Sub-Zero · Refrigerator error code

10 2 00Freezer cabinet thermistor open

Cross-checked Power off, standard tools

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Related diagnostic guides

Guide · Refrigerator

Installing a factory ice maker kit in an 'ice maker ready' refrigerator (top-freezer, bottom-freezer, side-by-side)

Many lower-priced refrigerators ship with the wiring, fill-tube opening and valve mounting holes in place but no ice maker or water valve. The brand sells a matching kit (ice maker, inlet valve, tubing, clips, sometimes a bin and cover). The job is: unplug, open the freezer-wall wiring/fill-tube cover, mount the ice maker on the provided screws or bracket and plug it into the harness, mount the water valve on the back of the cabinet in the pre-made holes, connect the valve-to-fill-tube tubing, then run a house water line to the valve with a service loop. Use the kit made for that brand and cabinet size; kits are not universal.

7 steps ~75 minmoderate

Component test · Refrigerator

How to test a refrigerator air damper (damper motor or damper control)

The damper opens and closes the cold-air path from the freezer to the fresh-food section. Older ones are mechanical (bellows), newer ones use a small motor driven by the board. Ice in the duct is a frequent cause.

6 steps ~30 minmoderate

Guide · Refrigerator

Premium built-in refrigerator: one section warm (Sub-Zero vs. Monogram logic)

Start by knowing the architecture. Sub-Zero built-ins have two separate sealed systems, so a warm section means a fault in that section's own fan, defrost, sensor or system. Monogram built-ins share one freezer evaporator and feed fresh food through a damper, so a warm fresh-food side with a cold freezer points at the damper, airflow or an iced return passage.

6 steps ~60 minmoderate

More Sub-Zero refrigerator codes

Sub-Zero · Refrigerator

10 1 02

Zone 1 cabinet thermistor unstable

Cross-checked High-voltage / caution

Sub-Zero · Refrigerator

10 2 01

Freezer cabinet thermistor shorted

Cross-checked

Sub-Zero · Refrigerator

10 7 00

Ambient (on control board) thermistor open

Cross-checked

Sub-Zero · Refrigerator

10 7 01

Ambient (on control board) thermistor shorted

Cross-checked

Sub-Zero · Refrigerator

10 7 02

Ambient (on control board) thermistor unstable

Cross-checked

Sub-Zero · Refrigerator

10 F 00

Freezer evaporator thermistor open

Cross-checked