2016 Ford F-150 Key Fob Programming Guide

As an ASE-certified electrical technician and professional locksmith, I’ve programmed thousands of keys for Ford trucks. The 2016 Ford F-150 uses either a standard Integrated Keyhead Transmitter (IKT/flip key) or a Push-to-Start Smart Key. The good news for F-150 owners is that Ford allows on-board programming for these fobs—but there is a major catch: you must already have two working keys to program a third one yourself.

Here is your comprehensive guide to getting a new fob programmed for your 2016 Ford F-150.

Quick reference

Step-by-step on-board programming

If you already have two original, working keys, you can program a third key yourself. Before starting, ensure your new replacement key has been laser-cut by a locksmith to turn the ignition (or fit the driver's door lock, for smart keys).

For standard ignition (Flip Key):

1. Insert the first programmed working key into the ignition.
2. Turn the ignition to the ON position (do not start the engine). Keep it in this position for at least 3 seconds, but no more than 10 seconds.
3. Turn the ignition OFF and remove the first key.
4. Within 10 seconds, insert the second programmed working key into the ignition.
5. Turn the ignition to the ON position for 3 seconds, but no more than 10 seconds.
6. Turn the ignition OFF and remove the second key.
7. Within 10 seconds, insert your new, unprogrammed key into the ignition and turn it to the ON position.
8. Wait up to 10 seconds. The door locks will cycle (lock and unlock) to confirm that the key has been successfully programmed.

For Push-to-Start (Smart Key):

1. Place the first programmed smart key in the backup slot (usually located under the rubber mat in the front cup holder or inside the center console).
2. Press the Start/Stop button once (without pressing the brake) to turn the ignition ON. Wait 3 seconds, then press it again to turn the ignition OFF. Remove the key.
3. Place the second programmed smart key in the backup slot. Turn the ignition ON for 3 seconds, then OFF. Remove the key.
4. Place the new, unprogrammed smart key in the slot. Turn the ignition ON. The doors will lock and unlock to confirm the new key is programmed.

Battery replacement

A weak battery will limit your remote’s range and may eventually prevent your smart key from starting the truck without being placed in the backup slot.

1. Locate the release latch on the back or side of the key fob to slide out the emergency key blade.
2. Use the tip of the metal key blade or a flathead screwdriver to gently pry the two halves of the plastic fob apart. Look for a small notch designed for prying.
3. Remove the circuit board or battery housing to access the battery.
4. Pop out the old battery and insert a new CR2032 battery, ensuring the positive (+) side is facing up.
5. Snap the two halves of the key fob back together and reinsert the emergency key blade.

Where to buy a replacement fob

When sourcing a replacement key for your F-150, you have a few options:

• Dealership: Buying directly from the Ford dealer ensures you get a genuine OEM key. However, this is the most expensive route. Expect to pay anywhere from $150 to $250 for the fob alone, plus another $100 to $150 for cutting and programming.
• Automotive Locksmith: A specialized auto locksmith will often carry OEM or high-quality aftermarket (Strattec) replacements. Locksmiths are generally 20% to 40% cheaper than the dealership and offer mobile service to come to your location.
• Amazon / Online Retailers: You can find aftermarket fobs online for $20 to $50. While this is the most budget-friendly option, the quality of the internal electronics can be hit or miss. Remember, you still have to pay a locksmith to laser-cut the HU101 blade.

If on-board programming isn't supported

If you only have one working key, or if you have lost all your keys, Ford’s on-board programming procedure will not work. This is a security measure built into the F-150's immobilizer system to prevent someone who borrows your keys (like a valet) from easily cloning one.

In this scenario, the truck’s immobilizer module must be accessed using professional diagnostic scan tools. You will need to hire an automotive locksmith or tow the vehicle to a Ford dealer. A locksmith will connect an advanced programmer to your F-150’s OBD-II port to bypass the security gateway and pair the new transponder chip directly to the vehicle's computer. Expect to pay a professional between $150 and $250 to cut and program a key if you only have one working copy.

Find a mobile locksmith or shop on Repairius.