Car Security System
“Z-GUARD" is the most advanced automotive anti-theft device.
This patented system defends against modern theft methods, including CAN inverter, GAMEBOY (key emulator), and relay attacks.
Ensure your peace of mind and protect your vehicle.
Detects and alerts you to unauthorized removal of the bonnet or Z-GUARD dedicated harness. *Bonnet opening detection is available only with ZG-AL001.
The Z-GUARD Plus Alarm does not require any physical wiring or power supply, as it communicates with the security unit via Bluetooth.
You want to further enhance your security performance.
You want to build a security system that does not rely on the vehicle battery (battery-powered).
You do not want to modify the wiring during installation.
You want a security system that is easy to install and difficult to operate.

(Battery-powered, Bluetooth connection type)
Dedicated bracket included
Installation location: Inside the engine compartment
- ①Detects unauthorized removal of the dedicated harness
- ②Detects vehicle battery power disconnection
- ③Detects bonnet opening

(Battery-powered, Bluetooth connection type)
No dedicated bracket included
Installation location: Inside the vehicle
- ①Detects unauthorized removal of the dedicated harness
- ②Detects vehicle battery power disconnection
You can choose from 10 types of alarm sounds during tamper detection.
Enables smart installation without damaging the vehicle, if compatible with your vehicle model.
Allows installation without damaging the original wiring and helps prevent battery drain in the vehicle.
It uses the same authentication system as the Z-GUARD unit, allowing full operation through the dedicated app, including connection, alarm settings, and status confirmation.
- This product is for domestic vehicles and compatible vehicle models only. It cannot be installed on vehicle types not listed in the compatibility chart.
- This product does not completely prevent vehicle theft. Its purpose is to deter theft by requiring sufficient time for the security function to disengage.
- We are not liable for any damage or loss caused by theft, burglary, or other incidents related to the operation of this device. Thank you for your understanding.
- This product is sold and installed only through authorized dealers. Sales by individual units are not available.
- As this is a vehicle-specific design, we do not provide support for installation on vehicle models that are not specified, nor for uses other than the intended purpose of the product.
- If you notice any abnormailities or malfunctions, discontinue use immediately and contact your place of purchase or our customer support center.
- We are not responsible for any accidents, illegal acts, vehicle malfunctions, or damage caused while using this product.
- When used outside Japan, we shall bear no responsibility or provide any warranty.
- Images and photos shown on the website are for illustrative purposes only and may differ from the actual product.
- Product specifications, included components, pricing, and design are subject to change without prior notice for improvement. Thank you for your understanding.