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Answer a few plain questions about what you're seeing. You'll get the most likely cause, one safe thing to check, and a clear line for when to stop and call a licensed electrician. Nothing you enter leaves your device.
Every result comes from a fixed diagnostic model, not a chatbot. When it can't stand behind an answer, it says so instead of inventing one.
Each diagnostic names the specific electrical code and standards it's based on, and re-checks them on a schedule.
It gives you the one safe thing to check, and says plainly when to stop and bring in a licensed electrician. It never tells you to work on live wiring.
Pick a diagnostic
Why a GFCI won't reset, or trips again the instant you reset it.
Start →Read the indicator lights and tell whether protection is still active.
Start →Whether it's the wiring, a plugged-in load, or the device doing the tripping.
Start →Translate the three-light pattern on a plug-in outlet tester into plain English.
Start →Whether the load on a circuit is within a breaker's safe continuous limit.
Start →If a cord's gauge and length can safely carry what you're plugging into it.
Start →Make sense of a voltage reading against what's expected.
Start →