A blinking check engine light means that the onboard diagnostic system detected a problem with the engine. A blinking light, rather than a steady light, often indicates a serious engine misfire. A driver with a blinking ... More »

The "Check Engine" light in a Toyota Camry indicates that there's a problem with the electronic engine control, electronic throttle control or electronic automatic transmission control systems. The problem can be specifi... More »

When the Check Engine light on a car is illuminated, it indicates the onboard diagnostic computer has detected a problem with the vehicle's emission system. The problem is due to a variety of conditions, ranging from a l... More »

When the Check Engine light on a car is illuminated, it indicates the onboard diagnostic computer has detected a problem with the vehicle's emission system. The problem is due to a variety of conditions, ranging from a l... More »

The check engine light flashes yellow when the electronic-control system of an automobile finds a problem it cannot adjust. The computer stores a trouble code in its memory to help identify the probable source of the pro... More »

To turn off the check engine light in a car, either bring the car in to a mechanic or use a trouble code scanning tool, then fix the problem that is causing the light to be illuminated. If the light stays on and there is... More »

Clear a check engine light by disconnecting the battery cables and turning on the headlights to drain all of the electricity from the system. This makes the vehicle's computer perform a hard reset and extinguishes the ch... More »