The start/stop feature of your car is designed to save fuel and lower vehicle emissions. AAA’s engineering department did some tests and found that fuel savings have been as high as five percent. Regarding extra wear and tear, so far tests have shown no significant change in battery or starter motor life. Our 2013 X3 2.8i (N20 engine) has begun stalling. Happens when you are in D (Drive) and at a complete stop with your foot on the brake. Sometime the engine "sputters" a bit but recovers. Other times the engine "sputters" then dies. Happens when the engine is cold as well as when it's at operating temperature. On our currently owned 2019 M550i turning that feature off every time we start the car is no trouble for us. However, now we read that BMW will not be providing the 2024 X3 vehicles with a pushbutton for disabling the engine start-stop function in the "economy" or "comfort" modes. I am not sure if that applies to the 2024 X3M Competition as well ? Welcome! You can get it decoded by PML, so that it follows the (last) memory - means if you have shut down your engine with ASS in "off" condition, it will have the same status when you ignite again. You should get this free in PML when you go for first servicing though. I heard Munich charges 150$ or so for this. My 2013 BMW 328i has a fuel-saving feature (as perhaps many other new cars): As soon as you stop at a stop sign or red light, the engine turns itself off automatically, and once you release the brake pedal, it starts again. In a traffic or city driving where you may stop, say, 30 times, the starter works on average 30 times more than a regular car. Of course, the fuel economy may become 2017 BMW X5 Auto Start Stop Behavior's. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 BMW default auto start-stop At times you may notice the auto start-stop restarts your engine despite the fact you haven’t started driving yet. Below are some things that may trigger the BMW engine to restart automatically: the car battery is being discharged too quickly; BMW starts to roll with the engine turned off There are a few ways to “turn off” the car, BMW calls it “Idle state”. One way is to lock the car, as you are aware. Second way is to press and hold the volume key/dial until the car is turned off. Third is to go the “Car” -> “Settings” -> “Doors/Access” -> “Turn off vehicle after opening door” in iDrive. zLak.