There are pages of things that can turn the light on. You need to have it checked for codes.
See related questions below.
picture of engine
Why? Just reset it.
That requires an OBDII engine scanner.
Have vehicle scanned to determine the problem and have codes cleared
The service engine light is the same thing as a check engine light.
If you have another light that says Check Engine, then the Service Engine Soon light means to change the oil/filter or perform some other maintenance item as listed in your owner's manual. You will see the other light when you turn on the ignition. If however there is no Check Engine light, this light means there is a problem with the emissions system.
The service engine soon light flashes when the computer senses a fault and sets a diagnostic code. Most auto parts stores will read this code for free and tell you what may be causing the problem.
Yes, the Service Engine Soon light is the same as the Check Engine light.
There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.
No
reset service engine light
The service engine soon light means there is regular scheduled maintenance due on the vehicle. Oil change, tire rotation, transmission service, etc. All this is spelled out in your owners manual. This is different than the Check Engine light which means the ECU has detected a problem with the emissions system. You have to manually reset the light according to the instructions in you owners manual. Disconnecting the battery will not reset the light.