Replace Key Fob Batteries

How to Open Your 2009 Lexus ES 350 Key Fob & Change Battery

How to Open Your 2009 Lexus ES 350 Key Fob & Change Battery

Keyless entry remote allow easy access to your auto. If the key battery is dead you’ll not to be able close doors remotely. In this article, we walks you through how to open your keyless entry remote and change your Lexus key battery step by step.

What kind of battery key fob use

Before going to open key fob make sure that you have all required tools and materials: 1xCR1632 battery and flat head screwdriver.
  • 1xCR1632 battery
  • flat head screwdriver

Step by step instruction

A tiny coin cell battery installed inside the your key fob. Remove any internal key before you try to pry apart the remote key fob.

Accurately try to open your keyless entry remote with pry tools. Remove CR1632 battery with flat head screwdriver.

Now it's time to install new battery inside keyless entry fob's body. Battery must be installed with the same polarity as was a previous. Your key fob will not work if you mistakenly place battery wrong way.

When the new battery installed, check keyless entry remote by pressing buttons. If everything is functioning, assemble your keyless entry fob's body in reverse order.

At this point squeeze fob’s back cover together. Line your case pieces together and put it in place by hands from top to bottom. If your key fob case tightly closed, we done. If not, repeat the last step.

How to change the battery video instruction

How to â—Ź Lexus Key Fob Remote Keyless Battery Replace HS, ES, GS, LS, IS, GX, CT

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Lexus ES 350 use 1xCR1632 batteries. Price for CR1632 batteries are under $6 build upon the size packaging, type and brand you buy. Take your old battery to the store, to be sure.

Remote key fob in most of cases do not require to be reprogrammed after battery change. If your keyless entry remote not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Yes, you can replace battery in your 2009 Lexus ES 350 key fob yourself. Most difficult part is to open fob’s case. It's pretty easy with our step by step guide.

Car service pricing for change the battery in keyless entry remote is from $30 to as high as $500 depending on the brand.

Key fob batteries in Lexus ES 350 should be changed every 4 years, although this will vary based on frequency of use and quality. If your key fob reduced signal strength, you should replace batteries before it stop open doors and make problems for you.

These symptoms will warning you that it's probably time to change battery in your 2009 Lexus ES 350: you didn't change battery more than 4 years, key fob buttons not working, low key battery indicator on dashboard and multiple clicks to unlock or lock doors required.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Lexus Models:

Fob Compatibility:

  1. FCC ID: HYQ14AAB
  2. Models: 2005-2012 Lexus ES350