LAUNCH
X-431 V V4.0 User Manual
16
Other Modules
Includes product manual and FAQ etc.
4.4 Diagnostics toolbar
The diagnostics toolbar contains a number of buttons that allow you to print the
displayed data or make other controls. It is displayed on the upper right corner of
the screen and goes through the whole diagnostic session. The table below
provides a brief description for the operations of the diagnostics toolbar buttons:
Name
Button
Description
Home
Returns to Job menu screen.
Tap to print the current screen. To perform
printing, you need to purchase an extra
wireless printer manufactured by LAUNCH
separately and then properly configure the
wireless printer following the steps described in
Chapter 9.8.3.
Exit
To exit the diagnostic application.
4.5 Connections
4.5.1 Preparation
Normal testing conditions
Turn on the vehicle power supply.
Vehicle battery voltage range should be 9-18V.
Throttle should be closed at its close position.
4.5.2 DLC location
The DLC (Data Link Connector or Diagnostic Link Connector) is typically a
standard 16-pin connector where diagnostic code readers interface with the
vehicle’s on-board computer. The DLC is usually located 12 inches from the
center of the instrument panel (
dash), under or around the driver’s side for most
vehicles. If DLC is not located under dashboard, a label should be there telling
location. For some Asian and European vehicles, the DLC is located behind the
