Could a bad ground cause an ignition coil to fail

2003 LAND ROVER DISCOVERY 2
130,000 MILES • 4.6L • V8 • AWD • AUTOMATIC
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VKTR
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  • 1 POST
The coil was sparking to the body and there was not any bolts on the coil bracket for the ground. Could this cause the coil to fail?
Sep 19, 2017 at 5:11 PM
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STRAILER
  • ✓ASE Certified Mechanic
  • 54,837 POSTS
  • ASE Certified Mechanic
Yep, the coil can overload and heat up causing the coil to fail. Here is a video and some diagrams (Below) that will help you get the job done.

https://youtu.be/iDgXwKA-IIc

Here is a guide that can help you test the coil.

https://www.2carpros.com/articles/how-to-test-an-ignition-system

Please let us know what you find.

Cheers, Ken
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Sep 20, 2017 at 1:13 PM
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