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Sensor reading fault error codes

A sensor value is outside the range expected by the control board.

16Code pages
5Brands
4Appliances
Problem hubGuide type

Quick answer

Sensor reading fault codes usually point to a shared symptom category, not one guaranteed failed part. Start with visible conditions, then use the matching brand code page below.

What this problem type covers

This hub groups matching appliance code pages for Dishwasher, Refrigerator, Washer, Dryer. Covered brands include GE Appliances, LG, Samsung, Bosch, Speed Queen. It is useful when searches mention a symptom, such as drain code, fill error, leak warning, or airflow restriction.

Exact steps still depend on brand and model number. Use the code page for the display text on your appliance before opening panels or ordering parts.

Common causes

  • Temporary sensor reading glitch
  • Dirty sensor surface
  • Loose sensor wiring
  • Failed thermistor, pressure sensor, or humidity sensor

Safe first checks

  1. Disconnect power for 5 minutes to clear a temporary control state.
  2. Clean accessible sensor surfaces shown in the manual.
  3. Avoid spraying cleaner into control panels or sensor openings.
  4. Run a short test cycle after the reset.
  5. Move to the exact brand code page if the same warning returns.

Stop troubleshooting when

  • The code returns immediately.
  • The appliance cannot complete a short empty cycle.
  • The suspected sensor is inside a sealed or powered area.

Related troubleshooting guides

How to Find an Appliance Model Number Before Reading an Error CodeHow to Read Appliance Error Codes Without GuessingHow to Document an Appliance Error Code Before ServiceWater Fill Error Code Checklist for Washers and Dishwashers

Matching code guides

16 pages match this problem type.

All problem types

GE Appliances Dishwasher

C8

Clear items blocking the detergent cup and run one short test cycle.

Sensor reading fault

LG Dishwasher

PE

Stop after checking for obvious water-level or leak symptoms; PE normally needs service inspection.

Sensor reading fault

LG Dishwasher

tE

Do not keep resetting the dishwasher; temperature sensor faults usually need service.

Sensor reading fault

LG Refrigerator

Er FS

Record the code, keep food safe, and use service if the sensor code returns after one reset.

Sensor reading fault

LG Refrigerator

Er rS

Keep doors closed, monitor cabinet temperature, and use service if the sensor warning returns.

Sensor reading fault

LG Washer

E7

Confirm the paired unit is aligned and stop if the switch or installation looks damaged.

Sensor reading fault

LG Washer

PE

Unplug the washer and arrange service if PE returns, because the water-level sensing path needs diagnosis.

Sensor reading fault

Samsung Dishwasher

bE

Turn the dishwasher off and check that every button releases normally.

Sensor reading fault

Samsung Dishwasher

tE

Empty the dishwasher and stop repeated tests if tE returns after a reset.

Sensor reading fault

Samsung Washer

7E

Check the model manual and request service if 7E returns after a reset.

Sensor reading fault

Samsung Washer

8C

Confirm the washer is level and stop if the sensor code returns on an empty cycle.

Sensor reading fault

Samsung Washer

PC

Do not force repeated cycles if clutch-position codes return immediately.

Sensor reading fault

Samsung Washer

SE

Power reset once, then check the model manual if the same code returns.

Sensor reading fault

Samsung Washer

tE

Power reset once; repeated temperature sensor codes should go to service.

Sensor reading fault

Bosch Dishwasher

E19

Power reset once; repeated E19 should be handled by service.

Sensor reading fault

Speed Queen Dryer

Er SH

Cancel the cycle, disconnect power if safe, and use service if the temperature sensor warning returns.

Sensor reading fault