Replace Key Fob Batteries

How to Replace the Battery in a 2001 Toyota Sienna Key Fob

How to Replace the Battery in a 2001 Toyota Sienna Key Fob

If your auto remote key fob isn't working properly, the battery most likely needs to be changed. Yes, it is possible to replace the battery in your keyless entry remote with our step by step instruction. All you need is described in this post.

What size battery does 2001 Toyota Sienna keyless entry remote take

Prior to disassembly remote key fob make sure that you have all required tools and materials: phillips head screwdriver, flat head screwdriver and 1xCR2025 battery.
  • flat head screwdriver
  • 1xCR2025 battery
  • phillips head screwdriver

Step by step guide

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

Carefully try to open your fob with hands or flat head screwdriver. Change one CR2025 battery with flat head screwdriver.

Change old battery with new one CR2025. Battery must be placed with the same polarity as was a previous. Your keyless entry remote will not work if you mistakenly put battery wrong way.

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

The last thing to do is put your cover back on fob. Carefully try to put the pieces together by hands from top to bottom. Inspect your keyless entry remote case for gaps. If it is not firmly closed try to repeat last step. Screw the back of the key fob.

Key Fob Battery Replacement 2001 Toyota Sienna Video

How To Replace Toyota Sienna Key Fob Battery 2000 2001

Still not working? Buy new one

FAQ

Key fob of Toyota Sienna use 1xCR2025 batteries. Price for CR2025 batteries are under $5 build upon the brand, type and size packaging you buy. Take your old battery to the store, to find a proper replacement.

Key fob in most of cases reprogramming not needed after battery change. If your key fob not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Changing your keyless entry remote battery is easy to do in 2001 Toyota Sienna. Most of car manufacturers think of the clients and make a special hole for key fob open.

Auto repair shop's price for change the battery in fob is $50-600 depending on the car.

You should change batteries inside keyless entry remote of Toyota Sienna at least once in 3-4 years. lifespan of battery vary on frequency of use, quality and operating conditions. Lithium cells normally will last longer.

If your Sienna key fob buttons not working, has low key battery indicator on dashboard, fob's battery more than 4 years old or signal strength reduced, it's probably battery change in key fob needed. Currently installed battery is dead or weak with a high probability, but if it's not help, keyless entry remote 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: BAB237131-056
  2. Models: 2001-2003 Toyota Sienna