Toilet Running But Tank Full

Tools That May Help

Before calling a professional, these common tools may help you check the issue safely.

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Problem

The toilet keeps running even though the tank is full.

Common Symptoms

  • Water leaks or moisture
  • Unusual plumbing odors
  • Slow drainage
  • Visible water stains

Possible Causes

  • Fill valve malfunction
  • Float issue
  • Overflow problem

How To Fix It

  • Adjust float
  • Inspect fill valve
  • Check overflow height

Safety Tip

Dry surrounding areas completely after repairs to help prevent water damage or mold growth.

When To Call A Professional

If issue persists

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