Back to Fix a Running Toilet
Home & Apartment Repair
150 XP
Field Challenge

Diagnose Your Toilet

Inspect the toilet in your home and do a full diagnostic — even if it seems fine right now.

1

Lift the tank lid and observe the water level relative to the overflow tube

2

Do the food dye test (5 drops of food coloring in the tank, wait 10 minutes, check bowl)

3

Note the age and condition of the flapper

4

Jiggle the flush handle and observe the flapper behavior

5

Report what you found

💡

Tell us: what did the dye test show? What condition is the flapper in? Any adjustments you made?

Submit your work

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Diagnose Your Toilet | Skills Trainer