What Happens When a ‘Smart’ Car Goes Crazy After Battery Removal? Here’s How to Fix Everything

After disconnecting the battery, modern cars often lose some ‘memory’: automatic window modes stop working, the sunroof malfunctions, or even a power steering error appears. As mechanic Alexey explained to 32CARS.RU during an interview, this happens because the car’s systems reset after losing power, affecting various comfort options. To fix these issues without going to a service center, the first step is to turn the ignition key to the ‘On’ position without starting the engine for a few minutes. This can sometimes help reset the systems and restore the lost settings. If this doesn’t work, there are other methods to try.