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Multiple Diagnostic Interface 2 User Guide
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If all installed applications are unable to communicate with the MDI 2 then
Connect the MDI 2 to the PC using USB but do not connect it to the vehicle, Do
not connect through a USB Hub or a repeater cable.
Verify that the USB cables are securely attached and the MDI 2 has completed
its power up sequence
Launch the MDI Manager Application
Does MDI Manager detect the MDI 2?
If NO
Try a different USB Cable / Port on the PC
Check the Windows Firewall to see if the MDI Manager is Blocked. Check that
the MDI 2 USB connection is detected by Windows:
From the Windows Control Panel, open the Network and Dial-up Connections
window.
Check for device name "Bosch VCI". If not running, then the USB driver has not
been loaded on the PC. Perform the following troubleshooting steps.
1. Unplug the USB cable from the PC and plug it back in to the same USB port on the PC. Continue if
not resolved.
2. Unplug the USB cable from the PC and plug it back in to a different USB port on the PC. Continue
if not resolved.
3. With the MDI 2 plugged into the PC with a USB cable, open the device manager from the Windows
control panel. In device manager search for an unknown or improperly configured device. The MDI
2 will likely be detected as one of the following:
Other device
– RNDIS/Ethernet Gadget with a yellow exclamation icon
Universal serial bus controllers
– Unknown USB Device
i. Right click on the device name in device manager > Update Driver > Browse my
computer for driver software > Browse > C:\Program Files (x86)\GM MDI
Software\USBDriver
4. Plug a different MDI 2 device (MDI #2) into the PC (PC #1). Continue if not resolved.
5. Plug the original MDI 2 device (MDI #1) into a different PC (PC #2) with MDI manager software
installed on it.
6. Contact Technical Support.
If YES
Test if connection lost when the MDI 2 is connected to the Vehicle
–
o
Check for Ground faults - (
Battery Chargers, Hoists…) This issue may be
resolved by correcting the ground fault or configuring the MDI 2 to connect
wireless or Ethernet.
o
Check for an improperly wired DLC connector
If the MDI Manager is still not able to communicate with the MDI 2, perform the
Recovery Procedure on the MDI 2
PC Application is Unable to Communicate with the MDI 2 over Wireless or Ethernet
Check that the wireless card is properly seated in the MDI 2.
Confirm the MDI can connect over USB