2 SH Serious Moderate DIY

Frigidaire Refrigerator 2 SH — Freezer Sensor Shorted

Frigidaire Refrigerator · Error code 2 SH

What 2 SH Means

Freezer thermistor reading is short-circuited. Board flags the fault and defaults compressor control.

Symptoms

  • 2 SH shown
  • Freezer over-cools or under-cools
  • Compressor runs continuously

Common Causes

1
Shorted freezer thermistor

Element fails closed.

2
Wire shorted to cabinet

Conductor grounded.

3
Water intrusion at connector

Defrost drain water corrodes pins.

How to Fix It

  1. Unplug fridge.
  2. Pull freezer back panel and locate the freezer thermistor.
  3. Ohm the sensor — replace if shorted.
  4. Inspect wiring for chafe/short points.
  5. Replace main board if sensor and wiring test good.

Parts You May Need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

Common replacement Freezer thermistor View on Amazon→

More Frigidaire Refrigerator Codes

1F 1F — Ice Maker Fault 1 SH 1 SH — Fresh Food Sensor Shorted 1 SY 1 SY — Fresh Food Sensor Open 3 SH 3 SH — Evaporator Sensor Shorted 3 SY 3 SY — Evaporator Sensor Open 4 SY 4 SY — Ambient / Defrost Sensor Open

All Frigidaire codes → All refrigerator codes →

Verified against manufacturer documentation: frigidaire.com

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician.