Design Of A Password Protected Automatic Car Washing System

Washing the car is a very common action to retain the outer of the car clean. Most of the time that task had accomplished manually in the service center or automobile garage. But it takes a huge amount of time to clean a car and further dry it. To solve this problem there need automating car wash process. In developed countries, it's very common to use an automatic car washing system widely by implementing a huge amount of budget. But for developing countries like Bangladesh or India, it's not extensively used because of its cost and complexity. In this paper highlights a cost-effective user-friendly password base automatic car washing system by using a microcontroller. The system is fully automated with different stages of foaming, washing, drying, and brushing. User can also unlock the door of an automatic car washing system by pressing PIN to a keypad.