Gaggenau Refrigerator has a bad smell or burning smell
If your Gaggenau refrigerator has a bad or burning smell, don’t ignore it—start with the simplest checks and work toward the electrical components. The most likely cause is the interior light staying on; an incandescent bulb left energized can get hot and smell like it is burning. Next check the compressor area for a burnt odor and a relay that won’t let the compressor start; a failed start relay or start relay and overload kit is a common culprit. Inspect the power cord and wall receptacle for hot or burned prongs and a loose fit, and have a licensed electrician replace the outlet if it’s damaged. If the smell seems to come from the exterior, look for a failing condenser fan motor or burned wire connectors at the motor or harness. Less often a shorted control board or stuck fan motor can produce burning odors, so inspect the board and wiring for scorch marks. Enter your model number on RepairClinic.com to find the exact replacement start relay, light, fan motor, wiring, or control board for your refrigerator.
01 - Gaggenau Refrigerator Light Bulb
Make sure the light is not staying on when the door is closed. A regular incandescent bulb can get hot and produce a burning smell.
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The compressor start device, also known as a start relay or start relay and overload kit, may have failed. This will usually cause the compressor to not start. If the burning smell is coming from the compresser area check the start device. If the start device smells burnt, or the compressor is trying to start but can't, the start device is likely bad and will need to be replaced.
Inspect the power cord prongs and wall receptacle for burn marks. The cord should plug tightly into the receptacle. A power cord that is hot is a sign of a bad connection. If the power cord is burnt or damaged it will need to be replaced. If the cord is loose in the receptacle, the receptacle will need to be replaced by a licensed electrician.
If the burning smell appears to be coming from the exterior of the refrigerator, it's possible the condenser fan motor is wearing out or overheating. You should inspect the component for any burn marks, especially near the wire connection points, and use a multimeter to test the motor for electrical continuity to help determine if the component has burned out.