Dishwasher dishes not clean?

Clogged spray arm holes prevent water from reaching dishes.

Likely causes · most likely first

Lower Spray Arm

Easy DIY Part: $15–$40
Upper Spray Arm

Easy DIY Part: $15–$45

Upper rack items won't clean if the upper spray arm is blocked.
Circulation Pump

Hard DIY Part: $80–$160

The circulation pump drives water pressure — a weak pump means poor cleaning.
Detergent & Rinse Aid Dispenser

Moderate DIY Part: $25–$55

If the dispenser doesn't open, detergent never reaches the wash cycle.
Fine Filter Mesh

Easy DIY Part: $15–$35

A dirty filter recirculates food particles back onto dishes.

See the faulty part in 3D.

Tap a highlighted part to see exactly why it fails, how to verify it's the problem, and how to replace it.