Losing all your car keys can be stressful, but with the Lonsdor K518 Pro key programmer, you can get back on the road quickly. Follow this step-by-step guide to program a new smart key for your 2016 Toyota RAV4 when all keys are lost.
Tools Needed:
✔ K518 Pro Key Programmer
✔ OBD Cable
✔ Simu-antenna
Step-by-Step Process:
1.Connect the K518 Pro
Plug the OBD cable into your vehicle’s port.
Power on the K518 Pro and ensure it has an internet connection.
2.Convert Smart Key
Select Special Functions > Key Settings > LT20 Smart Key > Convert Smart Key Type
Place the Lonsdor LT20 smart key in the device’s card slot.
Select Key Type
Select “Generate 8A”
Select key type
Select PKE frequency
Set the key button according to the key position of the original car key
Generate key successfully
3.Backup EEPROM Data
Select Immo&Remote-> Toyota-> Select from type-> All smart key lost-> Type 1 (-2016)-> 8A (P4 88 A8_39)-> Backup EEPROM Data
Enter filename to save the data
Backup data success
4.Generate emergency key
Select Generate emergency key (PRO Antenna)
Connect the simu-antenna and place the antenna’s top in the card slot of Lonsdor K518 Pro
Select the EEPROM data file just saved
Confirm the current EEPROM info.
Generate emergency key successfully
5.Add smart key
Make sure the smart key battery is full charge.
Hold a generated emulator key or workable key closer to ignition switch, and tap it until dashboard lights up
Current key count: 1
Hold the registered key’s back close to Start button, when buzzer beeps once, take the key away from the button
Within 30 sec to put back of the key (to be registered) close to car start button, when buzzer beeps twice, take the key away from the button
Operation completed!
The registered keys is 2 now.
Finally, turn ignition off, check if the key works normally.
Important Notes:
⚠️ Internet connection required for programming.
⚠️ Back up original key data if possible.
⚠️ If any step fails, stop and restart the process.
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