Toilet Running Only When Water Supply Is High

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 runs when water pressure is high.

Common Symptoms

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

Possible Causes

  • Pressure issue
  • Valve sensitivity
  • Float misadjustment

How To Fix It

  • Adjust float
  • Inspect fill valve
  • Check pressure

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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