E4
What code E4 means on a Fisher & Paykel dishwashers, what causes it, and which part to check first.
● SEVERITY: HIGH
Fisher & Paykel E4 means: Overflow / Flood Detection. The documented cause is: Internal leak (hose clamp loose, seal failed) · Inlet valve stuck open (continuous fill) · Door/drawer seal leaking · Sump seal failure · Float switch stuck in "triggered" position
What E4 means
Overflow / Flood Detection
The display shows E4 and the machine stops until the fault is cleared.
What the technical documentation says
Causes documented in the technical source published by easybear-appliancerepair.com
| DOCUMENTED CAUSE OR CHECK |
|---|
| Internal leak (hose clamp loose, seal failed) |
| Inlet valve stuck open (continuous fill) |
| Door/drawer seal leaking |
| Sump seal failure |
| Float switch stuck in "triggered" position |
Replacement parts
Tools you'll need
Before you open anything
Unplug the machine and close the water tap before removing any panel. The heating element and the wash water can stay hot long after the cycle ends.
What to check, in order
From the quickest check to the one that needs a technician.
Find a specialist
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Frequently asked questions
What does E4 mean on a Fisher & Paykel?
Overflow / Flood Detection The documented cause is: Internal leak (hose clamp loose, seal failed) · Inlet valve stuck open (continuous fill) · Door/drawer seal leaking · Sump seal failure · Float switch stuck in "triggered" position
Can I fix E4 myself?
It depends on the part involved: Internal leak (hose clamp loose, seal failed) · Inlet valve stuck open (continuous fill) · Door/drawer seal leaking · Sump seal failure · Float switch stuck in "triggered" position Clearing a filter or straightening a hose is within reach of anyone; anything behind a panel means mains electricity and water together — that is a job for a technician.
Does Fisher & Paykel use other codes on this appliance?
Yes: we document 5 other codes for Fisher & Paykel on this dishwashers. They are listed at the bottom of this page, each with its own meaning.
Does the same code mean the same thing on other brands?
Often not. The same two characters can point to completely different faults depending on the manufacturer — always check the page for your own brand.