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Ask George H. Your Own Question
George H.
George H., Hyundai Technician
Category: Hyundai
Satisfied Customers: 2033
Experience:  Hyundai Gold certified, ASE Master tech 15+ years
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Battery light comes on when idling electric system checked

Customer Question

Battery light comes on when idling electric system checked out ok
JA: Have you tested the battery? Have you tried testing the alternator?
Customer: Yes both ok
JA: What is the model/year of your Hyundai?
Customer: 2009 sonata
JA: Are you fixing your Sonata yourself? What have you tried so far?
Customer: No I am not trying to fix myself took to repair shop was told car idling to low
JA: Anything else you want the mechanic to know before I connect you?
Customer: No
Submitted: 13 days ago.
Category: Hyundai
Expert:  david craig replied 13 days ago.

Hi Im David, thanks for visiting the site. allow me a moment to come up with a solution to your issue thank you.

Customer: replied 13 days ago.
ok
Expert:  david craig replied 13 days ago.

Have you found out what the idle is? it should be around 800 for your vehicle. the idle air control valve should be removed and cleaned along with cleaning the mass airflow sensor to improve the idle. please let me know the outcome once these tasks are performed. thank you.

Expert:  david craig replied 12 days ago.

were you able to do what I suggested?

Expert:  david craig replied 10 days ago.

just checking in to see how its going

Expert:  Peter Bagley replied 8 days ago.

Just checking in to see if you need further help?