KitchenAid Dishwasher Error Code 6-2
Stuck relay on control board
The most common cause of the 6-2 error on a KitchenAid dishwasher is relay failure on PCB (~65% of cases); start with: power cycle the dishwasher.
What Does Error Code 6-2 Mean on a KitchenAid Dishwasher?
Stuck relay on control board.
Fault code 6-2 means a relay on the main control board is stuck closed or open, so the board can no longer switch a load — heater, pump, or valve — on and off correctly. This is an internal board fault, usually from a voltage surge or moisture, and normally requires replacing the control board.
What Causes Error Code 6-2?
Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:
- 1 Relay failure on PCB 65% of cases
- 2 Voltage surge damage 25% of cases
- 3 Moisture on board 10% of cases
How to Fix KitchenAid Dishwasher Error Code 6-2
- 1
Power cycle the dishwasher
Switch off the breaker for 15 minutes (most units are hardwired), then restore power — a stuck relay occasionally resets.
- 2
Inspect for moisture or surge damage
With power off, check the control board for water spotting, corrosion, or scorched relay contacts.
⚠️ Disconnect power before servicing. - 3
Replace the control board
If 6-2 returns after a power cycle, the stuck relay can't be repaired and the control board needs replacement.
🔩 KitchenAid dishwasher control board ($150–$350)⚠️ Disconnect power before servicing.
How to Reset Error Code 6-2
Switch off the dishwasher's breaker for 15 minutes to fully de-energize the board, then restore power. If 6-2 returns, the stuck relay cannot be reset and the control board needs replacement.
Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.
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When to Call a Professional
Because 6-2 is a hardware fault on the control board and most KitchenAid dishwashers are hardwired, replacing the board safely involves mains wiring — call a technician unless you're comfortable with that.
Same Code on Other Brands
Error code 6-2 appears on these other brands too.
Find Replacement Parts
Use these links to find the exact replacement parts for your KitchenAid Dishwasher:
External links — ApplianceErrors.com is not affiliated with these retailers.
More KitchenAid Dishwasher Error Codes
Frequently Asked Questions
Can I keep using my KitchenAid Dishwasher when error 6-2 appears? +
What most commonly causes 6-2 on a KitchenAid Dishwasher? +
6-2 keeps coming back after a reset — what should I check next? +
How much does it cost to fix KitchenAid Dishwasher error 6-2? +
Sources & References
- • KitchenAid Product Help — official manufacturer documentation
- • Our editorial & verification policy
Content verified against manufacturer service documentation. Last verified: June 10, 2026.