error-code

F2 on a Keurig coffee maker usually means a heater/temperature sensor fault. Here’s how to reset it, what to check, and when it’s time to toss it.

Keurig F15 means the brewer thinks the heating system has failed. Here’s how to clear it, when to quit, and what parts usually die.

Keurig showing F6? That’s a heater/temperature fault. Here’s the fast track to clearing it, what actually fails, and when to stop sinking money into it.

F4 on a Keurig coffee maker is a water-flow / pump fault. Here’s the fast-track way to clear it, plus when to repair vs replace.

F11 on a Keurig coffee maker is a water flow or fill fault. Here is how a tech would clear it before you spend money on a new brewer.

F12 on a Keurig usually means an internal heating/temperature fault. Here’s the fast, no-fluff path from easy reset to the real parts a tech would check.

F3 on a Keurig is a temperature sensor/thermistor fault. The board doesn’t trust the water temperature reading, so it locks the machine and stops brewing.