I was told my alternator was failing so I had it replaced. However, my battery light is still illuminated while the engine is running.
Jul 13, 2023 at 10:37 AM
Battery light stays on?
2017 NISSAN SENTRA
ELEWIS84
- MEMBER
- 24 POSTS
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STRAILER
- ✓ASE Certified Mechanic
- 54,832 POSTS
You may have a defective alternator but to be sure let's use this guide to see if it is charging:
https://www.2carpros.com/articles/how-to-check-a-car-alternator
If not let's check the fuses #27 in the left front of the engine compartment and fuse #3 in the lower left end of the dashboard. Here are the alternator wiring diagrams so you can see how the system works.
https://www.2carpros.com/articles/how-to-check-a-car-fuse
If everything checks out you may need to reset the battery monitor, this video can help:
https://youtu.be/ETNv2S_idIU
Check out the images (below). Let us know what happens and please upload pictures or videos of the problem so we can see what's going on.
https://www.2carpros.com/articles/how-to-check-a-car-alternator
If not let's check the fuses #27 in the left front of the engine compartment and fuse #3 in the lower left end of the dashboard. Here are the alternator wiring diagrams so you can see how the system works.
https://www.2carpros.com/articles/how-to-check-a-car-fuse
If everything checks out you may need to reset the battery monitor, this video can help:
https://youtu.be/ETNv2S_idIU
Check out the images (below). Let us know what happens and please upload pictures or videos of the problem so we can see what's going on.
Images (Click to enlarge)
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Professional Diagram for 2CarPros Members
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Professional Diagram for 2CarPros Members
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Jul 13, 2023 at 5:45 PM
STRAILER
- ✓ASE Certified Mechanic
- 54,832 POSTS
You are welcome AH
May 5, 2024 at 12:27 PM
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