1 SH Serious Moderate DIY

Frigidaire Refrigerator 1 SH — Fresh Food Sensor Shorted

Frigidaire Refrigerator · Error code 1 SH

What 1 SH Means

Alternate Gallery/Professional display for a shorted fresh food sensor — same fault family as H2.

Symptoms

  • 1 SH shown on display
  • Erratic fresh food temperature
  • Compressor over-runs

Common Causes

1
Shorted fresh food thermistor

Internal short.

2
Wire harness short

Pinched in cabinet liner.

How to Fix It

  1. Unplug fridge.
  2. Ohm the fresh food thermistor — replace if shorted.
  3. Repair shorted wiring if found.
  4. 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 Fresh food thermistor View on Amazon→

More Frigidaire Refrigerator Codes

1F 1F — Ice Maker Fault 1 SY 1 SY — Fresh Food Sensor Open 2 SH 2 SH — Freezer Sensor Shorted 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.