If you find the same cause for multiple symptoms of dishwasher, that is a good place to start. In general, the causes are listed in the order of the ease of testing / repair or the likelihood of it being the cause of the problem.You don't have to know what is wrong with your dishwasher, just refer to our troubleshooting guide and find the symptoms your dishwasher is experiencing. We'll suggest some possible causes and how to fix the problem.To help get you started, we’ve broken down dishwasher repairs by the most common symptoms, like leaking or noisy. Click on the symptom your dishwasher is experiencing. repair a noisy dishwasher by the type of noise it makes, from the rattle of a pump housing or motor bushings, to a worn washer arm bearing. Leaking Diagnose the reason for your leaking dishwasher, from a worn pump and door seals, to a failed water inlet valve.