GM MDI wireless diagnostic scan tool is GM Mutiple Diagnostic Interface with gm mdi wireless card. Wifi GM mdi module with gm mdi manager software. When using gm mdi wifi scanner, customers maybe met gm mdi problem. Below OBD2Tuning sharing How to solve GM MDI wireless diagnostic scan tool Wifi GM mdi module problem.

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How to solve GM MDI wireless diagnostic scan tool Wifi GM mdi module problem:

1. “MDI DOES NOT PASS SELF TEST”

If you meet this problem, it indicates that there is an internal problem in obd2tuning.com GM MDI wifi scanner, you need to connect the MDI to a PC by using the USB and do the software recovery procedure or you can contact your local customer support center for help.

2. “MDI ERROR LED LIGHTS AFTER POWER ON”

This condition indicates that during power on, there has detected a problem. And the solution is to power down obd2tuning.com Wireless GM MDI and verify that it has the same problem after you power up again, then connect the MDI to a PC by using the USB and do the software recovery process. Ask your local customer support center is ok.

3. “MDI FAILS TO POWER UP”

Normally speaking, Once the external power is applied, the MDI should power up. If the GM MDI programming from obd2tuning.com does not turn on, the first thing you need to do is to check the wall plug or power cable connections. Then try to supply power to the MDI from the two different power sources, the vehicle DLC connector and the AC 12-volt Adapter.
To solve this problem, you need to check and make sure that the cables are all attached to the MDI securely and the connector pins are all clean. If you are going to connect to the vehicle DLC connector, try to power from the AC 12-volt Adapter. And if you are going to connect to the AC 12-volt Adapter, you should try to power from the vehicle DLC connector. If your MDI still can’t power up, then you may have a problem with your MDI, you’d better contact with your local support center.

4. “MDI TURNS OFF IMMEDIATELY WHEN DISCONNECTED FROM THE VEHICLE”
Actually, after it is disconnected form the vehicle, the MDI should stay on for a factory set time unless you press the power button. If the MDI turns off immediately once you disconnected it from the vehicle, you should power up obd2tuning GM MDI tech 3 scan tool and verify that it has the same problem when the power is removed, then replace the batteries and make sure they are properly installed. After these operation, if it still fails to be off correctly, your MDI may be damaged.

This article is compiled by www OBD2Tuning com, if you have any advice on it, pls feel free to contact OBD2Tuning - China OBD2 Tuning Tool Automotive Diagnostic Tools Car Key Programmer OBD2 ECU chip tuning tool Center.

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