Error Code 4C5
The water inlet valve appears to be letting a small amount of water leak through when it should be closed
Minor
Usually easy to fix - may resolve on its own
Also displayed as: No display (4C5 in recall)
What This Means
Water valve is leaking when it should be closed; Water valve not fully closing
What actually causes this:
Debris is preventing the water inlet valve from fully closing, or the valve is wearing out
First Thing to Check
This is usually an early warning — the dishwasher should still work normally for now
Parts Involved
How to Fix
- 1
1. Check water valve for foreign material preventing full closure
- 2
2. Check water valve coil resistance (disconnect first) — Normal: approximately 990 ohms +/-10%
- 3
3. If valve is leaking when de-energized, replace water valve
Other Error Codes for DW80M9550UG
The dishwasher's main computer and the display board can't talk to each other
The motor controller board inside the dishwasher stopped responding
Water is leaking inside the base of the dishwasher
Too much water detected inside the dishwasher
The water distribution motor that directs spray isn't working properly
The main wash pump that sprays water isn't working properly
The dishwasher door isn't fully closed
The automatic door-opening feature isn't working