Key Fob for Toyota Prius 2004-2009 - Replacement Silver Logo Remote

In this review of the Key Fob for Toyota Prius 2004-2009, the bottom line is straightforward: this replacement remote is best for Prius owners who need a true complete key replacement that matches the original functions and signal strength. The reviewer found it is a practical, cost effective option when the factory fob is lost or damaged, since it includes the chip, battery and internal electronics and uses the exact FCC ID and part numbers required for compatibility. Programming requires professional assistance, but that tradeoff delivers a ready-for-service, OEM-style key once paired.

Key Features

• Exact Compatibility: Fits 2004-2009 Toyota Prius models and matches FCC ID MOZB31EG and P/N 2584A-B31EG for reliable fit and function.
• Silver Logo Only: The fob is supplied with the silver Toyota logo and reproduces all original remote functions for those key heads.
• Complete Replacement: Arrives as a true complete key with the transponder chip, battery and internal electronics so nothing extra is required to install.
• Strong Signal: Reported signal performance mirrors the original Prius key, reducing range or responsiveness concerns after professional programming.
• Frequency Matched: Built for the correct 312MHz frequency used by the covered Prius models to ensure compatibility with vehicle receivers.
• Support Included: The brand provides extended support so buyers can get help if there are fit or function questions after purchase.

Who It's For

This replacement is aimed at Prius owners from model years 2004 through 2009 who need a like-for-like remote with the silver logo and the correct FCC ID. It is especially useful for anyone who wants a complete spare key that includes the RFID chip and battery so they do not need to harvest parts from an old fob.

Owners who expect to self-program at home should look elsewhere, because self-programming is not supported; programming requires a qualified locksmith or dealer. Also buyers who need a black-logo variant should not purchase this silver-logo specific fob.

Pros & Cons

Pros

• True complete replacement with chip and battery makes installation straightforward once professionally programmed.
• Matches factory FCC ID and part numbers so fit and functions are consistent with OEM remotes.
• Good value compared with buying a factory replacement from a dealer, while maintaining signal strength and range.
• Manufacturer support period gives buyers help if issues arise after purchase.

Cons

• Requires a locksmith or dealership for programming, so an extra service visit is necessary.
• Only compatible with the silver logo variant, so it will not work if the vehicle uses a different logo style.

Specifications

Compatibility	2004-2009 Toyota Prius
FCC ID	MOZB31EG
Part Numbers	2584A-B31EG, 89994-47061
Logo Type	Silver logo only
Frequency	312MHz
Included Components	Chip, battery, internal electronics (complete key)

Our Verdict

The Key Fob for Toyota Prius 2004-2009 is a practical, cost effective replacement for drivers who need a full, OEM-style remote with the correct FCC ID and silver logo. It is worth buying as a backup or replacement provided the buyer arranges professional programming; overall it delivers strong function and value compared with purchasing a factory unit.

Frequently Asked Questions

Does this fob work for all Prius keys?
It only works with Prius keys that use the silver logo and the listed FCC ID and part numbers; check your original key before buying.

Can I program the key myself?
Self-programming is not available; a qualified locksmith or dealership is required to program this fob to the vehicle.

Is the transponder chip included?
Yes, the fob is a complete replacement including the transponder chip, battery and internal electronics.