LEXUS 89904-78070 Select Smart Remote Key Fob 4B 315

( Manufacturer Part Number: 89904-78070 ), ( Part Type: Remote Fob ), ( Buttons Configuration: Lock, Unlock, Hatch Hold, Panic ), ( Color: Black/chrome ), ( Programming: Dealer Or Locksmith Needed ), ( Emergency Key Part Numbers: 69515-30380, 69515-0e030, 69515-0e010, 69515-30370 ), ( Unit Type: Unit ), ( Chip Type: Texas Id H 8a ), ( Key Cutting: Contact Us, Locksmith Or Dealer ), ( Fcc Id: Hyq14fba ), ( Replacement Numbers: 89904-78470 ), ( Battery Info: Cr2032 Already Installed In Smart Key ), ( Ic: 1551a-14fba ), ( Country Of Origin: United States )

Review LEXUS Select Oem 4b Smart Prox Remote Key Fob 315 Mhz fits 2015–2021

Introducing the Lexus 89904-78070 Smart Remote Key Fob for select 15-21 Lexus models, engineered to provide convenience and security with advanced features.

This sophisticated key fob comes equipped with a 3-button design, allowing you to lock and unlock your vehicle doors, as well as activate the panic feature for added security. The range of this remote is impressive, enabling you to control your vehicle from up to 1 meter (approximately 3 feet) away.

The 89904-78070 key fob utilizes 315MHz frequency technology, ensuring a reliable and secure connection between your vehicle and the key fob. This technology allows the key fob to communicate with your Lexus even when obstacles are present, making it easier for you to access your vehicle in various environments.

One of the most notable features of this smart key fob is its automatic locking function. Once you've exited your vehicle and the doors have been closed, the key fob will automatically engage the locking mechanism for added peace of mind. Additionally, when you approach your Lexus with the key fob in hand, the doors will unlock automatically, allowing you to enter your vehicle seamlessly.

The Lexus 89904-78070 Smart Remote Key Fob is designed with a sleek and modern aesthetic, featuring a glossy black finish and a metallic Lexus emblem. The ergonomic design of the key fob allows for a comfortable grip and easy access to the buttons.

In the event that your key fob battery runs out, you can easily replace it using a CR2016 battery, which is included in the package. The key fob also features a low battery indicator, ensuring that you'll never be left stranded without a functioning key fob.

In summary, the Lexus 89904-78070 Smart Remote Key Fob is a must-have accessory for any Lexus owner, offering advanced features such as automatic locking, automatic unlocking, and a reliable 315MHz connection. Its sleek design, comfortable grip, and long-range functionality make it an essential companion for your daily driving needs.

Pros and Cons of Buying a Lexus 15-21 Select 4B Smart Remote Key Fob (315 MHz)

The Lexus 15-21 Select 4B Smart Remote Key Fob operates at a frequency of 315 MHz and is designed to provide convenience and security for your vehicle. Before making a purchase decision, it's essential to consider the following pros and cons:

1. Convenience: The smart key fob allows you to unlock and start your vehicle without the need to manually insert the key. This can save time and make your life easier, especially during inclement weather or when your hands are full.

2. Security: The keyless entry and start system can deter potential thieves, as they would need the actual key fob to gain access to your vehicle.

3. Range: The 315 MHz frequency offers a longer range than some other key fob systems, allowing you to unlock and start your vehicle from a greater distance.

4. Durable Design: The key fob is designed to be water-resistant and durable, ensuring it can withstand everyday use and potential exposure to the elements.

5. Multifunctional: The key fob can also be used to open the trunk and activate the panic alarm if necessary.

1. Cost: Replacement key fobs can be expensive, and the cost of the Lexus 15-21 Select 4B Smart Remote Key Fob may be higher than some other options on the market.

2. Battery Life: The key fob requires a CR2032 battery, which typically lasts around 2-3 years. Replacing the battery can be an inconvenience and additional cost.

3. Limited Compatibility: This key fob is specifically designed for the Lexus 15-21 model, so it may not be compatible with other vehicle makes and models.

The Lexus 15-21 Select 4B Smart Remote Key Fob offers several advantages, including convenience, security, and a durable design. However, it also comes with some disadvantages, such as a higher cost, limited battery life, and compatibility issues. Ultimately, the decision to purchase this key fob depends on your specific needs, budget, and the make and model of your vehicle.

If you own a Lexus 15-21 and are looking for a convenient and secure way to access and start your vehicle, the Lexus 15-21 Select 4B Smart Remote Key Fob (315 MHz) may be an excellent investment. However, if the cost and potential battery replacement are concerns, you may want to consider alternative options or wait until a sale or discount becomes available.

Details:

FCC ID: HYQ14FBA. Brand New Factory Original. Replace OE Part Number: 89904-78470 AG Board. Buttons Configuration: Lock, Unlock, Hatch Hold, Panic.

4 Buttons Smart Fob. Part Number: 89904-78070. Insert Key Included: Yes. Logo Type: Lexus.

part #: 8990478070 prices

• $70.36-$71.99

specifications entrykeylessfob:

• for makes: Lexus
• for years: 2015-2021
• mpn: 89904-78070
• part type: Remote Fob
• buttons configuration: Lock, Unlock, Hatch Hold, Panic
• color: Black/chrome
• programming: Dealer Or Locksmith Needed
• emergency key part numbers: 69515-30380, 69515-0e030, 69515-0e010, 69515-30370
• unit type: Unit
• chip type: Texas Id H 8a
• key cutting: Contact Us, Locksmith Or Dealer
• fcc id: Hyq14fba
• replacement numbers: 89904-78470
• battery info: Cr2032 Already Installed In Smart Key
• ic: 1551a-14fba
• country of origin: United States

seller entrykeylessfob:

• city: Pompano Beach, Florida
• rating: 99.8%
• # reviews: 71173

offer entrykeylessfob:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• quantity: 6
• started: March 18, 2026

shipping entrykeylessfob:

• cost: $0.00
• type: Fixed
• class: Standard, Expedited, One-day
• carrier: USPS, FedEx, UPS
• transit: 5-12 Days
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, FedEx 2Day One Rate Pak, UPS Next Day Air

general entrykeylessfob:

• condition: New other see details
• In-Car Technology, GPS Security > Dash Cams, Alarms Security > Remote Entry System Kits

returns entrykeylessfob:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

payments entrykeylessfob:

• wallet: Google-pay
• other
• credit card: Visa

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