Guide to program Mazda CX-5 2016 year smart key when all keys lost by using Lonsdor K518 Key programmer.
Procedure:
Connect K518 host with vehicle via OBD diagnostic socket
Select Immobilizer-> Mazda -> CX-5
Select Switch ignition on in Lonsdor K518 (all keys have lost, no key to turn ignition on)
Press and hold Start button for 10 sec, and then press Start button once the button indicator turns from green to yellow
Select All Smart Key Lost
At least 2 smart keys are reuqired
Turn ignition on. If cannot turn on ignition, please click Cancel button
Lonsdor K518ISE identified number of programmed keys in car: 0
Turn ignition off
Keep the unregistered smart keys in hand
Turn ignition to ON position
Place the first smart key on Start button
Programming…
Identified key programmed: 1
Turn ignition off
Keep the unregistered smart keys in hand
Turn ignition on
Place the second smart key on Start button
Programming…
Identified key programmed: 2
Turn ignition off
All the smart keys involved in the programming need to do follow:
Press the brake, press the Start button with the key to start car, wait 3 sec then turn ignition off
Program complete
Now you have 2 working keys.
Done.