⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: Dishwasher Difficulty: Moderate
Problem: Turbidity sensor fault; internal sensor failure or wiring harness damage
How to Fix Dishwasher Error
- Unplug dishwasher from electrical power.
- Remove lower access panel to access sensor wiring harness connection.
- Disconnect wiring harness from turbidity sensor assembly.
- Test sensor continuity per service manual specifications using multimeter (typically checks optical circuit).
- Inspect wiring harness for cuts, pinches, or corrosion near tub movement points.
- If sensor tests faulty or wiring is damaged: remove mounting screw securing sensor housing.
- Gently extract sensor assembly from tub wall. Clean mounting area thoroughly.
- Install new turbidity sensor using OEM part DD31-00007A. Ensure O-ring is properly seated.
- Secure mounting screw to 3 in-lbs torque. Reconnect wiring harness firmly.
- Reinstall access panel. Restore power. Run diagnostic cycle to verify sensor communication and error clearance.
Recommended Replacement Part
Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
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