transmits signals among the modules connected to the different networks in the vehicle. | |
* The ICU does not judge logic, it is operated only by CAN commands of other modules.
* Self-Logic Function: Hazard lamp, Stop lamp, Liftgate room lamp, Steering heater, Door lock/unlock