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2019 Fusion SE Batt...
 
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2019 Fusion SE Battery/Headlight Question

  

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Got a new car battery about 2 months ago after getting a "shutting off system to save battery" on my infotainment screen. The car would still start up no problem, but seems to drive a lot better and transmission is no longer shifting wonky at certain times. It's definitely not my imagination, but can the battery have a big impact on that? I'm not sure how low the battery has to be before you receive that message. I just took it to the dealer ASAP and they replaced it under warranty no problem.

Second question I wanted to switch my SE headlights for Titanium trim headlights (they just look different and have LED lighting where mine currently do not). Would doing something like that void my car warranty at all, or cause any electrical/computer problems? I also considered just switching out the halogen bulbs on my current headlights for LED bulbs if the first option is ruled out. I know how sensitive new cars are and don't want it to create a huge head ache because my car only has 17k miles on it.

Thanks!


3 Answers
2

Check your alternator output. 


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Posted by: @fusion19

can the battery have a big impact on that

The battery doesn't power things in your car. The alternator does. The battery's only job is to start the engine.

Posted by: @fusion19

switching out the halogen bulbs on my current headlights for LED bulbs

I wouldn't


1
Posted by: @fusion19

but can the battery have a big impact on that?

Yes, it definitely can and does. All the car modules are controlled by computers and they need to have a good constant source of power. If anything interups the power, the computers

Posted by: @fusion19

Would doing something like that void my car warranty at all, or cause any electrical/computer problems?

It might void the warranty. You should ask the dealer. If it does not void the warranty, the better option would be to replace with a good LED aftrmarket that fits your car. 


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