Why does my 2022 Mazda BT-50 diesel manual idle at around 1000rpm most of the time and shudder when I turn it off? You might be looking at two distinct issues here. The high idle could be caused by ...
Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet stability is not luck, it is the result of sensors, valves, and software working ...