How to Open Your 2017 Lexus CT 200h Key Fob & Change Battery

How to Open Your 2017 Lexus CT 200h Key Fob & Change Battery

Key fob allow access to your Lexus. When the keyless entry remote battery is dead you will lose your fob’s ability to use distance functions. It's not difficult to replace the battery in your keyless entry remote DIY. All you need is described in this article.

What size battery does 2017 Lexus CT 200h keyless entry remote required

Changing battery in keyless entry remote require flat head screwdriver and 1xCR1632 battery. Prepare these materials and tools before opening and make sure to match the type of your keyless entry fob's batteries.
  • flat head screwdriver
  • 1xCR1632 battery

Step by step instruction

A button cell battery installed inside the your key fob. Remove any internal key first, and then try to pry apart the remote key fob.

Delicately try to disassemble your fob with pry tools. Remove 1xCR1632 battery with flat head screwdriver.

Now it's time to install new battery in keyless entry fob's shell. 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 position on battery, by "+" mark.

When the new battery installed, check keyless entry remote functionality by pressing buttons. If all functions works, assemble your fob’s shell in reverse order.

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

Video of keyless entry remote disassembly

Lexus CT200h key fob remote battery replacement how to 2013

Still not working? Buy new one

Frequently Asked Questions

Key fob of Lexus CT 200h use 1xCR1632 batteries. Price for CR1632 batteries are under $4 depending on the type, brand and size packaging you buy. You can take old battery to the store, to be sure.

Often, after key fob battery replace, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Replacing your key fob battery is easy to do in 2017 Lexus CT 200h. Most of car manufacturers think of the customers and make a special hole for remote key fob disassembly.

The cost to change the battery inside key is from $30 to as high as $500 depending on the brand and the service station.

Key fob batteries in Lexus CT 200h should be replaced every three years, but this will differ based on usage and build quality. If your remote key fob decreased signal strength, you should change batteries before it stop close doors and make trouble for you.

These symptoms will warning you that it's possible time to change battery in your Lexus CT 200h: low key battery indicator on dashboard, signal strength reduced, multiple clicks to unlock or lock doors required and you didn't change battery more than 4 years.
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Fob Compatibility:

  2. Models: 2011-2017 Lexus CT 200h