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FUNCTIONS & MEASUREMENTS

Digital multimeter probes touching each end of a glass cartridge fuse during a continuity test with the display showing a successful continuity reading.

How to Test Continuity with a Multimeter (+ Resistance)

August 17, 2026June 8, 2026 by Arslan Ashfaq

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Categories FUNCTIONS & MEASUREMENTS
Ceramic electrolytic and tantalum capacitors compared side by side

How to Test a Capacitor with a Multimeter (5 Methods, Including ESR)

September 21, 2026June 6, 2026 by Arslan Ashfaq

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Categories FUNCTIONS & MEASUREMENTS
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Table of Contents

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  • What Is a Capacitor and Why Testing It Matters
    • Why Capacitance Alone Doesn’t Tell the Whole Story
  • Capacitor Symbol on Multimeter: Finding the Right Settings
    • Capacitance Symbol
    • Microfarad Symbol on Multimeter
    • Not Every Multimeter Has a Capacitance Setting
  • Safety First: Discharge the Capacitor Before Testing
  • Method 1: Capacitance Mode (Most Accurate for Value)
    • Capacitance Test Results Table
  • Method 2: Resistance Mode (Testing a Capacitor with an Ohmmeter)
    • Resistance Mode Results
  • Method 3: Voltage Charge Test
  • Method 4: Visual Inspection
  • Method 5: The ESR Test (What Most Guides Skip)
    • Why a Standard Multimeter Cannot Fully Test ESR
    • When You Need a Dedicated ESR Meter Instead
    • Signs a Capacitor Has Failed ESR Even With Normal Capacitance
  • Capacitor Types: Why Testing Slightly Differs by Type
  • How to Check a Bad Capacitor with a Multimeter: Symptom-Based Troubleshooting
  • FAQ
    • How do I test capacitance with a multimeter?
    • How do I test a capacitor with an ohmmeter if my multimeter has no capacitance mode?
    • How do I check for a bad capacitor with a multimeter if it passes the capacitance test?
    • What does the capacitance symbol look like on a multimeter?
    • Can I test a capacitor without removing it from the circuit?
    • What is a normal capacitor reading on a multimeter?
  • Conclusion
→ Index