Resetting the computer, I assume, to turn of the "Check Engine" light. It should be done with a dedicated scan tool to prevent loss of the computer's Keep Alive Memory. This "KAM" is where the computer has learned your car and it's specific needs. If this memory is lost, you may have some driving issues until the computer "relearns". If you don't have access to the proper tool, you can also disconnect the battery ground terminal and leave it detached for roughly 30 seconds to reset the computer. Caution! Many new cars have anti theft systems in their audio systems and will lock the radio if the battery is disconnected. Be sure you have the code to unlock it when you're done. Also, many new models have to be retaught some systems after the battery is disconnected and won't run at all well. Be sure your's isn't one of them before following this generic advice.
how far do i drive my mercury la sable ls to reset emmission control computer
I need to reset the EVA how do Ido that ?
ECM reset for 2002 merc couger
No such thing. If you reset the computer, the emissions testers will see that you've done a reset and that's an automatic fail
Disconnect the negative side of the battery
If computer reads [large] emissions leak? check to see if gas cap is on all the way or missing may 2004 Chevy cavalier had this code and gas cap was missing replaced and reset computer and light or code never came back hope this helps.
Disconnect the vehicles battery. Leave it unhooked for several hours. Reconnect the battery. This should reset the 1989 cougars computer.
By resting it on the computer manually
Unhooking the battery for about 20 minutes should be more than enough to resed the computer.
Disconnect batt
After resetting the computer on a 1999 Mercury Villager, it typically requires driving the vehicle for about 50 to 100 miles to allow the engine control module to complete its self-diagnostic tests and monitor readiness for emissions inspection. This driving cycle should include a mix of city and highway driving to ensure all systems are evaluated. It's also essential to avoid aggressive driving to help the vehicle operate efficiently during this period.
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