A dishwasher that won't turn on is usually caused by a tripped circuit breaker, a tripped GFCI outlet, a faulty door switch, or a blown thermal fuse. Before calling for a repair, you can quickly troubleshoot and resolve the issue yourself using a few simple steps.
If your dishwasher turns on (the lights and control panel are lit) but refuses to start a cycle, it is usually caused by an interrupted safety switch, an active lock setting, or a system glitch.
Common Causes for a Dishwasher Not Starting
Check for Power: Confirm the power supply and circuit breaker status. Ensure the dishwasher is plugged in and receiving power. For hardwired units, check the circuit breaker to see if it has tripped. Resetting a tripped breaker might solve the problem.
Most dishwashers do not have a dedicated, standalone "Reset" button. Instead, you can usually reset the appliance by pressing and holding the Start/Reset or Cancel/Drain button for 3 to 5 seconds, or by performing a power cycle (shutting off the power).
A blown dishwasher fuse (often called a thermal fuse) generally causes the dishwasher to lose all electrical function.
Your dishwasher is likely failing if you notice pooled water at the end of a cycle, persistent burning smells, or dishes consistently coming out dirty or cold. These issues often point to failing motors, faulty heating elements, or blocked pumps.
You can repair minor dishwasher problems yourself, such as loose door latches, clogs, or dirty spray arms. More complicated dishwasher repairs are best left to professional plumbers.
The most common dishwasher fault is clogged or poor drainage. This occurs when food debris, grease, or foreign objects (like broken glass or food particles) block the primary drain filter, the drain hose, or the garbage disposal connection, leaving dirty, standing water at the bottom of the unit.
The average dishwasher lasts 9 to 12 years. With meticulous maintenance and light usage, some high-end or European models (like Bosch) can stretch up to 15 years, while cheaper models or those run daily may wear out in 7 to 9 years.
Dishwashers usually don't have a dedicated reset button on the control panel. You can reset your dishwasher by unplugging it from its power source for one minute and then plugging it back in.
Dishwasher won't start but has power
If your Dishwasher is making a humming sound but is not filling with water, this could be due to the pump motor not running for a week or longer. This can cause the Dishwasher pump seals to dry out and stick. Operating the Dishwasher at least once a week keeps the seals from drying out and sticking.
Another appliance that has a high depreciation rate is a dishwasher at 12.50. So, if you are wondering whether to repair or replace a dishwasher, the answer is that dishwashers should ultimately be replaced when they start to break down for homeowners to save money in the long run.
While you can physically place a dishwasher pod at the bottom of the machine, it is highly not recommended.
The most common dishwasher problems usually stem from user habits, maintenance, and natural wear and tear. Leading issues include standing water, poor cleaning performance, foul odors, and leaks. Often, these can be quickly resolved with basic troubleshooting and routine cleaning.
The control board or electronic control unit is typically the most expensive part in a dishwasher. It manages all the dishwasher's functions, such as the wash cycles, water temperature, and the timing of the washing and drying processes.
Is it cheaper to repair or replace a dishwasher? If the cost to repair exceeds 50% of the cost of a new one or your unit is over 8–10 years old, replacement is usually the smarter option.
Common Signs It's Time To Buy a New Dishwasher
Industry repair data, consumer surveys, and appliance professionals consistently point to Bosch as the most reliable dishwasher brand on the market. Known for German engineering, Bosch appliances feature outstanding longevity, ultra-quiet operation, and top-tier drying systems.
Some appliances, such as lamps, televisions, computers, fridges and freezers generally require a 3 amp fuse. However washing machines, dishwashers, microwaves, kettles, toasters and irons usually require 13 amp fuses. Check out our Electrical Socket Calculator to see if you're overloading electrical sockets at home.
To know if a fuse is blown, inspect the filament inside the fuse. If the wire is severed, melted, or if the inside of the fuse looks dark or cloudy, the fuse is blown. You can also test it without removing it using a multimeter or a test light.
Reset Your Dishwasher's Control Panel
To reset your dishwasher, unplug it from the power source or simply shut the circuit breaker off for around one to two minutes. After that, restore power by plugging the dishwasher back in or flipping your breaker to the ON position.