| Trouble Symptom Charts |

| Component part | Function |
| Cruise Control Switch | Input the set speed and distance to the SCC ECU. |
| Instrument Cluster | Display various information inputted from SCC. |
| Smart Cruise Control Unit | Recognize and track the vehicle ahead. Calculate the target speed and distance Request the acceleration and retardation to ESP |
| VDC (HECU) | Perform automatic braking and request the engine torque control to the engine (ECM) Request to turn the stop lamp indicator ON |
| Engine (ECM) | Control the engine torque |
| Electronic Parking Brake (EPB) | Control the EPB torque |
| Stop lamp | Turn the stop lamp indicator ON |
General Safety Information and Caution Be careful of the following precautions when driving the vehicle using the smart cruise control system.
Description The smart cruise control system allows a driver to program the vehicle to control the speed and following distance by detecting the vehicle ahead without depressing the brake pedal and the accelerator pedal.
Description Control Function This system supports 2 kinds of main function. (Rear video display function, Expected trace of wheels display function) The Rear video display and the expected trace of wheels display operate according to Vehicle speed condition and Gear position.
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the auto defogging connector. 3. Verify that the auto defogging actuator operates to the open position when connecting 12V to terminal 3 and grounding terminal 4. Verify that the auto defogging actuator operates to the close position when connected in reverse.