Start Diagnostics - Launch X-431 PROS V4.0 Quick Start Manual

VCI Device
To Vehicle's DLC
*Note: If the pin of the DLC is damaged or has insufficient power, you
can get power via either of the following methods:
A. Via Battery Clamps Cable (optional):
To Vehicle's Battery
VCI Device
To Vehicle's DLC
B. Cigarette Lighter Cable (optional):
To Cigarette Lighter
Receptacle
VCI Device
To Vehicle's DLC

6. Start Diagnostics

Three diagnostic methods are available:
OBD I Adaptor
Non-16pin Connector
Battery Clamps Cable
OBD I Adaptor
Non-16pin Connector
Cigarette Lighter Cable
OBD I Adaptor
Non-16pin Connector
• Intelligent Diagnostics:
The system will automatically guide you directly to the fix and
help you eliminate guesswork, without step-by-step manual
menu selection.
• Local Diagnostics:
You need to manually select the menu-driven command.
• Remote Diagnostics:
This helps repair shops or mechanics to diagnose a remote
vehicle, and launch instant messages, allowing for improved
efficiency and faster repairs.
For new users, the Local Diagnostics is recommended as follows:
Tap "Local Diagnose"
Select vehicle model
Select software version
Select test system
Select test function
Note: Pictures illustrated here are for reference purpose only. Due to
continuing improvements, actual product may differ slightly from the
product described herein and this Quick Start Guide is subject to change
without notice. For more detailed operations, please refer to the In-App
User Manual.
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