Replace Key Fob Batteries

1993 Toyota MR2 Key Fob Battery Replacement Instructions

1993 Toyota MR2 Key Fob Battery Replacement Instructions

If your MR2 remote key fob isn't unlock doors well, the battery more likely must to be changed. In this article, we walks you through how to disassembly your remote key fob and change your Toyota key battery.

What type battery keyless entry remote use

Before you start to disassembly keyless entry remote check all that you need: 1 CR2025 battery, phillips head screwdriver and flat head screwdriver.
  • phillips head screwdriver
  • 1xCR2025 battery
  • flat head screwdriver

Step by step guide

Inside of your remote key fob installed small button battery. Remove screw on the back of the key fob. Flip the key fob over and look for at least 1 screw holding in the plastic.

Accurately try to pry apart your key with hands or flat head screwdriver. Replace 1xCR2025 battery with flat head screwdriver.

Now it's time to install new battery inside fob’s body. 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 key fob by pressing buttons. If all functions works, assemble your fob’s body in reverse order.

At this point squeeze fob’s back cover together. Line your body pieces together and put it together by hands from top to bottom. Check your key body for gaps. If it is not firmly closed try to repeat last step. Screw fastener in the back of the remote key fob.

How to replace the battery video instruction

How To Replace Toyota MR2 Key Fob Battery 1991 1992 1993 1994

Still not working? Buy new one

FAQ

Keyless entry remote of Toyota MR2 use 1xCR2025 batteries. Price for CR2025 batteries are under $4-6 depending on the size packaging, type and brand you buy. You can take old battery to the store, to find a proper replacement.

Often, after keyless entry remote battery replace, reprogramming not required. Key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 1993 Toyota MR2 key yourself. Most difficult part is to open fob’s case. It's pretty simple with our guide.

The price to change the battery in keyless entry remote can run anywhere from $30 to as high as $500 depending on the car and the service pricing.

You should change batteries inside keyless entry remote of modern cars at least once in four years. lifespan of battery differ on their amount of use, quality and operating conditions.

If your auto fob's battery more than 4 years old, signal strength reduced, has low key battery indicator on dashboard or need multiple clicks to unlock or lock doors, it's probably battery change in key fob required. Installed battery is dead or weak with a high probability, but if it's not help to fix issues, key fob replace or repair required.
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Contents:

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

Other Toyota Models:

Fob Compatibility:

  1. FCC ID: BAB237131-022
  2. Models: 1991-1995 Toyota MR2