How to Replace the Battery in a 2012 Jeep Wrangler Key Fob

How to Replace the Battery in a 2012 Jeep Wrangler Key Fob

If your Wrangler keyless entry remote isn't working well, the cell battery surely must to be changed. In this article, we outlined how to disassembly your car key fob and change your Jeep key battery.

What type battery does 2012 Jeep Wrangler remote key fob take

Prior to open key fob check all that you need: CR2032 battery and flat head screwdriver.
  • 1xCR2032 battery
  • flat head screwdriver

Simple steps to replace the battery in your car's key fob

Inside of your remote key fob installed small coin cell battery. Move the key out of the way if it is in the key fob.

Carefully try to pry apart your key fob with hands or flat head screwdriver. Replace one CR2032 battery with flat head screwdriver.

Replace old battery with fresh one CR2032. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

Before assembling keyless entry fob's case, make sure that all is functioning by testing buttons on remote key fob.

The last thing to do is put your cover back on fob. Delicately try to assemble the pieces in place by hands from top to bottom. If your remote key fob case tightly closed, we done. If not, repeat the last step.

Video of keyless entry remote disassembly

Replacing Key FOB Battery on Jeep Wrangler JK

Still not working? Buy new one


Key fob of Jeep Wrangler require 1xCR2032 batteries. Most CR2032 batteries are under $4 build upon the brand, size packaging and type you buy. You can take old battery to the store, with you to find a proper replacement.

Key fob in most of cases do not need to be reprogrammed after battery change. If your key not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Changing your keyless entry remote battery is simple to do in 2012 Jeep Wrangler. Most of car manufacturers think of the clients and make a special hole for remote key fob disassembly.

The cost to change the battery in key fob is $50-600 depending on the make and the service pricing.

You should replace batteries inside key fob of Jeep Wrangler at least once in 3-4 years. The lifetime of battery vary on frequency of use, quality and operating conditions.

If your Wrangler has low key battery indicator on dashboard, need multiple clicks to unlock or lock doors, key fob buttons not working or signal strength reduced, in most cases battery change inside keyless entry remote required. Current battery is discharged with a high probability, but if it's not help to fix issues, remote key fob change or repair needed.
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Fob Compatibility:

  1. FCC ID: OHT692713AA
  2. Models: 2007-2018 Jeep Wrangler