The primary cause for this type of problem is any type of blockage or water clog. The first thing to do is check the tube within the coffee pot. If there are obstructions here, or if the tube is clogged, water or any other liquid will not be able to pass through.
Why is my Mr. Coffee not turning on?
If there is no power to the machine, make sure the device is plugged into a power source in the wall. If the device fails to work at all, then the circuit board may be faulty. The first step is to make sure all the wires inside the coffee machine are not damaged and are running to the circuit board.
How do I reset my Mr. Coffee maker?
Response from Mr Coffee:
Resetting can be done by completely emptying the water reservoir and leaving the coffee maker unplugged for 5 minutes.
How do I fix my Mr. Coffee machine?
How to Fix Mr Coffee Maker
How do you unclog a Mr. Coffee coffee maker?
One solution is to run a cleaning cycle through your coffee maker. To clean, run a solution of vinegar and water at a 1:1 ratio through your coffee maker: set it up to brew a full 12 cups (6 cups vinegar and 6 cups water). After you run this through your coffee maker, run two full cycles of plain water.
Why is my Mr. Coffee beeping and not brewing?
If your Mr Coffee is beeping but not brewing, first check your water supply. Check to make sure the filter and lid are in good condition and in the correct position. If all parts are set up, and Mr Espresso is as yet not blending, run a vinegar solution through the machine to separate any hard water stores.
How do I start my Mr. Coffee?
Mr. Coffee 12-Cup Programmable Coffeemaker Review