How To: Test vehicle relays in place with stranded copper wire

Test vehicle relays in place with stranded copper wire

This is a really great tip for any mechanic's toolbox. Most people switch out relays in the vehicle to determine whether they're bad or not, but sometimes that doesn't do the trick. Sometimes it's necessary to check the relay in place, in the relay box, and there's a simple trick to doing so, for any automobile. Just wrap some stranded copper wires around the contacts and plug it back into the relay box. Then test!

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1 Comment

Praying you will assist me with a related question to relays on a 95 Ford Windstar. Where is the relay to the cooling fan on a 95 Ford Windstar 3.8 liter located? Thank you so much for your time.

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