2001 Mazda Protege Key Fob Battery Replacement Guide

2001 Mazda Protege Key Fob Battery Replacement Guide

Remote key fob allow access to your Protege. Once the key battery is dead or weak you’ll lose your fob’s ability to use remote opening function. In this article, we explained how to open your car key fob and change your Mazda key battery step by step.

What is the battery key fob require

Changing battery in key fob require flat head screwdriver and CR2025 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
  • 1xCR2025 battery

Step by step guide

Inside of your key fob installed tiny coin cell battery. Gently try to pry apart your key fob with pry tools. Replace 1 CR2025 battery with flat head screwdriver.

Replace old battery with new one CR2025. Battery must be installed with the same polarity as was an old. Your remote key fob will not work if you by mistake place battery wrong way.

Before assembling keyless entry fob's case, make sure that everything is functioning by pressing buttons on circuit board.

The last thing to do is put your cover back on fob. Accurately try to assemble the two halves together by hands from top to bottom. If your keyless entry remote body tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2001 Mazda Protege Video

How To Replace Mazda Protege Key Fob Battery 2001 2002 2003

Still not working? Buy new one


Key fob of Mazda Protege use 1xCR2025 batteries. Price for CR2025 batteries are under $4-6 build upon the brand, type and size packaging you buy. Take your old battery to the store, with you to find a proper replacement.

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

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

Car service pricing for change the battery in key fob is $50-600 depending on the make.

Key fob batteries in modern cars should be replaced every four years, but this will vary based on frequency of use and build quality. If your keyless entry remote reduced signal strength, you should change batteries before it stop working and make trouble for you.

These symptoms will warn you that it's possible time to change battery in your 2001 Mazda Protege: you didn't change battery more than 4 years, multiple clicks to unlock or lock doors required, key fob buttons not working and low key battery indicator on dashboard.
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Fob Compatibility:

  1. FCC ID: KPU41704
  2. Models: 2001-2003 Mazda Protege