Depending on the vehicle (which you failed to mention) it needs to complete one or more drive cycles which includes some highway driving and some city driving in order to relearn your driving habits. Each make has their own procedure.
to reset the old codes you must drive it for atleast an entire drive cycle
You take out the battery and reinsert it.
You do not have to reset the computer. The ECU will take care of itself and there is nothing you have to do but drive the car.
drive it about 30 to 50 miles,you reset the computer when you replaced the battery. What you want is info back in the computer ,that is why a minimum of 30 to 50 miles must be driven to put info back in.
No, but you can reset by disconnecting the battery for a little while to reset its memory and leaned values. Or it will relearn itself while you drive it.
unhook the battery for about a minute or so, then reconnect!
do you have to reset computer after changing battery in 2003 745li
There is nothing to reset. The computer will function normally when you connect the battery again.
Unhook the battery for about an hour then reconnect it and drive it for about 20 minues.
You do not have to reset the computer.
You don't reset the computer. The ECU will relearn after a few driving cycles. No input necessary on your part. Just drive normally.
To reset computer on dodge caliber. remove the dodge caliber, remove the negative and positive cable from the battery. You can then reset your computer.