| 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 |
| ESP (HECU) | Automatic braking and request the engine torque control to the engine (ECM) Request the EPB torque control to the Electronic Parking Brake (EPB) Request the stop lamp indicator ON |
| Engine (ECM) | Control the engine torque |
| Electronic Parking Brake (EPB) | Control the EPB torque |
| Stop lamp | Stop lamp indicator ON |
Smart Cruise Control Be careful when driving the vehicle using the smart cruise control system as follows. • The smart cruise control system may have limits to detect distance to the vehicle ahead due to road and traffic conditions.
Description The smart cruise control system allows a driver to program the vehicle to control the speed and following distance detecting the vehicle ahead without depressing the brake pedal and the accelerator pedal.
D
Inspection 1. Ignition "OFF". 2. Disconnect the intake actuator connector. 3. Verify that the actuator operates to the recirculation position when connecting 12V to the terminal 3 and grounding terminal 7. 4. Verify that the intake actuator operates to the fresh position when connecting in the reverse.