Discovered these methods for erasing past mistakes.
1) The simplest method for resetting the engine control unit is,
The battery's negative lead must be removed.
Get in the driver's seat of your Mazda and play about with the lighting and horn controls.
Repeatedly depress and release the brake pedal five times.
If you disconnect and wait ten to fifteen minutes, the ECU should be reset.
Leave it off for a few hours if you are unsure whether it works.
To charge your Mazda again, reconnect the "Negative" terminal clamp.
Start the vehicle, let it idle for a few minutes so you can get used to the mapping, and take it easy for the first half hour. The ECU will pick up on your preference for low fuel use and adjust accordingly.
because if you immediately put your foot to the floor it will associate high acceleration with increasing gasoline intake.
2) The NVRAM and the KAM each have their own reset processes. Both will keep your saved radio settings safe.
1) Start with the key turned off, then push and hold the odometer reset button until the odometer displays "TEST," and then release.
Step 2: Return to Step 1 with the Key Off.
This will clear all sensor profiles and reset the PCM, with the exception of the KAM. The standard technique for doing so is as follows:
1) Engage the ignition
2) Slam on the brakes 20 times in a row, or until the oil pressure gauge goes halfway and back.
We hope you find these suggestions useful in addressing any issues you're facing.