The electronic throttle control light comes on if there is a problem with this system. When you depress the throttle pedal, the ETC receives an electrical signal and sends command actions to control the throttle’s opening and closing.Click to see full answer. Similarly, it is asked, what does ETC warning light mean?This light indicates that there is a problem with the ETC and you should get it checked at the earliest. The ETC light is usually the last warning you get before your engine’s performance is affected.Beside above, how do I reset my electronic throttle control? Fully depress the accelerator pedal for 10 seconds. At this point the check engine light should change to blinking slowly indicating “Erasing ECU Memory”. 8. Release the accelerator pedal and turn the ignition switch to off. In respect to this, can you drive with ETC light on? In some specific situations you can, such as when your car runs normally but is getting bad fuel economy. But if you can no longer control your car’s acceleration, you must have it towed to a repair shop immediately.What does it mean to service electronic throttle control?Electronic throttle control (ETC) is an automobile technology which electronically “connects” the accelerator pedal to the throttle, replacing a mechanical linkage. The electric motor is then used to open the throttle valve to the desired angle via a closed-loop control algorithm within the ECM.