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GE dishwasher error C4
Too much water. The float switch is stuck or the dishwasher is overfilling.
Serious · needs a technician
C4
Meaning: Too much water
What causes C4
The float switch is stuck or the dishwasher is overfilling.
What to do
Turn off the water supply. The float and inlet valve need checking.
Can I fix it myself?
No. This is a fault a technician should handle; keep using the appliance and it can get worse or become unsafe.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the dishwasher for a flat $89 and gives you an exact quote before doing any work.
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