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GMC MDI User Manual

Multiple diagnostic interface
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  • Page 2 I. Introduction MDI User’s Guide The Multiple Diagnostic Interface User’s Guide provides an overview of the MDI tool. Everything contained in this manual is based on the latest product information available at the time of publication. The right is reserved to make changes at any time without notice.

  • Page 3: Fcc Compliance

    This equipment complies with the requirements of VDE 0871/6.78. Improper use or maintenance neglect may cause unacceptable radio or TV interference. Using This Manual To increase their effectiveness with the MDI, users should familiarize themselves with the format and information contained in this guide. NOTE If you are reading this guide online, note that the figures and illustrations are hyperlinked to the text.

  • Page 4: Location Of Vehicle Ecus And Test Connectors

    To familiarize yourself with the Multiple Diagnostic Interface and host computer applications and their capabilities, and how to use them, please read through the User’s Guides before putting the MDI to work. The Multiple Diagnostic Interface and host computer applications provide the following capabilities: •...

  • Page 5: Customer Support Overview

    Before making a call to your local Customer Support Center or GM Dealer Equipment, be sure to have the following information ready: • Dealership name, address and dealer code number • Serial number of MDI • Name, part number, and quantity of the item to be requested • Telephone number where the technician may be reached.
  • Page 6 • Fax line: 1-248-265-9327 Customers outside of North America, please contact your regions individual Technical Support Center with any questions or comments. Customer Support Overview continued on next page… 2007 MDI User’s Guide Section I – v - PREVIOUS VIEW -...
  • Page 7 • Damage due to dropping or other severe impact to the product. • Damage due to exposure to excessive temperatures. • Damage or loss that may occur during shipping. This warranty also excludes all incidental or consequential damages. 2007 MDI User’s Guide Section I – vi - PREVIOUS VIEW -...

  • Page 8: Taking The Product Back And Recycling

    WEEE take-back system for recycling. The WEEE directive concerns this device but not external cables or batteries. For more information on this recycling program, contact your local service center. 2007 MDI User’s Guide Section I – vii - PREVIOUS VIEW -...

  • Page 9: Declaration Of Conformity

    The product herewith complies with the requirements of the Low Voltage Directive 2006/95/EEC and the EMC Directive 89/336/EEC. • Location: Santa Barbara, California • Date: 20 August 2007 • QA Manager: 2007 MDI User’s Guide Section I – viii - PREVIOUS VIEW -...

  • Page 10: Operating Precautions

    PARKING BRAKE: 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. Operating Precautions continued on next page … 2007 MDI User’s Guide Section I – ix - PREVIOUS VIEW -...

  • Page 11: Software License Agreement

    • DO NOT clasp battery clamps together when connected simultaneously to the vehicle’s 12 volt cigarette lighter or power supply. Reverse polarity in the vehicle’s cigarette lighter may be present. Damage could occur to the MDI or to the vehicle.
  • Page 12 Overview The Multiple Diagnostic Interface (MDI) arrives in a kit which also contains a data link connector cable (J1962 connector), AC 12-volt adapter, USB cable and cable keeper, Ethernet cable, and four AAA batteries. A description of the MDI hardware and software is included in the following sections.
  • Page 13 The MDI is used by professional technicians as an aid in diagnosing and repairing automotive electrical and electronic systems. The MDI is designed to connect the vehicle to a TIS 2 Web PC computer application which then functions though the MDI for data transfer and Electronic Control Unit (ECU) reprogramming. See...

  • Page 14: Host Computer Interface

    II. Product Description Host Computer Interface Using the PC application MDI Manager software, you configure the MDI to communicate with a host computer. The MDI is capable of communicating over a USB cable, an ethernet cable (LAN), or wireless (WLAN). Refer to Figure VIIC-3.
  • Page 15 Universal Serial Bus (USB) The MDI has a fixed USB configuration which cannot be changed. This ensures that the MDI can always be connected to a single PC running the MDI Manager software so you can configure to LAN or WLAN configurations required by your local network.
  • Page 16 Do not use the RS232 cable from a Tech 2 to connect the MDI to the dealer LAN. Wireless Local Area Network (WLAN) The MDI’s 802.11g WLAN connection is setup and configured while the MDI is connected over USB to a PC running the MDI Manager software. Refer to...

  • Page 17: Minimum Hardware Requirements

    • Video Memory PC Computer Application The MDI functions with a PC computer applications (PC program) for testing specific vehicles and systems. The programs are upgraded periodically to include new vehicles, model years, systems, and functions. Specific operating instructions are provided within the PC computer application.

  • Page 18: Power Source

    Data Link Connector and Cable NOTE The DLC cable supplied with your MDI is keyed such that it will only connect to the MDI. It will not connect to a Tech 2 and conversely, Tech 2 cables will not connect to the MDI.
  • Page 19 Battery Backed Operation Four AAA Batteries are provided to power the MDI during a brief power interruption. The MDI will not operate solely on the battery pack, the MDI must be connected to the vehicle’s 12-volt power supply during bench operations such as setting the MDI configuration options or updating software.
  • Page 20 II. Product Description Multiple Diagnostic Interface Features continued… LEDs Five Light Emitting Diodes (LEDs), one red and four green, are located on the front of the MDI as shown in Figure VIIC-6. One LED is reserved for future host computer applications.

  • Page 21: Getting Started

    For your initial software installation, use the MDI Software Installation CD provided by GM Service and Parts Operations. Future MDI updates can be done from the SPS application in TIS 2 Web. Logon to your SPS application at the TIS 2 WEB website and follow the instructions provided for installing the MDI Manager software application onto your PC.
  • Page 22 Make note of the path for future reference. You can not change this location. Click Next> to continue. Installing The MDI Manager Software continued on next page… 2007 MDI User’s Guide Section III –2 - PREVIOUS VIEW -...
  • Page 23 III. Getting Started Installing The MDI Manager Software continued… 6. You can 8. Connect not change any settings cable to in this configure installation. PC for MDI USB con- Click Install nection. to continue. 7. A progress Click Finish to...
  • Page 24 When you receive a new MDI, it must be updated to the latest MDI Tester software. The MDI Manager software will display the status of all MDIs that are detected. If the MDI is labeled UPDATE MDI S/W in the MDI Explorer tab, it requires an MDI Tester software update before it can be used.
  • Page 25 3. Power on the MDI by plugging in the AC 12-volt adapter. When the MDI powers up, the green LEDs will flash in succession while the MDI performs its power on self test. If the test detects an MDI fault, the red LED will be illuminated.
  • Page 26 The MDI software Explorer tab switches automatically to the MDI Explorer tab and is the main your MDI will appear when it has finished the restart and screen for Power On Self Test (POST). information on your MDIs. 5. Select the...
  • Page 27 Using The MDI Manager Software NOTE In order to configure an MDI to communicate on your network you must connect the MDI, via USB, to a PC running MDI Manager software. Use the following steps to communicate to an MDI with the MDI Manager software: 1.
  • Page 28 NOTE If your MDI is connected via USB, the functions on all tabs are available; if your MDI is not connected via USB, the functions on the Network Setup and MDI Update tabs are not available. CHECK THE DETAILS FOR THE MDI MANAGER SOFTWARE AND ANY DETECTED MDI 1.

  • Page 29: Clear Network Settings

    • If your MDI Manager software is more recent than the MDI Tester Software, see Update MDI Tester Software. • If your MDI Tester Software is more recent than your MDI Manager software, download the current version from TIS 2 Web. MDI NETWORK COMMUNICATIONS SETUP FUNCTIONS The Network Setup tab in the MDI Manager software is selected in order to change the MDI connection interfaces, wireless access or security settings, or to clear any previous network settings.
  • Page 30 Using the MDI Manager software continued… Enable Wired Ethernet The following procedure shows how to configure your MDI for wired ethernet communication in your environment. Before modifying the MDI communications interface, contact your IT Administrator. Things you will need to know: •...
  • Page 31 Process will mask. flash during the update process. 9. Select Apply to reconfigure your MDI. You will see the screen at the right to check your communication 12. MDI changes. Select Yes to continue, or No to get back to the interface Network Setup tab to make any changes.
  • Page 32 Using the MDI Manager software continued… Enable Wireless The following procedure shows how to configure your MDI for wireless communication in your environment. Before modifying the MDI communications interface, contact your IT Administrator. Things you will need to know: • Does your wireless LAN automatically assign IP addresses? If not, you will need an IP Address and Subnet Mask to assign to your MDI.
  • Page 33 Enter Network Name [SSID]: radio button and type the network name. If the MDI is within range of your wireless access point and broadcasting choose the Select from available network list radio button and then select Refresh to cause the MDI to search for wireless network signals.
  • Page 34 18. Record or print your settings as they are displayed on the complete will be displayed briefly when the update Properties tab for future reference. process is finished. Using the MDI Manager software continued on next page… 2007 MDI User’s Guide Section III –...

  • Page 35: Recovery Procedure

    1. Remove power from the MDI. This may require disconnecting the power cord and pressing the Power button. Ensure that all the LEDs are off. If the MDI Power button does not shut off the power after the power cord is removed, remove the batteries.
  • Page 36 III. Getting Started Using the MDI Manager software continued… 3. Start the MDI Manager software by clicking on the MDI_Manager icon. NOTE Your MDI is connected via USB or it will not be recognized. 4. Plug the USB 6. Select the...
  • Page 37 TESTING THE MDI Power on Self Test When you first apply power to the MDI, the Power On Self Test (POST) will run. You should observe the following sequence of lights and hear the “BEEP’ indicating that the MDI is working properly.

  • Page 38: Vehicle Battery

    III. Getting Started Connecting The MDI To The Vehicle The Multiple Diagnostic Interface kit contains the following cable to connect the MDI to the vehicle. • J1962 16/26 pin Data Link Connector (DLC) cable page II-1. Refer to the Repair Manual or the electrical wiring diagram for the vehicle you are testing to determine the location and type of Data Link Connector (DLC) installed on the vehicle.

  • Page 39: Care And Cleaning

    Cleaning and Storing Your MDI If the MDI, connectors, or cables become dirty, they may be cleaned by wiping them with a rag lightly coated with a mild detergent or non-abrasive hand soap. Do not immerse the MDI or any of its parts or accessories in water. Avoid using harsh solvents such as petroleum based cleaning agents, Acetone, Benzene, Trichloroethylene, etc.

  • Page 40: Replacing The Batteries

    Replacing The Batteries The MDI contains four AAA batteries. The batteries are not intended to power the MDI. The batteries only provide back-up power for momentary power interruptions like those that can occur during engine cranking. The batteries will supply power to keep the MDI running for about 30 seconds before the MDI automatically shuts down.
  • Page 41 Turn over, slide open, and remove battery door. The negative (flat) end of the battery is always installed to contact the spring. Install four AAA batteries. International (LR03) batteries. 2007 MDI User’s Guide Section V – 2 - PREVIOUS VIEW -...
  • Page 42 MDIs. There are two controls in this area: the Default Device control and the Auto- Connection Order control. Default Device control The Default Device text box allows you to type the serial number of the MDI that you want to define as your default device. The J2534 Configuration Application next page… 2007 MDI User’s Guide...
  • Page 43 Auto-Connection Order window. The Device on USB connection method will attempt to connect to an MDI via USB, even if that MDI is not the Default Device. The J2534 Configuration Application next page…...
  • Page 44 The J2534 Configuration Application continued… The Default Device connection method will attempt to connect to the Default Device (MDI) using the first available connections in the following order: USB, wired ethernet, then wireless. The Device Explorer connection method opens the dialog box shown below if MDIs are detected.
  • Page 45 When you are finished using one MDI, launch the J2534 Configuration Application (you can usually do this from within your TIS 2 Web application). Verify that the Auto-Connection Order will allow you to select a different MDI; one way to do this is to select only Device Explorer, as shown above. Then click Apply.
  • Page 46 If You Are Having a Problem This section is intended to help you get back on track if the MDI appears to be operating abnormally. In addition, the most likely cause for the condition is given as well as other possible causes and recommendations on how to isolate or eliminate the problem.
  • Page 47 MDI FAILS TO POWER UP The MDI should power up as soon as external power is applied. If the MDI does not turn on, first check the wall plug or power cable connections. Try supplying power to the MDI from two different power sources, the vehicle DLC connector and the AC 12-volt Adapter.
  • Page 48 • Test the connection to your MDI by using the ‘Test Connection’ functionality of SPS. • Using the MDI Manager software, make sure that your MDI is displayed on the MDI Explorer tab. Verify that you can successfully connect to your MDI.
  • Page 49 Check for device name ETAS USB Remote NDIS Network Device. If not running, then either the USB driver has not been loaded on the PC or the MDI is not powered and connected to the USB. Check all USB ports on the PC and verify that the MDI is powered on.

  • Page 50: Glossary And Abbreviations

    Light Emitting Diode MARKER Highlighted text or data on a display screen. Same as Cursor. Multiple Diagnostic Interface PC software that configures, test, and update the MDI Manager Software Personal Computer running the Microsoft Windows 2000 or XP Pro operating system.
  • Page 51 Grouping of IP addresses Universal Serial Bus, a common standard for interfacing with a PC. Volts dc WLAN Wireless Local Area Network. See LAN. END OF DOCUMENT END OF DOCUMENT Section VIII – 2007 MDI User’s Guide - PREVIOUS VIEW -...
  • Page 52 IX. Figures / Screenshots Figure VIIC-10. Vehicle to terminal pass-thru connection USB Port DLC Connector 2007 MDI User’s Guide - PREVIOUS VIEW - Section IX – ...

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