What Are the Reasons for a Car Suddenly Losing Power?

[McColin]

The reasons for a car suddenly losing power are: 1. The battery itself has no power or its terminals have come loose; 2. The wiring, main fuse, or main relay is burnt out or damaged; 3. The ignition switch is damaged. The solutions for a car suddenly losing power are: 1. Check if the wiring from the battery to the fuse box is damaged or burnt out; 2. Inspect the main wiring, main fuse, or main relay for any burnouts or damage; 3. Check if the ignition switch is damaged. The functions of a car battery are: 1. To provide a strong starting current to the starter when starting the engine; 2. To assist the generator in supplying power to electrical devices when the generator is overloaded; 3. To supply power to electrical devices when the engine is idling; 4. The battery can protect the car's electrical appliances.