GM MDI Tech2Win “No communication with vehicle” solution

Tech2Win is a Windows application which can be loaded onto a service PC or laptop via TIS2Web. It provides much convenience to the operation of GM MDI Diagnostic Tool. But improper operation may leads to system errors. Here provides the MDI Tech2Win no communication error and solution.

Problem:
After install Tech2Win software application, connect the GM MDI interface from www.cnautotool.com with Opel Zafira-B 2008 to reset ABS light. The software program was allowed to access to Chassis control module, but soon the Tech2Win system display error message: “no communication with the vehicle”.
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Possible reason:
The right bottom (0) icon indicates that MDI Tech2Win software has not need well installed and activated.

Solution:
Re-install and activate the automotive scan tool GM MDI GlobalTIS MDI Tech2Win GDS2 software again.
If there is (1) icon displayed on the right bottom of the Tech2Win program, the software has been successfully installed and there is good communication between vehicle and GM MDI scan tool.

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How to update GM MDI Hardware

Here we share the method to update GM MDI Hardware.

item: New Wifi GM MDI Scan Tool Multiple Diagnostic Interface with SPS Software with WIFI Card

1. firstly press this button like the picture showed, and then connect to power adapter, unloose the button until all the five leds are flashing.

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2.second click gm mdi manager.

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3.At last click Mdi update.

How to unlock radio code and use vin relearn by gm tech 2?

Here is the step-by-step instruction on clear radio theftlock for GM (GM, SAAB, OPEL, SUZUKI, ISUZU and HOLDEN) models with GM Tech 2 scan tool from CnAutotool.com.
Tools needed:
GM Tech2 diagnostic scan tool
Candi interface
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Tech II Theft-lock procedure:
Well setup CANDI module with GM Tech2 Scanner main unit, connect Tech2 scanner with vehicle
1.Select “Diagnostics” at the Main Menu screen
2.At the “Vehicle Identification” screen, select the following options:
– Model Year >>> (radio came from an 04 Escalade or whatever)
–LD Trk, MPV, Incomplete;
3. Select “Body” at the “System Selection” Menu screen
4. At the “Vehicle Identification” screen, select the following:
–          Appropriate model
–          Appropriate Air Conditioning
–          Navigation Radio
5. Select “Navigation Radio” at the “Body” screen
6. Select “Special Functions” at the “Radio” screen
7. Select “VIN Relearn” at the “Special Functions” screen
8. At the “VIN Relearn” screen, the Tech2 will display “Do you want to clear radio theft information?”
9. To begin clearing, press the soft touch key on the top right of the scan tool. The scan tool will display “Clearing Radio Theft in Progress.”
10. Press “EXIT” on the scan tool and cycle the ignition.
NOTE:
1.The radio theft will learn the VIN. Without learning the VIN, the radio will display a locked message (LOC or LOCKED).
2.Another way is to see if the sound works by installing the radio, and not turning the key to ON, just ACC. that will work the radio for a test.

How to Program Cadillac key fob with GM Tech2 clone

This is an instruction on how to program key fob to 2007 Cadillac CTS-V using a gm tech2 gm diagnostic scanner

Model: 2007 Cadillac CTS-V

The process…here you go…

The key to be programmed

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Insert the key and ignition on

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The gm tech 2 scan tool power on

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In the main menu, go to Diagnostics

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Select model: 2007 Cadillac D (DN) CTS-V passenger car

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Then go to Vehicle Control Systems

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Read vehicle info

Engine type: (U) 6.0L V8 LS2

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Go to Module Setup

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Then Remote control door lock receiver

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Program key fobs…

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Two key fobs to be programmed

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Tips of programming key fobs:

All key fobs must be programmed each time any one fob is programmed. To program,press and hold the LOCK and UNLOCK key fob buttons prompted by the TECH 2 at CnAutotool.com. Programming takes 15-30 minutes….

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Programmed complete and test it’s working.

Done!