Disconnect the negative side of the battery
Try disconecting the battery for 5 min.s and reconecting.
Bing it.
Unhooking the battery for about 20 minutes should be more than enough to resed the computer.
The computer only resets when the battery is removed. The alternator just charges the battery, so if the battery is left connected when the alternator is replaced, the computer should not reset.
Take it to the dealer. Be responsible.
To reset the service engine soon light on a 2006 Mercury Mountaineer, you can buy a scan tool. Make sure you note down the numbers before scanning.
By resting it on the computer manually
You do not have to reset anything. but you should have the battery disconnected. and once you reconnect the battery it will reset your computer.
No, but you will have to reset your clock and radio presets.
As soon as a battery cable is removed ( negative first ) the computer programming is disrupted . The vehicle will need to relearn its idle , the preset radio stations will need to be reset etc.
reset it by removing the Neg lead on the battery