I've cleaned the float switch, but the E2 error still appears. What's the next step?

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Grade: Education Subject: Support
I've cleaned the float switch, but the E2 error still appears. What's the next step?
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After cleaning the float switch, inspect it closely for any physical damage or cracks. If it looks damaged, it likely needs replacement. If it appears intact, try gently tapping the tank around the float switch area to see if it dislodges anything. If still no luck, consider a sensor issue.