Radio presets and the clock.
No.
You need to charge or replace your battery
The MDS is all automatic and would not need reset.
There is no need to do this. Unhooking the battery for a minute will reset the PCM, if that's what you want to do.
Radio code needs to be inserted and station presets will need to be reset. Also clock will need to be reset. Nothing else.
probably anti theft - need code to reset
"subura forester" does not need to be reset after changing the battery. The ECU will adjust itself to optimum settings over a day or two of driving. If your issue is something other than this, please ask a more specific question.
If you mean anti theft you need an auto locksmith
try many things, but the only thing that work for my car (03 tahoe) is disconnecting car battery for 5 min. you need to replace the rfa battery first.
Open it up and check and see.
Disconnect the battery for a few moments. When it is reconnected, the computer should have reset. if this method is not successful then the car will need to be taken to an authorized dealer to be reset.
Changing the battery on a Mazda 6 is very easy to do. You will first need to remove the bar that is over the battery, then you will need to remove the battery terminals. After the battery is removed, put the new one in and put the battery terminals back in place, and put the bar back on.