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Autowatch 457RLi

Autowatch 457 RLi Vehicle Security Thatcham Approved Cat 1 logo

The Autowatch 457 vehicle system is versatile and robust. These devices are easy to use, and are an excellent choice for a variety of different types of vehicles, including cars, vans and motorhomes.

For customers who require a superb quality and reliable product we can fit the Autowatch 457 RLi providing vehicle security for Hampshire and West Sussex areas. Our mobile service means we can travel to your home or workplace, please enquire for more details.

Autowatch 457RLi supplied and fitted for £399* (see notes below)

Thatcham Category 1 Alarm

This is a Thatcham Category 1 alarm (p21) with a MESF valid certificate for insurance. This alarm ticks all the correct boxes when it comes to UK insurance compliance, as it is 'Thatcham Approved', and we ensure the system is fitted by a TRI (Thatcham Registered Installer).

Autowatch RLi457 Features

autowatch remoteSilent arm / disarm
Boot release
Audible warning for door left open

List of features:


Autowatch RLi 475 Functions

Button 1

Arm system (lock doors if connected) Siren chirps and indicator flash

Autowatch remote functions

Button 2

Disarm system (unlock doors if connected) Siren chirps and indicator flash

3 then 1

Silent Arm (lock doors if connected) Indicator flash

3 then 2

Silent Disarm (unlock doors if connected) Indicator flash

1 then 1 (within two seconds)

Interior Sensor Bypass - 'Pet Mode' - Siren chirps


1 then 3 (within two seconds)

Wireless Sensor Bypass - Ideal for Motorhome Habitation Door Use - Siren chirps

Either 3 or 4 for three seconds

Panic mode (sound alarm without doors locking)

4 then 4

Boot release (Optional extra feature and can depend on the car) will open boot if alarm has been disarmed. If still armed then isolates boot (you can open it without alarm going off) until boot is closed, when becomes active part of alarm again.

1 press and hold until chirps

Window Closure (Optional extra feature and can depend on the car)

* Extra Parts and Labour will incur a reasonable additional charge as some vehicles require extra time for fitting e.g. Nissan Elgrand adds £80 to any alarm system, built motorhomes may need extra installation time, and door motor fitting is charged extra on a per door basis.


Autowatch vehicle security trigger codes

Autowatch 457 Owners Manual

Programming a new remote for the Autowatch 457 vehicle security system


Alternative Product:

Clifford Concept 650 mkII


The Autowatch 457 Alarm system is an excellent all-round system. Our mobile service covers vehicle security for West Sussex and Hampshire areas including Portsmouth, Southampton, Guildford and Worthing.