Menu

We research products independently. Some links on The Coffee Maker Store are affiliate links. If you buy through them, we may earn a commission at no extra cost to you. Learn more ›

Troubleshooting

Common problems such as weak or bitter coffee, leaks and machines that will not brew, with safe user-level fixes.

6 articles
How to Find and Fix a Coffee Maker Leaking Water

How to Find and Fix a Coffee Maker Leaking Water

A coffee maker leaking water from the bottom is a common but fixable problem. We'll help you diagnose the source and guide you through simple repairs.

The Coffee Maker Store Editors Oct 21, 2026

If your coffee maker is acting up—maybe it’s not brewing, making weak or bitter coffee, or even leaking—you’ve come to the right place. Our troubleshooting guides are designed to help you diagnose common issues and apply safe, user-level fixes that can often get your machine back in action without a costly service call.

This section is for anyone who wants to solve problems with their home brewing equipment, whether you're troubleshooting a basic drip machine or an espresso maker. We walk you through logical steps to identify the cause, from simple maintenance oversights to more specific mechanical issues.

What you'll find here

  • Step-by-step guides for frequent problems like a machine that won't brew.
  • Explanations for quality issues, including weak coffee or bitter taste, and how to correct them.
  • Help with espresso extraction problems, from sour shots to inconsistent crema.
  • Instructions for safely diagnosing and addressing leaks from various parts of a machine.
  • Clear advice on when a fix is within your reach and when to consult the manufacturer or a professional.
  • Connections to broader Maintenance & Cleaning practices to prevent future trouble.

For a comprehensive look at the most common issues, see our detailed article: Coffee Maker Troubleshooting: Not Brewing, Weak or Bitter Coffee, Leaks and Espresso Problems.