Launch X-431TOP User Manual

LAUNCH X-431TOP User’s Manual
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Trademark Information
LAUNCH is a registered trademark of LAUNCH
TECH. CO., LTD. (short for LAUNCH ) in China
and other countries. All other LAUNCH
trademarks, service marks, domain names, logos,
and company names referred to in this manual
are either trademarks, registered trademarks,
service marks, domain names, logos, company
names of or are otherwise the property of
LAUNCH or its affiliates. In countries where any
of the LAUNCH trademarks, service marks,
domain names, logos and company names are
not registered, LAUNCH claims other rights
associated with unregistered trademarks, service
marks, domain names, logos, and company
names. Other products or company names
referred to in this manual may be trademarks of
their respective owners. You may not use any
trademark, service mark, domain name, logo, or
company name of LAUNCH or any third party
without permission from the owner of the
applicable trademark, service mark, domain
name, logo, or company name. You may contact
LAUNCH by visiting Launch at http:// www.
cnlaunch. com, or writing to LAUNCH, Xinyang
Building, Bagua 4th Road, Shenzhen,
Guangdong Province, P. R. C., to request written
permission to use Materials on this manual for
purposes or for all other questions relating to this
manual.
Copyright Information
Copyright © 2006 by LAUNCH TECH. CO., LTD.
All rights reserved. No part of this publication
may be reproduced, stored in a retrieval system,
or transmitted in any form or by any means,
electronic, mechanical, photocopying, recording
or otherwise, without the prior written permission
of LAUNCH. The information contained herein is
designed only for the use of this unit. LAUNCH is
not responsible for any use of this information as
applied to other units.
Neither LAUNCH nor its affiliates shall be liable
to the purchaser of this unit or third parties for
damages, losses, costs, or expenses incurred by
purchaser or third parties as a result of: accident,
misuse, or abuse of this unit, or unauthorized
modifications, repairs, or alterations to this unit,
or failure to strictly comply with LAUNCH
operating and maintenance instructions.
LAUNCH shall not be liable for any damages or
problems arising from the use of any options or
any consumable products other than those
designated as Original LAUNCH Products or
LAUNCH Approved Products by LAUNCH.
General Notice
l Other product names used herein are for
identification purposes only and may be
trademarks of their respective owners.
LAUNCH disclaims any and all rights in
those marks.
l There is a possibility that this unit is
inapplicable to some of the vehicle
models or systems listed in the diagnosis
section due to different countries, areas,
and/or years. Do not hesitate to contact
LAUNCH if you come across such
questions. We are to help you solve the
problem as soon as possible.
Disclaimer
l To take full advantage of the unit, you
should be familiar with the engine.
l All information, illustrations, and
specifications contained in this manual
are based on the latest information
available at the time of publication. The
right is reserved to make change at any
time without notice.

Launch X-431TOP Specifications

General

Brand	Launch
Model	X-431TOP
Category	Test Equipment
Language	English

Summary

Trademark Information

Copyright Information

General Notice

Disclaimer

End User License Agreement

Safety Precautions

Precautions on Operation

Safety guidelines for operating the device.

Precautions on Operating Vehicle ECU

Safety guidelines for operating with vehicle ECUs.

Introduction

Outline of X-431TOP

Ports and Indicators

Connectors and Diagnostic Cables

Hardware Configuration

X-431TOP Operation

Starting

Steps to start the X-431TOP device.

Menu Descriptions

Explanation of the main menu options.

Buttons Descriptions

Description of the device's buttons and their functions.

Function Introduction

Vehicle Fault Diagnosis

Guide to diagnosing vehicle faults.

Connection Description for Fault Diagnosis

How to connect the device for fault diagnosis.

Interface Operation for Fault Diagnosis

How to use the fault diagnosis interface.

Vehicle Oscilloscope

Oscilloscope Connection Description

Connecting the device for oscilloscope use.

Oscilloscope Menu

Details of the oscilloscope menu options.

Ignition Analysis

Distributor Ignition Analysis

Analysis of ignition systems with distributors.

Independent Ignition Analysis

Analysis of independent ignition systems.

Simultaneous Ignition Analysis

Analysis of simultaneous ignition systems.

Ignition Analysis Display Modes

Various modes for displaying ignition analysis data.

Display Waveform Adjustment

Vehicle Sensor

Vehicle Sensor Diagnosis Diagram

Diagram illustrating sensor diagnosis connections.

Connection for Vehicle Sensor Testing

Steps to connect for vehicle sensor testing.

Vehicle Multimeter

Function for testing voltage, resistance, and frequency.

Simulation Function

Simulation Function Usage

How to use simulation to test sensor functionality.

Frequency Simulation

Simulates square signals with adjustable frequency and duty ratio.

Predefined Waveform

Predefined Waveform Interface

Interface for selecting and simulating predefined sensor waveforms.

Hand-draw Waveform

Hand-draw Waveform Function

Function to simulate custom waveforms by drawing.

Precautions on Checking Vehicle Sensor

Test Probes

Information on the test probes and their usage.

Vehicle autobase

Viewing Circuit Diagrams

How to access and view vehicle circuit diagrams.

Update of diagnostic Software

User Registration

Steps for registering the product on the website.

Software Update

Member Login

Logging into the member area for software updates.

Software Download

Downloading diagnostic software from the center.

Update Tool Download

Downloading and preparing update tools.

Display Program Download

Downloading display programs for the unit.

Diagnostic Program Download

Downloading the main diagnostic program.

Software Purchase and Update

Purchasing Software

Buying additional software through the purchase center.

FAQ

About Update via Internet

Answers to common questions about online software updates.

About Operation

Answers to common questions about device operation.

Questions Related to Vehicle

Operation Interruption During Diagnosis

Reasons and solutions for interrupted diagnosis operations.

No Vehicle ECU Communication

Troubleshooting steps for communication issues with vehicle ECU.

System Diagnosis Limitations

Reasons why some vehicle systems cannot be diagnosed.

Maintenance

X-431TOP Technical parameter

Usage Parameter

Operating environment and storage conditions for the device.

Oscilloscope Technical Parameter

Technical specifications for the oscilloscope function.

Engine Analysis Parameter

Technical parameters for engine speed and angle analysis.

Sensor Test Technical Parameter

Technical specifications for sensor testing and simulation.

Bluetooth Technical Parameter

Safety Requirement

Warranty

Order Information

Customer Service

X-431TOP Terminal Serial Number

Dealer Code Number