GMC MDI 2 User manual

Multiple Diagnostic Interface 2 User Guide
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Multiple Diagnostic Interface 2 User Guide
© 2015 GM Customer Care and Aftersales
Made in the U.S.A. All rights reserved.

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Table of Contents
Table of Contents...............................................................................................................2
Introduction ........................................................................................................................3
Customer Support Overview...............................................................................................4
Important PC Hardware Guidelines....................................................................................5
Symbols Used....................................................................................................................6
Important User Information................................................................................................. 7
Safety Instructions..............................................................................................................8
Product Description..........................................................................................................11
Getting Started.................................................................................................................16
Installing the MDI Manager Software........................................................................... 16
Setting Up the MDI 2 Hardware................................................................................... 16
Setting Up Wireless Communications..........................................................................20
Power On Self-Test (POST).........................................................................................22
Connecting the MDI 2 to a Vehicle...............................................................................23
Finishing Up.....................................................................................................................24
Troubleshooting................................................................................................................26
Cleaning and Maintenance...............................................................................................31
Cleaning and Storing Your MDI 2 ................................................................................31
Recovering the MDI 2 Software...................................................................................31
Glossary...........................................................................................................................33

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Introduction
The Multiple Diagnostic Interface 2 (MDI 2) User Guide provides a quick reference and overview
of the Multiple Diagnostic Interface 2 system.
Everything contained in this manual is based on the latest production information available at
the time of publication. The right is reserved to make changes at any time without notice.
No part of this publication may be reproduced, stored in any retrieval system, or transmitted in
any form by any means, including but not limited to electronic, mechanical, photocopying,
recording, or otherwise, without the prior written permission of GM Customer Care and
Aftersales. This includes all text tables, illustrations and charts.

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Customer Support Overview
To obtain assistance with your TIS software, contact the ACDelco Aftermarket Support Center.
Before Calling
Before making a call for ACDelco Aftermarket support, be sure to have the following information
ready:
Business name, address, ACDelco TDS Login ID, and the technician’s Telephone
number
Tell when the problem occurred
List any error messages
Give vehicle entry information
Making the Call
The ACDelco Aftermarket Support Center telephone lines operate from 8:00 AM to 8:00 PM
(Eastern Standard Time) Monday through Friday.
In the United States and Canada to contact Customer Support, dial:
1-888-212-8959

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Important PC Hardware Guidelines
ACDelco provides IT guidelines to help users have a seamless experience when using
TIS2Web software applications. To avoid unnecessary compliance issues with TIS2Web,
please review and adhere to the stated infrastructure guidelines at the following link:
http://www.gmdesolutions.com/services/standards.php
These guidelines for GM Dealers also apply to Independent Service Centers, Professional
Service Centers and Key Fleets using ACDelco Aftermarket subscriptions. For questions on
these guidelines, contact 888-212-8959, prompt #2.

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Symbols Used
Warning Notices - Structure and Meaning
Warning notices warn of dangers to the user or people in the vicinity.Warning notices also indicate
the consequences of thehazard as well as preventive action.Warning notices have the following
structure:
Warning Symbol
KEY WORD –Nature and source of hazard.
Consequences of hazard in the event of failure to observe action and
information given.
Hazard prevention action and information.
The key word indicates the likelihood of occurrence and the severity of the hazard in the event of
non-observance:
Key word
Probability of occurrence
Severity of danger if instructions not
observed
DANGER
Immediate impending danger
Death or severe injury
WARNING
Possible impending
danger
Death or severe injury
CAUTION
Possible dangerous
situation
Minor injury
Symbols in this Document
Symbol
Designation
Explanation
!
Attention
Warns about possible property damage.
i
Information
Practical hints and other
useful information.
Symbols on the Product
Observe all warning notices on products and ensure they remain legible.

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Important User Information
To increase effectiveness with the Multiple Diagnostic Interface 2 (MDI 2), users should
familiarize themselves with the format and information contained in this guide. Every attempt
has been made to provide complete and accurate technical information based on factory service
information available at the time of publication. However, the right is reserved to make changes
at any time without notice.
Before starting up, connecting and operating the MDI 2, it is absolutely essential that the
operating instructions/owner’s manual and, in particular, the safety instructions are studied
carefully. By doing so you can eradicate any uncertainties in handling this product and thus
associated safety risks upfront; something which is in the interests of your own safety and will
ultimately help avoid damage to the device. When this product is handed over to another
person, not only the operating instructions but also the safety instructions and information on its
designated use must be handed over to the person.

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Safety Instructions
Please read and review all instructions, warnings and information included in this manual prior to
start-up, connection and operation of the MDI 2 Vehicle Communication Interface.
This user manual is written for safe convenient setup and use of the product. We recommend
that you carefully read the manual prior to using the MDI 2 and software.
DANGER –High Electrical Voltage
Certain risk of personal injury or death
Always consult the vehicle's service manual for safety precautions
and procedures when working with high voltage vehicle systems
and/or passive restraint devices such as airbags, pretensioners and
other deployable devices.
WARNING –Dangerous Exhaust Gas
Possible risk of personal injury or death
When performing any checks with the engine running in an enclosed
space such as a garage, be sure there is proper ventilation. Never
inhale exhaust gases; they contain carbon monoxide - a colorless,
odorless, extremely dangerous gas which can cause unconsciousness
or death
WARNING –Parking Brake
Possible risk of personal injury
To help avoid personal injury, always set the parking brake securely
and block the drive wheels before performing any checks or repairs on
the vehicle.
CAUTION –Battery Clamps –Polarity
Possible risk of personal injury
Do not clasp battery clamps together when connected simultaneously
to the vehicle's 12 volt cigarette lighter or power supply. Reverse

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polarity in the vehicle's cigarette lighter may be present. Damage
could occur to the MDI 2 or to the vehicle. Make sure all cables and
adapters are firmly connected before starting to use the MDI 2 Always
read the instructions completely before attempting a new procedure.
Electromagnetic Compatibility
The MDI 2 satisfies the requirements of the EMC directive 2004/108/EG.
The MDI 2 is a class/category A product as defined by EN 55 022. The MDI 2 may cause high-
frequency household interference (radio interference) so that interference suppression may be
necessary. In such cases the user may be required to take the appropriate action.
Electronic Waste Disposal
This MDI 2 is subject to European guidelines 2002/96/EG (WEEE). Old electrical and electronic
devices, including cables and accessories or batteries must be disposed of separately from
normal household waste. Please use the return and collection systems in place for disposal in
your area.
Damage to the environment and hazards to personal health are prevented by properly disposing
of the MDI 2.
FCC Compliance
This equipment has been tested and found to comply with the limits for a Class A digital device,
pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable
protection against harmful interference when the equipment is operated in a commercial
environment.
This equipment generates, uses, and can radiate radio frequency energy. If not installed and
used in accordance with the instruction manual, it may cause harmful interference to radio
communications. Operation of this equipment in a residential area is likely to cause harmful
interference, in which case the user will be required to correct the interference at his or her
expense.
All work conducted on electrical devices may be performed by persons with sufficient
knowledge and experience in the field of electrics and hydraulics.

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WiFi Compliance
This equipment complies with the following worldwide wireless standards.
Safety / Environmental Compliance
This equipment complies with the following worldwide safety and environmental standards.