Have the ECU scanned with an OBD2 scan tool. This will retrieve the code which will tell you what part is being effected.
The service engine light is the same thing as a check engine light.
The light is reset with a scan tool after the repair. There is not a button.
no reset switch in this system
Yes, the Service Engine Soon light is the same as the Check Engine light.
Have vehicle scanned to determine the problem
No
reset service engine light
When the check engine light comes on it posts a code in the ECM. Your next step then is to read the code or codes and go from there.
After repairing the cause of the code, you clear the code with a scan tool.
why service engine soon light on 1999 mustang
Take it to AutoZone, it's free.
To troubleshoot an engine management light on a VW Golf a diagnostic light is recommended. The test will display any malfunction codes it reads from the engine computer.