LAN System
LAN SYSTEM REFERENCE CHART
| Item | Operation | Specifications | NOTE | |
|---|---|---|---|---|
| YES | NO | |||
| Diagnostic code | DTC is not displayed when inspecting all DTCs. | DTC is not displayed. | Perform the diagnosis according to DTC. | - |
| Engine coolant temperature | Check the current data display of ECM, TCM and body integrated unit, and make sure all data have same values. | Same values | Inspect LAN system. | If engine coolant temperature sensor is not OK, inspect the sensor circuit. |
| R defogger SW | It turns to ON when pressing switch. (Low-speed CAN is OK) | Turns to ON. | Inspect rear defogger switch. | Rear defogger switch is connected with Low-speed CAN. |
| R defogger output | When switch input, it is output. | Output | Replace the body integrated unit. | If not operate with output, check the rear defogger relay. |
| Door lock SW | When locked with door lock switch, it turns to ON. | Turns to ON. | Inspect door lock switch. | Door lock switch is connected with Low-speed CAN. |
| Door lock actuator | When locked with door lock switch, it is output. | Output | Replace the body integrated unit. | - |