Launch X-431 PADII - Optional X-431 HD Module; HD Module Overview, Connections, and Software

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X-431 PADII User's Manual
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10 X-431 HD Module (Optional)
X-431 PADII provides an optional function of X-431 Heavy-duty
module, which is specifically designed to diagnose diesel and gas-
fueled heavy-duty vehicle models of 12V & 24V voltage.
10.1 Knowledge of X-431 HD Module
10.1.1 Features
Applicable to diesel vehicle of 12V & 24V voltage; no need for 1.
battery conversion when testing 24V trucks;
Supports a wide range of vehicle models covering Asian, 2.
American and European etc;
Powerful testing function enables you to diagnose all electronic 3.
control system;
International design to adapt to all diagnostic sockets.4.
10.1.2 Ports and indicators of X-431 HD Module
Fig. 10-1 Ports and indicators of X-431 HD module
No. Name Notes
1 Indicators (from left
to right)
Power indicator It lights up when X-431 HD module is
powered up.
Communication
indicator of X-431
PADII
It lights up when X-431 HD module is
communicating with X-431 PADII.
Communication
indicator of Vehicle
It lights up when X-431 HD module is
connected to vehicle’s DLC.
Communication
indicator of PC
It illuminates when X-431 HD module
is c o n nected t o COM p o r t of a
PC(Currently disabled).
USB status
indicator
It illuminates blue after USB cable
is properly connected to X-431 HD
module(Currently disabled).
Bluetooth indicator It lights up when X-431 HD module is
communicating with vehicle’s DLC.
2 PC communication
port
To connect to the serial port of PC
(Currently disabled).
3 USB port To connect the B-shaped terminal of
USB cable (Currently disabled).
4 Diagnostic socket To connect the main cable.
5 Power interface To connect the power adaptor of
X-431 HD module.