2023 Ford F-150 Key Fob Programming Guide

Quick reference

Step-by-step on-board programming

The 2023 Ford F-150 offers a convenient on-board programming procedure for adding new key fobs, provided you have at least two working, programmed keys already. If you only have one working key, or no working keys, you will need a diagnostic scan tool to program additional fobs, or you will need to visit a dealership or automotive locksmith.

To program an additional remote 2023 Ford F-150 key fob (requires two existing programmed keys):

1. Insert the first programmed key into the ignition and turn it to the ON position (do not start the engine). Keep it in the ON position for at least three seconds, but no more than 10 seconds.
2. Turn the ignition to the OFF position and remove the first key.
3. Within 10 seconds, insert the second programmed key into the ignition and turn it to the ON position. Keep it in the ON position for at least three seconds, but no more than 10 seconds.
4. Turn the ignition to the OFF position and remove the second key.
5. Within 10 seconds, insert the new, unprogrammed key fob into the ignition and turn it to the ON position. This will initiate the programming process for the new key. Hold it in the ON position for approximately six seconds.
6. The security light on the dashboard should illuminate for about three seconds to indicate that the programming was successful.
7. Remove the newly programmed key. Test all functions of the new key fob (lock, unlock, remote start if applicable) and ensure the vehicle starts.

If you do not have two working keys, a professional will use a diagnostic scan tool to access the vehicle's immobilizer system and program new keys. This procedure typically involves connecting the scan tool to the vehicle's OBD-II port, reading security codes, and then following the prompts on the scan tool to add new keys to the vehicle's computer.

Battery replacement

Replacing the battery in your 2023 Ford F-150 key fob is a simple process. The fob uses a CR2450 coin cell battery.

1. Locate the small slot or indentation on the side or bottom of the key fob. This is usually where the emergency key blade is housed or where the two halves of the fob meet.
2. Use a small flathead screwdriver or a coin to carefully pry open the remote. Apply gentle pressure to avoid damaging the plastic casing.
3. Once opened, you will see the circuit board and the battery. Note the orientation of the old battery (which side is positive facing up).
4. Carefully remove the old CR2450 battery.
5. Insert the new CR2450 battery, ensuring it is correctly oriented with the positive (+) side facing the same way as the original.
6. Snap the two halves of the key fob back together until you hear a click. Test the fob's functions to ensure it's working correctly.

Where to buy a replacement fob

• Ford Dealership: Dealerships offer genuine OEM fobs and can program them for you. You're guaranteed a compatible part. *Pros:* Guaranteed authenticity, professional programming. *Cons:* Most expensive option, typically ranging from $250 - $400 (fob + programming).
• Automotive Locksmith: Locksmiths specializing in automotive keys can provide and program both OEM and high-quality aftermarket fobs. They often have more competitive pricing than dealerships. *Pros:* More affordable than dealerships, mobile services often available. *Cons:* Quality of aftermarket fobs can vary; choose a reputable locksmith. Expect to pay $150 - $300 for a fob and programming.
• Online Retailers (e.g., Amazon, eBay): You can often find OEM equivalent or aftermarket fobs for much less online. Be cautious about counterfeits. *Pros:* Potentially significant cost savings on the fob itself. *Cons:* Risk of receiving a non-functional or low-quality product, still requires professional cutting of the key blade and programming (unless you have two working keys for DIY). A raw fob might cost $50 - $150, but remember to factor in professional services.

If on-board programming isn't supported

If you don't have the required two working keys for the on-board programming procedure, or if you're dealing with a lost all keys situation, you will need professional assistance. The 2023 Ford F-150 uses a Securilock passive anti-theft system (PATS) with a transponder chip embedded in the key fob. This transponder needs to be correctly programmed to the vehicle's immobilizer system for the vehicle to start.

When a diagnostic scan tool is used, it communicates directly with the F-150's onboard computer to add new transponder IDs to the vehicle's approved list. This is why a simple "universal" key cannot start the car—the transponder signal must match what the vehicle expects.

Cost expectations for professional programming (when DIY is not an option):

• Dealership: As mentioned, expect the higher end of $250-$400, which typically includes the genuine Ford key fob, cutting the integrated key blade, and programming to your vehicle.
• Automotive Locksmith: Locksmiths generally offer more competitive pricing for the same services, often in the $150-$300 range. They come equipped with mobile programming tools and key cutting machines.

Find a mobile locksmith or shop on Repairius.