hi, when i drive with the car cold the rpm was high, but when the car reach the work temp. the rpm goes down to 5000 rpm aproximatly, and when i turn on the lights in the night the rpm goes down even more to 4000 rpm i don't know what's wrong, because when i turn of the light the rpm goes up to...
i have the stock exhaust, i don't have a CEL code right now.
Several months ago i have a CEL problem but i fix it, i was thinking that it may usefull have a code scanner.