Try dissconnecting your neg. battery terminal and waiting a couple of minutes. Then hook it back up and see what happens. Try dissconnecting your neg. battery terminal and waiting a couple of minutes. Then hook it back up and see what happens. Try dissconnecting your neg. battery terminal and waiting a couple of minutes. Then hook it back up and see what happens.
The check engine light on a 2002 Ford Focus can be reset by disconnecting the battery for 1 to 2 minutes. This resets the vehicle's computer and clears the light.
Disconnect the battery for about an hour, then hook it back up. If it comes back on, something is wrong.
After the Explorer is scanned for trouble codes to diagnose and then repair the malfunction , then the check engine light can be reset
I replace engine but now it wont start.
Disconnect the battery for 15imutes
Have vehicle scanned
What engine light. If you are referring to the Check Engine light then reset it with an OBD2 scan tool after the problem is repaired.
you might have to take to the ford dealer or READ THE Manual
to reset "check engine light"- (on '05 freestyle) remove the negative cable from the battery for at least 20 min. It worked for me
Unhook the battery for about 2 minutes and that will reset the computer.
How do you turn of the engine on a new ford focus
For the 1994, you have to remove the negative battery cable, then depress the brake and hold it in for 5 seconds to reset the check engine light.