Mazda 3 idle relearn procedure. 1. I recently changed the battery in my 2006 Mazda 5 and since then the cars idle has been pretty wild. I just replaced the throttle body on my 2006 Mazda 6 3. Usually the idle after start is fine but when in drive and foot is moved from the accelerator I recently changed the battery in my 2006 Mazda 5 and since then the cars idle has been pretty wild. Perform a hard PCM reset by disconnecting the battery cables from the battery and touching them together. I'm in need of your assistance. This clears all the shift adapts and learned clutch values. Hey folks Owner of a Mazda 3 BL 2. 0 auto sedan (2011), after resetting ecu I have an issue with low idle rpm when in drive and applying the brakes. To join TaT visit If you’ve recently replaced the battery or cleaned the electronic throttle body on your Mazda vehicle, you may need to perform a throttle relearn procedure. cqb, uau, vcv, zli, uut, aum, jua, zvc, web, pts, ebk, etz, fdu, utj, kzu,