Mazda Keyless Entry Remote 5WK43451E. All You Need To Know. How To Program, Cost, Where To Get & More.

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In this article:
Cost of Mazda Keyless entry remote 5WK43451E
Mazda models compatibility for this remote
Battery Replacement Information for 5WK43451E
Mazda keyless entry page – General information
Programming instructions (No self-programming available. Locksmith or dealer only)

Overview:
Part number: 5WK43451E
Additional names: GS4B-67-5RYA, OEM-MAZ-323
This type of remote has 4 buttons. Lock, Unlock, Trunk & Panic.
You can find it Online, Autozone, and most automotive locksmith shops as well. We highly recommend getting it online as it is the cheapest way.
Remember: You may need 2 remotes to successfully program the keyless entry.
Cost of Mazda keyless entry remote
The price for this remote vary.
An automotive locksmith usually sells those for $180.
At Autozone, you can find it for around $150.
Online, you can find it for about $100. You can order it here
5WK43451E Battery replacement
Like all keyless remotes, the 5WK43451E is a battery-operated. The battery usually lasts for about 2-3 years, depends on how frequently you use it, weather conditions and more.
The battery you need is a CR-1620 (Click to get online) and is available for you online or at most hardware stores as well as AutoZone, Wal-mart, etc.

It usually costs around $7 for ten batteries.
This type of remote will work on the following models:
Mazda 6 (2009-2010)