OBD System Description
Precautions: Precautions for Diagnosing Trouble · General safety (00)
ECM diagnoses if there is any trouble in cruise control system and speed limiter system. When ECM detects an abnormal condition in cruise control system and speed limiter system, it saves the area where such abnormal condition has occurred as a DTC in its memory, but MIL does not light up. Read DTC using SUZUKI scan tool referring to DTC Check:Cruise Control.