Security system issue. I think?

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KellyJ

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I've been having an intermittent problem when starting my 2012 JKU. I reset the security system, which seemed to help, but now its started again.
Anyone with a similar problem?
 
KellyJ said:
I've been having an intermittent problem when starting my 2012 JKU. I reset the security system, which seemed to help, but now its started again.
Anyone with a similar problem?
Click to expand...

Is the little red dot lite up in the right corner of your cluster when it happens? If so could be your key FOB battery is weak.
 
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It does. Comes on for three to five seconds then goes off. I replaced the battery in the FOB which didn't change anything. I also tried the spare key with the same results.
 
Not sure if this will do anything for that or not but it doesn't cost anything.

wranglerjkforum.net

How to Reset the ECU on a Jeep Wrangler JK

While there are folks that swear resetting your ECU does absolutely nothing, it's a common practice among automotive enthusiasts. The ECU (Electronic Control Module) "learns" your driving style and the parts in your ride by storing information in its memory, information that it gathers using a...
wranglerjkforum.net wranglerjkforum.net
 
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Have you checked the small wire terminal on the starter to see if it's tight and clean. I remember now a couple others have had a issue with the terminal being loose and not making good contact.
 
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