Fridge sensor open

Locate the fresh food thermistor — mounted on the ceiling or side wall of the refrigerator compartment
Disconnect and measure resistance: approximately 27,000 ohms at 38F (3C)
An open circuit reading confirms sensor failure
Check the wiring near the cabinet penetration for damage
Pro Diagnostic Tip
An open fridge thermistor causes the damper between freezer and fresh food to stay open, over-cooling the refrigerator. On KitchenAid models, lettuce and produce freezing in the fresh food section is the telltale sign of a failed C2 sensor.
Repair Difficulty
Moderate — Some Experience NeededEstimated Repair Cost
$75–$175
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
Refrigerant gauges ($200+), vacuum pump ($250), leak detector ($150), and EPA-certified recovery equipment. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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Error code C2 is a high-severity issue that can cause further damage to your refrigerator if left unresolved. A licensed technician can diagnose and fix it the same day.
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KitchenAid error code C2 indicates: Fridge sensor open. This is a high-severity issue affecting your refrigerator.
Locate the fresh food thermistor — mounted on the ceiling or side wall of the refrigerator compartment Then, Disconnect and measure resistance: approximately 27,000 ohms at 38F (3C) Then, An open circuit reading confirms sensor failure There are 1 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
Besides the error code on the display, common signs include: Fresh food section too cold — food freezes; Temperature display shows error or extreme reading; Compressor runs continuously. If you notice any of these symptoms, check your refrigerator's display panel for error code C2.
Repair costs for KitchenAid C2 typically range from $75 to $175 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.