| System Block Diagram |

| Component part | Function | |
| Vehicle-speed sensor | Converts vehicle speed to pulse. | |
| ECM | Receives signals from sensor and control switches. | |
| Cruise control indicator | Illuminate when CRUISE main switch is ON (Built into cluster) | |
| Cruise Control switches | CRUISE switch | Switch for automatic speed control power supply. |
| RES+ switch | Controls automatic speed control functions by Resume/Accel switch (Set/Coast switch) | |
| SET- switch | ||
| Cancel switches | Cancel switch | Sends cancel signals to ECM. |
| Brake-pedal switch | ||
| Transaxle range switch (A/T) | ||
| ETC motor | Regulates the throttle valve to the set opening by ECM. | |
Cruise Control The cruise control system is engaged by the cruise "ON/OFF" main switch located on right of steering wheel column. The system has the capability to cruise, coast, accelerate and resume speed.
Description 1. The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor resistance will increase with lower temperature, and decrease with higher temperatures.
Inspection 1. Press the OFF switch more then 4 times within 2 seconds while pressing the MODE switch. DisplayFail description00Normal50Cluster ionizer fault * Diagnostic procedure refer to DTC code. Replacement 1. Disconnect the negative (-) battery terminal.