Programming a new smart key for your 2014 Mazda Atenza can be a straightforward task with the right equipment, such as the Lonsdor K518 Pro. This powerful device, along with a few other essentials, makes it possible to successfully program your vehicle's smart keys. Here's how to do it step by step.

Preparation for Key Programming

Before diving into the programming process, ensure you have all the necessary equipment ready: the Lonsdor K518 Pro device, an OBD communication cable, the original Mazda key, and the new smart key to be programmed. Connect the OBD cable to the car's OBD port for stable communication during programming.

Lonsdor K518 Pro - Lonsdor K518ISE/K518S/K518 Pro Key Programmer Supports V-W 4th & 5th IMMO and Odometer Adjustment No Token Limitation

Lonsdor K518 Pro Device
OBD Communication Cable
OBD Communication Cable


Original car key + New smart key

Connecting and Navigating the Menu

Start by connecting the OBD cable securely into the car's OBD II port. Then, on the Lonsdor K518 Pro, navigate to the main menu and select "Immo & Remote."

Plug in OBD Cable
Main Menu - Immo & Remote
Main Menu - Immo & Remote

Choose the "Mazda" option from the list of manufacturers, narrowing down to "China", then "Atenza", and select the correct model year range: "2013-2016".

Selecting Vehicle Make (Mazda)
Selecting Model Year (2013-2016)
Selecting Model Year (2013-2016)

Now, choose "Program smart key" and select "All smart key lost" if previous keys are unavailable.

"All smart key lost" Option
"All smart key lost" Option

Ensure you have at least two smart keys ready, as prompted by the device.

Two Smart Keys Required Message
Two Smart Keys Required Message

Following System Prompts

Once the device identifies the part number, you're asked to turn on the ignition. If you can not turn on the Ignition, Please click "Cancel". The Ignition switch is turned on, click "OK", Press the "START STOP ENGINE" button to proceed.

Turning on Ignition
Turning on Ignition

You'll see confirmation of two keys programmed in the system, which will be overwritten.

Identified Keys Quantity 2
Identified Keys Quantity 2

Then, turn off the ignition as instructed and confirm on the K518 Pro.

Turning off Ignition
Turning off Ignition

Programming the New Smart Key

Hold the unregistered (new) smart key in your hand and follow the prompts to turn the ignition back on. Place the new smart key on the start button, The indicator light turns from green to yellow with a sound.

Placing New Smart Key on Start Button
Placing New Smart Key on Start Button

The device should now identify one programmed key.

Identified One Programmed Key
Identified One Programmed Key

Turn off the ignition.

Completing the Process with another smart Key

Next, hold the another smart key, confirm on the device, and turn on the ignition. Place the original smart key on the start button to complete programming.

Placing Original Smart Key on Start Button
Placing Original Smart Key on Start Button

The K518 Pro should now confirm two programmed keys.

Identified Two Programmed Keys
Identified Two Programmed Keys

Testing the Programmed Keys

To finalize, turn off the ignition, apply the brake, and briefly tap the start button with each key's logo as instructed. This ensures each key can start the car and that remote control functions work.

Testing First Key Start Function
Testing First Key Start Function
Testing Second Key Start Function
Testing Second Key Start Function

Both keys should function correctly by starting the vehicle and operating the remote controls.

Successful Key Programmed
Successful Key Programmed
Remote Control Normal
Remote Control Normal

With the Lonsdor K518 Pro, programming keys for your Mazda Atenza is efficient and reliable, ensuring your car's security and convenience.


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