How to Open Your 2002 Mercedes-Benz SLK32 AMG Key Fob and Change Battery

How to Open Your 2002 Mercedes-Benz SLK32 AMG Key Fob and Change Battery

If your car keyless entry remote is not working well, the cell battery likely needs to be changed. In this post, you will benefit from knowing how to open Mercedes-Benz keyless entry remote and change a weak or dead battery yourself. If you gonna solve to do it at home near SLK32 AMG, follow our instruction, but first make sure you have everything you need.

What type battery does 2002 Mercedes-Benz SLK32 AMG keyless entry remote take

Before beginning disassembly key fob make sure that you have all required tools and materials: two CR2025 batteries and flat head screwdriver.
  • 2xCR2025 batteries
  • flat head screwdriver

Step by step guide

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

Accurately try to pry apart your keyless entry remote with hands or flat head screwdriver. Remove 2xCR2025 batteries with flat head screwdriver.

Get new batteries and install it inside keyless entry fob's shell. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you put battery wrong way.

When the new batteries installed, check remote key fob by pressing buttons. If everything working good, assemble your fob’s body in reverse order.

At this point squeeze keyless entry fob's back cover together. Line your body two halves together and assemble 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

Mercedes Benz Key Fob Battery replacement - DIY

Still not working? Buy new one

Frequently Asked Questions

Key fob of Mercedes-Benz SLK32 AMG require 2xCR2025 batteries. Price for CR2025 batteries are under $4 build upon the type, size packaging and brand you buy. You can take old battery to the store, with you to find a proper replacement.

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

Yes, you can change battery in your 2002 Mercedes-Benz SLK32 AMG keyless entry remote yourself. Most hard part is to disassembly fob’s case. It's pretty simple with our instruction.

The cost to replace the battery inside key can run anywhere $50-600 depending on the make and the service pricing.

You should change batteries inside remote key fob of Mercedes-Benz SLK32 AMG at least every four years. The lifetime of battery vary on frequency of use, quality and operating conditions. Lithium cells normally will last longer.

These signs will alert you that it's probably time to change battery in your Mercedes-Benz SLK32 AMG: signal strength reduced, low key battery indicator on dashboard, key fob buttons not working and multiple clicks to unlock or lock doors required.
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Other Mercedes-Benz Models:

Fob Compatibility:

  1. FCC ID: IYZ 3312
  2. Models: 2002-2004 Mercedes-Benz SLK32 AMG