How do I check a relay to see if it is good or bad?

2003 LINCOLN LS
1,000,000 MILES • 3.9L • V8 • 2WD • AUTOMATIC
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BRIAN CHILDRESS
  • MEMBER
  • 19 POSTS
How do I check a relay?
Feb 18, 2022 at 5:41 PM
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SQM
  • Experienced Mechanic
  • 6,383 POSTS
Hello,

You check a typical relay using a multimeter.

Take a look at this guide, it shows step by step testing a relay and also what to look for when you are diagnosing relay issues:

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

Feel free to let me know what you are experiencing.
Thank you.
Feb 24, 2022 at 11:59 PM
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