Dishwashers

Frigidaire Turbidity Sensor Replacement Guide: Symptoms, Fit & Install

The turbidity sensor detects the cloudiness of the wash water in a dishwasher, indicating the amount of food soil present. This information helps the dishwasher's control board determine the optimal wash cycle length and water usage for effective cleaning.

GENUINE Frigidaire 154762601 Humidity Sensor Dishwasher
Appliance Aid takes part in the Amazon Associates programme. Some links on this page are affiliate links, and a qualifying purchase earns us a commission. Your price is unchanged.
🏆 RECOMMENDED PART

GENUINE Frigidaire 154762601 Humidity Sensor Dishwasher

  • Manufacturer Model 154762601
  • Genuine Replacement Part
  • Frigidaire Item
  • From The Brand Name: Frigidaire
Check Price on Amazon

What the 154762601 does

The turbidity sensor detects the cloudiness of the wash water in a dishwasher, indicating the amount of food soil present. This information helps the dishwasher's control board determine the optimal wash cycle length and water usage for effective cleaning.

Symptoms when this part fails

  • Dishwasher runs excessively long cycles
  • Dishes are not clean after a wash cycle
  • Dishwasher stops mid-cycle
  • Error code related to water quality or sensor
  • Excessive water usage

Compatibility

Fits the Frigidaire family. Specifically:

  • Any unit originally equipped with OEM part number(s): 154762601.
  • Check the model/rating plate inside your appliance and compare it against the fitment table on the product listing before ordering — this guide does not list specific compatible models because Amazon does not provide verified fitment data through this pipeline.

Tools you'll need

  • Screwdriver (Phillips/flathead)
  • Pliers
  • Towels
  • Nut driver

Difficulty: Moderate · Time: 30-60 minutes

How to install the 154762601, step by step

  1. Disconnect power to the dishwasher at the circuit breaker.
  2. Shut off the water supply to the dishwasher.
  3. Remove the lower dish rack and spray arm from the tub.
  4. Locate the turbidity sensor, often near the sump, and disconnect its wiring.
  5. Carefully remove the old turbidity sensor from its mounting.
  6. Install the new turbidity sensor, ensuring it is securely seated and wired correctly.
  7. Reassemble the dishwasher components, restore water and power, then test.

Related troubleshooting

If swapping this part doesn't fix the issue, check these next:

Disclaimer: This guide is for informational and educational purposes only. Always disconnect power before working on appliances. If you're not comfortable with any step, call a qualified appliance technician.
The Appliance Aid Team

Researched and written by the Appliance Aid Team. We work from manufacturer service documentation, parts specifications and owner reports — not hands-on repairs. How we pick products.