Launch X-PROG 3 User manual

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LAUNCH X-PROG 3 User Manual
Copyright
Copyright © 2021 by LAUNCH TECH CO., LTD. All rights reserved. No part of
this publication may be reproduced, stored, or transmitted in any form without
the written permission of the copyright owner.
Trademark
Launch is a registered trademark of LAUNCH TECH CO., LTD in China and
other countries. All other marks are trademarks or registered trademarks of
their respective owners.
Disclaimer
The contents of this document are subject to changes without notice due to
continued improvements in design, manufacture, and methodologies. Launch
is not liable for the damage or losses due to the use of this document.
FCC Statement
Any Changes or modications not expressly approved by the party responsible
for compliance could void the user’s authority to operate the equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to
the following two conditions:
a. This device may not cause harmful interference
b. This device must accept any interference received, including interference
that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for
a Class B digital device, pursuant to part 15 of the FCC Rules. These limits
are designed to provide reasonable protection against harmful interference
in a residential installation. This equipment generates uses and can radiate
radio frequency energy and, if not installed and used in accordance with
the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or
more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected.

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LAUNCH X-PROG 3 User Manual
- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirement.
The device can be used in portable exposure condition without restriction.
Important: Please read this manual carefully and understand the safety
precautions before performing any operation to this product.
Safety Grades
Safety grade denitions in this manual are as followings:
Symbol Denition Usage
Danger
Indicates a hazardous situation which, if not
avoided, will result in death or serious injury to the
operator or to bystanders.
Warning
Indicates a hazardous situation which, if not
avoided, could result in possible injury to the
operator or to bystanders.
Caution
Indicates a hazardous situation which, if not
avoided, could result in serious equipment damage
or property losses.
Safety Precautions
• Never collide, throw, or puncture the test equipment, and avoid falling,
extruding and bending it.
• Do not insert foreign objects into or place heavy objects on your device.
Sensitive components inside might cause damage.
• Do not use the test equipment in exceptionally cold or hot, dusty, damp or
dry environments.
• In places using the test equipment may cause interference or generate a
potential risk, please turn it o󰀨.
• The test equipment is a sealed unit. There are no end-user serviceable
parts inside. All internal repairs must be done by an authorized repair facility
or qualied technician. If there is any inquiry, please contact the dealer.
• Never place the test equipment into apparatus with strong electromagnetic
eld.

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LAUNCH X-PROG 3 User Manual
• Do not attempt to replace the internal rechargeable lithium battery. Contact
the dealer for factory replacement.
• Use the included battery and charger. Risk of explosion if the battery is
replaced with an incorrect type.
• Do not disconnect power abruptly when the test equipment is being
formatted or in process of uploading or downloading. Or else it may result
in program error.
• Do not disconnect battery or any wiring cables in the vehicle when the
ignition switch is on, as this could avoid damage to the sensors or the ECU.
• Do not place any magnetic objects near the ECU. Disconnect the power
supply to the ECU before performing any welding operations on the vehicle.
• Use extreme caution when performing any operations near the ECU or
sensors. Ground yourself when you disassemble PROM, otherwise ECU
and sensors can be damaged by static electricity.
• When reconnecting the ECU harness connector, be sure it is attached
rmly, otherwise electronic elements, such as ICs inside the ECU, can be
damaged.
Packing List
The following packing list is for reference purpose only. For di󰀨erent
destinations, the accessories may vary. For details, please consult from the
local dealer or check the packing list supplied with this tool together.
• Main unit
• Power adaptor
• Main diagnostic cable
• The fourth-generation data acquisition cable
• The fourth-generation of EEPROM data acquisition cable(without
dismantling dashboard)
• BENCH mode cable
• MCU converter V1
• MCU converter V2
• MCU cable with multiple leads
• EEPROM chip adaptor
• Benz infrared analog acquisition key

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LAUNCH X-PROG 3 User Manual
• MCU cable with multiple leads
• EEPROM converter
• User Manual

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LAUNCH X-PROG 3 User Manual
Table of Contents
1 About this Manual...................................................................................1
1.1 Target Reader......................................................................................1
1.2 Typographic Conventions ....................................................................1
1.3 Symbols...............................................................................................1
2 About X-PROG 3 ................................................................................................ 2
2.1 Product Overview ................................................................................2
2.2 Power Source......................................................................................3
2.3 Technical specications .......................................................................4
2.4 Accessories .........................................................................................4
3 Diagnostics.............................................................................................4
3.1 Common Operations ...........................................................................4
3.1.1 Establish Hardware Connection .......................................................4
3.1.2 Establish Wireless Connection.........................................................5
3.1.3 Perform Common Operations...........................................................6
3.2 Diagnostic Operations .........................................................................7
3.2.1 Key Programming.............................................................................7
3.2.2 Gear Box Programming..................................................................12
3.2.3 Engine Programming......................................................................17
3.2.4 Return from Diagnostic Function....................................................26
4. Software Upgrade................................................................................26
5. Warranty ..............................................................................................27

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LAUNCH X-PROG 3 User Manual
1 About this Manual
This manual introduces the basic information of X-PROG 3 and instruction on
the product usage. X-PROG 3 is a powerful anti-theft solution and an ideal
choice for professional repair shops and vehicle maintenance businesses.
It has achieved vehicle key, Engine and gearbox programming, featuring
powerful multiple parts reprogramming and wide range of vehicle coverage.
1.1 Target Reader
This document is intended for vehicle owners or repair technicians to perform
various diagnostic procedures using X-PROG 3; it assumes a basic knowledge
of vehicles.
1.2 Typographic Conventions
The typographic elements that may be found in the document are dened in
the following table:
Item Presentation Example
Cascading Menus -> X431->Local Diagnosis
Parameter/value Bold Silde the WLAN switch to “ON”.
Variable/unfamiliar
term Italic Visit us by http://cnlaunch.com.
UI control Bold On the Health Check screen, tap
Enter.
Message “” The “success” message appears.
1.3 Symbols
Following symbols are used in this document:
Symbol Denition Usage
Note Widely used for any supplementary
information.
Tip Refers to easily overlooked tricks that is
necessary for a better user experience.

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LAUNCH X-PROG 3 User Manual
2 About X-PROG 3
2.1 Product Overview

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LAUNCH X-PROG 3 User Manual
No. Part Name Description
1DB26 diagnostic connector To connect with all anti-theft
cables.
2Benz key slot To place Benz car key.
3Key slot To place car key for RF
defection.
4Key chip slot To place key chip.
5Power indicator
• Red light indicates faults.
• Orange light indicates
functions normally.
6Valve To tighten loose EEPROM board.
7EEPROM slot To insert EEPROM board
8Power port For power charging
9DB15 diagnostic connector To connect with main diagnostic
cable.
10 DIY slot To insert vehicle DIY board.
2.2 Technical specications
Input voltage 12 V DC
Input current 500 mA
Working temperature 0 to 50 ℃
Storage temperature - 20 to 70 ℃
Dimension 39 x 107 x 298 mm

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LAUNCH X-PROG 3 User Manual
2.3 Power Source
The product does not have an independent power supply, you can power it up
via either of the followings ways:
• Use the included power adaptor
• Connect the device through the vehicle’s DLC
2.4 Accessories
Photo Accessory Name Descrption
Main Diagnostic
Cable
To connect vehicle DLC port,
VCI and programmer for
diagnose.
Power adaptor To provide power supply for
the programmer.
The fourth-
generation data
acquisition cable
After removing the vehicle
dashboard, connect
programmer, vehicle
dashboard, and the cable.
The fourth
generation of
EEPROM data
acquisition
cable (without
dismantling
dashboard)
Connect the programmer and
vehicle dashboard,and then
place the probe(the yellow
lead) to the designated area.

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LAUNCH X-PROG 3 User Manual
BENCH mode
cable
Connect the programmer and
the engine to read engine or
gearbox ECU (Connect engine
ECU with the BENCH mode
cable based on BENCH mode
diagram).
MCU Converter
V1
Connect the programmer
with MCU(chip soldering is
required in this procedure).
MCU Converter
V2
Connect the programmer
with MCU(chip soldering is
required in this procedure).
EEPROM chip
adaptor
Place the EEFROM chip onto
the adaptor, and then plug it
into the programmer socket.
Benz infrared
analog acquisition
key
To connect the programmer
with the key lock, insert the
key into the programmer for
further key operations.
EEPROM
converter
Solder the desired chip on
the EEPROM converter, and
then plug the board into the
programmer(chip soldering is
required）

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LAUNCH X-PROG 3 User Manual
MCU cable with
multiple leads
To connect the programmer
and MCU.

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LAUNCH X-PROG 3 User Manual
3 Diagnostics
X-PROG 3 diagnostic function supports key programming, engine and gearbox
replacement for various of vehicles, you can retrieve ECU information, read,
erase, and write in for a range of chips as shown in the product options.
3.1 Common Operations
• 3.1.1 Establish Hardware Connection
You need to turn off the ignition and correctly locate the vehicle Data Link
Connector (DLC) so as to perform hardware connection.
You can refer to the table below for hardware connection:
User Scenario Cable Image End A End B End C
Key
programming
Main diagnostic cable
Connect with
Launch VCI
connector
for data
transmission
Connect
with
vehicle’s
DLC
Connect with
X-PROG 3
Engine/
Gearbox
programming
Power cable
Connect power
supply N/A
Connect
with end B
the main
diagnostic
cable
Engine/
Gearbox
programming
MCU cable with
mutiple leads
Connect with
X-PROG 3
Connect
with the
engine or
gearbox to
be repaired/
replaced
N/A

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LAUNCH X-PROG 3 User Manual
Engine/
Gearbox
programming
Main diagnostic cable
Connect with
Launch VCI
connector
for data
transmission
Connect
power
supply
cable
Connect with
X-PROG 3
• 3.1.2 Establish Wireless Connection
You must make sure that your diagnostic tool is well connected with X-PROG
3, follow steps below to check wireless connection:
Note: It is strongly recommended to connect the diagnostic tool with the
VCI connector using a USB cable for e󰀨ective data transmission.
1. Slide down the status bar from the top.
2. Touch , go to Wireless and network -> Bluetooth.
3. Select the X-PROG 3 to be connected, wait until the connection is
successful.
• 3.1.3 Perform Common Operations
You should enter the function interface before using the programmer.
1. Turn on a Launch diagnostic tool, and/or open the diagnostic App on the
home screen.
2. On the main diagnostic screen, enter Anti-theft system either from Local
Diagnose or Reset, touch OK.
3. You will view the connection diagram, touch OK.

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LAUNCH X-PROG 3 User Manual
4. Depending on your requirement, touch any of the following options :
• Gearbox Learning
• Anti-Theft System
• Engine System
3.2 Diagnostic Operations
• 3.2.1 Key Programming
You can use anti-theft system to access key chip programming functions. The
product supports reading, retrieving and writing key information, as well as
other key-related functions.
• Connecting diagnostic system
Note:
The USB cable shown in below diagram is not included in the packing
list for now, using a USB cable could effectively enhance your data
transmission speed.

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LAUNCH X-PROG 3 User Manual
• Operating on key programming
You can use key programming function to backup old key data and write
in data for new keys. Below procedure shows you how to perform key
programming for BMW using Launch diagnostic product, it contains backup
current key data and new key generation.
1. Backup current key data.
a. Touch Intelligent Mode.
b. Touch OK to conrm the IMMO Type.

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LAUNCH X-PROG 3 User Manual
c. Touch Key Operation.
d. Touch Key Learning.
e. Touch OK after reading the the onscreen instruction.

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LAUNCH X-PROG 3 User Manual
f. Touch OK.
g. Touch OK to save the key data.
h. Enter the key le name and touch OK.
i. Key le saved, touch OK to conrm.

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LAUNCH X-PROG 3 User Manual
2. Generate a new key.
a. Touch the desired blank key position.
b. Place the new key into the programmer key slot and touch OK.
c. Conrm the key type, if the you are using a smart key, touch YES.
d. If the key generation is done, touch OK to conrm.

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LAUNCH X-PROG 3 User Manual
• 3.2.2 Gearbox Programming
You can use gearbox programming function to restore the old gearbox data or
write in new data after a new gearbox is replaced.
• Connecting diagnostic system for gearbox programming
Note:
• The USB cable shown in below diagram is not included in the packing
list for now, using a USB cable could effectively enhance your data
transmission speed.
• Certain Vehicle gearboxes are connected based on the real chassis
type, for information how to connect the gearbox, refer to the onscreen
connection diagram.
• Operating on gearbox programming
Below procedure shows you how to perform gearbox programming for a BMW
using Launch diagnostic product, the procedure contains gearbox connection
and erasure of gearbox data.

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LAUNCH X-PROG 3 User Manual
1. Connecting the gearbox.
a. On the programmer function interface, touch EGS System to enter gearbox
programming.
b. Touch the correct chassis type.
c. You will then see a corresponding connection diagram. Touch OK.