Generally, Autel MaxiDiag Elite Scanner has two models: MaxiDiag 4 system Pro and MaxiDiag full system. 4 system scanner mainly reads and clears trouble codes on the basic 4 systems (engine, transmission, ABS and airbag). While Full system scanner enable you to quickly Read and Clear codes in ALL modules on your cars.
Here we provide you update service to enhance the performance of your Maxidiag 4 System scanner–Update Service for 4 Systems to Full Systems. This update service fit for MaxiDiag MD701/MD702/MD703/MD704.
The highlights of this Autel MaxiDiag Update service:
1. No need shipping, operate online. we can help you update your service online now, no need return for exchange.
2. You may purchase 4 systems tool at first and now want full system.
3. It is reasonable in price, only cost 50USD.
The Update Service Descriptions:
1. It is an update service for customer who want update MaxiDiag MD701-MD704 from 4 system to all systems.
2.The Update Service Process time: about one week
How to Update:
1. You need provide your serial number for us to update.
2. We will inform you once the update done and then you can go update your device online.
This is from obd tool website technical support