KitchenAid KDTM404KPS Repair Guide
KitchenAid’s premium dishwasher (Whirlpool-built) with the FreeFlex third rack and bottle-wash jets. A machine worth repairing at almost any age — its parts cross to Whirlpool numbers at non-premium prices.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Standing water | Filter or drain pump | Clean; replace pump | — | $0–$300 |
| 8-1 / 8-2 blink codes | Slow drain / drain motor electrical | Clear path; replace pump | — | $100–$300 |
| Bottle jets weak | Manifold clog from hard water | Citric-acid clean; replace manifold | — | $0–$220 |
| Won’t start | Door latch or control lock | Replace latch | — | $0–$220 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| 8-1 / 8-2 | Drain faults |
| 6-1 / 6-2 | Fill faults |
| 10-2 | Wash arm/diverter fault |
| 1-1 / 1-2 | Board faults |
Tech notes
The x-y blink codes read out through the cycle lights — count blinks, pause, count again. In Arizona hard water, the bottle-wash manifold is the first thing scale attacks; monthly citric acid keeps it alive.
Cost guides for this machine’s common repairs
DIY step-by-step instructions for this model
Find a dishwasher repair pro near you.
Browse verified independent appliance repair companies by city — ratings, hours, and phone numbers, no middleman.
We'll buy your KitchenAid KDTM404KPS — or haul it away.
If the repair costs more than this machine is worth to you, we'll quote you on taking it. Cash offer if it still has value, free or paid scrap pickup if it doesn't. We'll tell you honestly which it is.