The M6160TC is a widely installed built-in microwave that pairs sensor-guided cooking programs with straightforward Direct Sensor controls. Its door latch is the single most heavily used mechanical component and the most common point of service need on daily-use kitchens.

The M8261-2 is part of Miele’s older M 8000 built-in microwave generation, discontinued for over a decade. Its keypad and latch see the most wear over a long service life, and a weakening magnetron typically shows up gradually as longer cook times rather than a sudden failure.

Of every appliance in your home, a microwave carries one of the most serious DIY repair risks — even when unplugged.

Before assuming the worst, run through this quick checklist — some causes of a dead built-in microwave are simpler than they look.