Lonsdor K518 Pro FCV successfully adds a spare 8A BA proximity smart key to 2025+ Toyota Tacoma.
Read the IMMO data to emulate a compatible key.
Example: Add key to 2025 Toyota Tacoma with 8A BA system.
Note: Add Key is supported, but All Keys Lost (AKL) is not supported on 2025+ Tacoma.
Tools & Equipment Used:
Lonsdor K518 Pro/Pro FCV
Original key
New key to be programmed (LT20) or EoneBoss TLK1
Lonsdor FP30 30 pin cable
Note: This function requires activation of the 2025+ Toyota 8A/4A license.
Step by Step:
Step 1: Back Up IMMO Data
Go to: IMMO & Remote → Toyota → Select from Type → PEPS → Type 11 (CAN 2025-) → 2025- (8A BA)
Select Back Up IMMO Data to save the original immobilizer data.
Connect the FP30 30-pin cable to the Smart Box securely.
Then read and save the IMMO data.
Step 2: Generate Emulator Key
Adding a smart key normally requires credits, but a customer discovered a new credit-free method for this model.
Go to: Toyota → Select from Type → PEPS (Add Key & AKL) → Type 3 (2022-) → 8A → Generate Emergency Key (Pro Antenna)
Follow the prompts to generate the emulator key and continue the key programming process.
Load the backed-up IMMO data to generate an emergency key.
A stable network connection is required for this function.
Connect the simulation antenna and place its top into the card slot.
Successfully generated the emulator key.
Step 3: Add Smart Key
Enter the Add Smart Key function.
Switch the ignition ON.
Load the PEPS D-Flash data to obtain the 12-digit PIN code.
The device displays the number of keys currently registered.
Place the original key near the start button.
Place the new key or Eoneboss TLK01 key near the vehicle’s start button.
Successfully registered and programmed a new key!
EONEBOSS TLK-1 collects the key data after programming it to the vehicle, then transfers the collected data and writes it to the unlocked smart key.
