KDTM604KPS 6-4 error
Your KitchenAid KDTM604KPS is showing 6-4. Before replacing parts, confirm the model tag matches KDTM604KPS: Open the door and look on the inner door edge or left/right side of the tub opening. On this KitchenAid dishwasher, 6-4 means Wash motor electrical problem — the wash pump motor is not running or communicating. The steps below follow the field-service order for the KDTM604KPS platform — not the generic KitchenAid 6-4 page. Cross-check part fit with KDTM604KPS before ordering — use the model-specific parts diagram. If the code cleared after a reset but returned mid-cycle, treat that as a confirmed fault rather than a one-time glitch.
Buy the replacement part
Fix steps
- Verify the model tag reads KDTM604KPS — Open the door and look on the inner door edge or left/right side of the tub opening.
- Reset 6-4: unplug the dishwasher or switch off the breaker for 5 minutes, then restore power.
- Remove and clean the tub filter, confirm the inlet valve screen is clear, and check the door gasket before assuming a pump or valve failure for 6-4.
- Cross-check part fit with KDTM604KPS before ordering — use the model-specific parts diagram.
- Run a test cycle after repair. If the code returns, use the compatible parts below or the full brand code guide.
Guided repair checklist
Complete the safe checks one at a time. Progress is saved for this browser so you can continue later.
0 of 5 checks recorded
Recommended next action
Start with this check before considering replacement parts.
Check 1 of 5
Verify the model tag reads KDTM604KPS — Open the door and look on the inner door edge or left/right side of the tub opening.
Did the repair resolve the issue?
Restoring repair progress…
Repair guidance is for informational purposes only. We do not guarantee that any fix will resolve your issue, and you assume all risk when following these steps. Terms & disclaimer
FAQ
What does 6-4 mean on a KitchenAid KDTM604KPS?
Wash motor electrical problem — the wash pump motor is not running or communicating.
How do I reset 6-4 on a KDTM604KPS?
Unplug the dishwasher or switch it off at the breaker for 5 minutes, then restore power and restart. If 6-4 returns on the KDTM604KPS, the underlying fault is still present.
What part do I need for KDTM604KPS 6-4?
Start with the KDTM604KPS-compatible parts listed below. 6-4 often points to a failed component on this KitchenAid dishwasher.
Is 6-4 on the KDTM604KPS easy to fix?
Many owners fix this themselves with basic tools. Start with the reset and steps above, then check compatible parts below.