User's Guide

Installation
Pre-Installation Steps
Warning!
Prior to connecting the OVMS module to the vehicle, or computer via
USB, if you have the GSM cellular option we recommend you connect a
GSM antenna. GSM systems are designed to always operate with an
antenna, and powering on one without could damage the equipment.
Prior to installation, please make sure you have the following available:
1. The OVMS v3 module in it’s enclosure.
2. A small screwdriver, for opening the module (if necessary).
3. A micro-usb cable suitable for connecting to your computer.
4. A laptop or desktop computer (if necessary).
5. A cable suitable for connecting to your vehicle.
6. A GSM antenna (if you are using the cellular option).
7. A GPS antenna (if your vehicle type requires one).
You should also have ready access to this User Guide, and wifi connectivity to the Internet.
OVMS v2 Server Registration
Prior to installation, you should create an account, and register your vehicle on one of the public
OVMS v2 servers:
1. www.openvehicles.com
This OVMS v2 server is run by the project. It is hosted in Hong Kong.
2. https://dexters-web.de/
This OVMS v2 server is hosted in Europe.
During the registration process you will need to decide a VehicleID (unique ID to be identify your
vehicle), and a Server Password (password to be used on cellphone apps, servers, and vehicle
OVMS v3 User Guide Page 12 / 86