Lonsdor K518 Program Mazda3 Alexa 2017 All Keys Lost

Guide to add smart key and program all keys lost on a Mazda3 Alexa 2017 by Lonsdor K518 key programmer via OBD.




Key information:

Chip type: special smart card

Frequency: 433MHz

Pin code: No

Remote generation: smart key programming completed will generate remote automatically

Device to program: Lonsdor K518ISE (English version of K518)

OBD location: Under the steering wheel

 1: Add smart key

Connect K518 host with vehicle via diagnostic socket
Select Immobilizer->Mazda->Alexa
Communicating...
K518 read part number

Turn ignition switch to ON position

K518 identified key programmed: 2

Communicating...
Stick the non-registered smart key on the Start button

Programming...
Automatic model please step on the pedal brake
Manual model please step on the clutch

Programming...
Identify key programmed: 3

Turn ignition OFF
All programmed key must perform following operations:
Step on pedal brake, press on Start button with remote key with car logo mark and start turn IGN ON
Turn IGN OFF after 3s

Program success

1: All keys lost

Connect K518 host with vehicle via diagnostic socket
Select Immobilizer->Mazda->Alexa
Communicating...
K518 read part number
Require at least 2 keys

 Turn ignition ON. If cannot switch ignition on, please press on Cancel button

 Communicating...
Key programmed:3

 Communicating...

 Lonsdor K518ISE identified key programmed: 0

 Turn ignition OFF

 Hold non-registered smart key in hand

 Turn ignition ON
Stick 1st smart key with logo on the Start button

 Programming...
Key programmed:1

Turn ignition off

 Hold non-registered smart key in hand

Turn ignition ON
 Stick 2nd smart key with logo on the Start button

 Programming...
Key programmed: 2

 Turn ignition OFF
All programmed key must perform following operations:
Step on pedal brake, press on Start button with remote key with car logo mark and start turn IGN ON
Turn IGN OFF after 3s

 Program success.

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